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Dr. Michael - Mahmoud Lajin, MD

La Mesa, CA

23 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Lajin, Gastroenterologist in La Mesa, CA?

    Dr. Michael - Mahmoud Lajin, MD is a Gastroenterologist, who primarily practices in La Mesa, CA with 2 additional practice locations. He has been practicing for over 23 years and is board certified. Dr. Lajin completed his residency at Wm Beaumont Hosp, Internal Medicine. Dr. Lajin is fluent in English and Arabic, and is currently seeing new patients. Dr. Lajin’s practice accepts Cigna, Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Lajin’s office at (619) 460-4055.

    Where did Dr. Lajin go to medical school and complete their residency?

    • Residency: Wm Beaumont Hosp, Internal Medicine

    • Medical School: Aleppo University

    Is Dr. Lajin board certified as a Gastroenterologist?

    Yes, Dr. Michael - Mahmoud Lajin, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Lajin speak?

    Dr. Lajin and their clinical team can communicate with patients in the following languages:

    • Arabic

    • English

    What conditions does Dr. Lajin treat?

    As a Gastroenterologist, Dr. Lajin diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Lajin. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.

    Also known as:

    • Colon Cancer Screening
    • Health Screening
    • Colorectal Cancer Screening (PDQ®)
    • Screening Tests to Detect Colorectal Cancer and Polyps
    • Tests to Detect Colorectal Cancer and Polyps
    • Colorectal Cancer Screening
    • Colonoscopy Screening
    • Bowel Cancer Screening

    ICD-10 Codes:

    • Z1211: Encounter for screening for malignant neoplasm of colon

    Also known as:

    • Acid Reflux
    • GERD
    • Acid Reflux (GER & GERD) in Adults
    • Acid Reflux (GER & GERD) in Children
    • Acid Reflux (GER & GERD) in Infants
    • Gastroesophageal Reflux
    • Heartburn
    • Indigestion

    ICD-10 Codes:

    • K219: Gastro-esophageal reflux disease without esophagitis

    Also known as:

    • Colon Polyps
    • Colonic Polyps
    • Colorectal Polyps
    • Intestinal Polyps
    • Bowel Polyps

    ICD-10 Codes:

    • Z86010: Personal history of colon polyps

    Also known as:

    • Difficulty Swallowing
    • Swallowing Disorder
    • Dysphagia
    • Trouble swallowing
    • Painful swallowing

    ICD-10 Codes:

    • R1310: Dysphagia, unspecified

    Also known as:

    • Iron Deficiency Anemia
    • Anemia
    • Iron
    • Anemia from Iron Lack
    • Low Iron Anemia
    • Sideropenic Anemia

    ICD-10 Codes:

    • D509: Iron deficiency anemia, unspecified

    Also known as:

    • Blocked Bile Duct
    • Bile Duct Disease
    • Biliary Obstruction
    • Bile Duct Blockage
    • Obstructed Bile Duct

    ICD-10 Codes:

    • K831: Obstruction of bile duct

    Also known as:

    • Abdominal Pain
    • Stomach Ache
    • Belly Pain
    • Stomach Pain

    ICD-10 Codes:

    • R109: Unspecified abdominal pain

    What procedures does Dr. Lajin perform?

    As a Gastroenterologist, Dr. Lajin performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Lajin. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.

    Also known as:

    • Colonoscopy with Polyp Removal
    • Colonoscopy with Biopsy
    • Diagnostic Colonoscopy with Biopsy
    • Colonoscopy with Tissue Removal
    • Colonoscopy with Bleeding Control
    • Colonoscopy
    • Colorectal Cancer Screening Tests
    • Flexible Colonoscopy with Polypectomy
    • Colon Polyp Removal
    • Colorectal Lesion Excision
    • Flexible Colonoscopy
    • Colon Biopsy
    • Large Intestine Scope
    • Colorectal Cancer Screening
    • Colon Exam with Biopsy
    • Lower Endoscopy
    • Colon Cancer Screening
    • Flexible colonoscopy with EMR
    • Endoscopic mucosal resection (colon)
    • Colon polyp removal during colonoscopy
    • Endoscopic Hemostasis
    • Colonoscopy for Bleeding

    CPT Codes:

    • 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
    • 45380: Colonoscopy, flexible; with biopsy, single or multiple
    • 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
    • 45390: Colonoscopy, flexible; with endoscopic mucosal resection
    • 45382: Colonoscopy, flexible; with control of bleeding, any method

    Also known as:

    • Upper Endoscopy with Biopsy
    • Biopsy
    • Endoscopy
    • EGD with Biopsy
    • Gastroscopy with Biopsy
    • Esophagogastroduodenoscopy with Biopsy

    CPT Codes:

    • 43239: Esophagogastroduodenoscopy, flexible, transoral; with biopsy, single or multiple

    Also known as:

    • EGD with Esophageal Balloon Dilation
    • Diagnostic Upper Endoscopy with Biopsy
    • Colonoscopy with Injections
    • Upper Endoscopy with Injections
    • Flexible Sigmoidoscopy with Biopsy
    • ERCP with Biopsy
    • Upper Endoscopy with Varices Banding
    • Upper Endoscopy with Mucosal Resection
    • EGD with Endoscopic Ultrasound
    • Colonoscopy
    • Colorectal Cancer Screening Tests
    • Upper Endoscopy with Esophageal Dilation
    • Flexible Esophagoscopy with Balloon
    • EGD with Balloon Widening
    • EGD with Biopsy
    • Esophagogastroduodenoscopy
    • Upper GI Endoscopy
    • Stomach Scope with Sample
    • Flexible Colonoscopy with Injection
    • Colon Scope with Medication
    • Therapeutic Colonoscopy
    • EGD with Submucosal Injections
    • Esophagogastroduodenoscopy with Injections
    • Stomach Scope with Medication
    • Sigmoid Colon Scope with Biopsy
    • Lower Endoscopy with Tissue Sample
    • Flexible Sigmoidoscopy and Biopsy
    • Rectum and Lower Colon Exam
    • Endoscopic Retrograde Cholangiopancreatography with Biopsy
    • Bile Duct Biopsy (ERCP)
    • Pancreatic Duct Biopsy (ERCP)
    • EGD with Band Ligation
    • Esophageal Varices Banding
    • Gastric Varices Treatment
    • EGD with Mucosal Resection
    • Endoscopic Removal of Esophageal Lesion
    • Flexible Endoscopy with Tissue Removal
    • Upper GI Endoscopy with Ultrasound
    • EUS (Endoscopic Ultrasound)
    • Esophagus, Stomach, Duodenum Ultrasound

    CPT Codes:

    • 43249: Esophagogastroduodenoscopy, flexible, transoral; with transendoscopic balloon dilation of esophagus (less than 30 mm diameter)
    • 43235: Esophagogastroduodenoscopy, flexible, transoral; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
    • 45381: Colonoscopy, flexible; with directed submucosal injection(s), any substance
    • 43236: Esophagogastroduodenoscopy, flexible, transoral; with directed submucosal injection(s), any substance
    • 45331: Sigmoidoscopy, flexible; with biopsy, single or multiple
    • 43261: Endoscopic retrograde cholangiopancreatography (ERCP); with biopsy, single or multiple
    • 43244: Esophagogastroduodenoscopy, flexible, transoral; with band ligation of esophageal/gastric varices
    • 43254: Esophagogastroduodenoscopy, flexible, transoral; with endoscopic mucosal resection
    • 43237: Esophagogastroduodenoscopy, flexible, transoral; with endoscopic ultrasound examination limited to the esophagus, stomach or duodenum, and adjacent structures

    Also known as:

    • Upper Endoscopy with Ultrasound (EUS)
    • Upper Endoscopy with Polyp Removal
    • Upper Endoscopy with Tumor Ablation
    • EGD with endoscopic ultrasound
    • Esophageal ultrasound
    • Stomach ultrasound endoscopy
    • Duodenal ultrasound endoscopy
    • EGD with Polypectomy
    • Esophagus, Stomach, Duodenum Scope with Removal
    • Flexible Endoscopy Tumor Excision
    • EGD with Ablation
    • Esophagus, Stomach, Duodenum Scope with Ablation
    • Flexible Endoscopy Lesion Treatment

    CPT Codes:

    • 43259: Esophagogastroduodenoscopy, flexible, transoral; with endoscopic ultrasound examination, including the esophagus, stomach, and either the duodenum or a surgically altered stomach where the jejunum is examined distal to the anastomosis
    • 43251: Esophagogastroduodenoscopy, flexible, transoral; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
    • 43270: Esophagogastroduodenoscopy, flexible, transoral; with ablation of tumor(s), polyp(s), or other lesion(s) (includes pre- and post-dilation and guide wire passage, when performed)

    Also known as:

    • ERCP with Bile or Pancreatic Duct Stent Removal
    • ERCP with Bile Duct Dilation
    • ERCP with Stent Placement
    • ERCP for Bile/Pancreatic Stent Exchange
    • ERCP with Sphincterotomy
    • Endoscopic Retrograde Cholangiopancreatography
    • Bile Duct Stent Removal
    • Pancreatic Duct Foreign Body Removal
    • ERCP Stone Removal
    • Endoscopic Retrograde Cholangiopancreatography with Dilation
    • Bile Duct Widening via ERCP
    • Pancreatic Duct Balloon Dilation
    • Endoscopic Retrograde Cholangiopancreatography with Stent
    • Bile Duct Stent Placement via ERCP
    • Pancreatic Duct Stent Placement via ERCP
    • Bile duct stent replacement (ERCP)
    • Endoscopic retrograde cholangiopancreatography with stent exchange
    • Biliary stent removal and replacement
    • Pancreatic duct stent exchange
    • Endoscopic retrograde cholangiopancreatography
    • Bile duct scope
    • Pancreatic duct scope
    • Papillotomy

    CPT Codes:

    • 43275: Endoscopic retrograde cholangiopancreatography (ERCP); with removal of foreign body(s) or stent(s) from biliary/pancreatic duct(s)
    • 43277: Endoscopic retrograde cholangiopancreatography (ERCP); with trans-endoscopic balloon dilation of biliary/pancreatic duct(s) or of ampulla (sphincteroplasty), including sphincterotomy, when performed, each duct
    • 43274: Endoscopic retrograde cholangiopancreatography (ERCP); with placement of endoscopic stent into biliary or pancreatic duct, including pre- and post-dilation and guide wire passage, when performed, including sphincterotomy, when performed, each stent
    • 43276: Endoscopic retrograde cholangiopancreatography (ERCP); with removal and exchange of stent(s), biliary or pancreatic duct, including pre- and post-dilation and guide wire passage, when performed, including sphincterotomy, when performed, each stent exchanged
    • 43262: Endoscopic retrograde cholangiopancreatography (ERCP); with sphincterotomy/papillotomy

    Also known as:

    • Upper Endoscopy with Ultrasound and Biopsy
    • Biopsy
    • Endoscopy
    • Ultrasound
    • EGD with Endoscopic Ultrasound Biopsy
    • Transoral EUS-FNA
    • Esophagogastroduodenoscopy with Biopsy

    CPT Codes:

    • 43242: Esophagogastroduodenoscopy, flexible, transoral; with transendoscopic ultrasound-guided intramural or transmural fine needle aspiration/biopsy(s) (includes endoscopic ultrasound examination of the esophagus, stomach, and either the duodenum or a surgically altered stomach where the jejunum is examined distal to the anastomosis)

    Also known as:

    • ERCP with Gallstone Removal
    • ERCP
    • Endoscopic Gallstone Removal
    • Biliary Duct Stone Removal
    • Pancreatic Duct Cleaning

    CPT Codes:

    • 43264: Endoscopic retrograde cholangiopancreatography (ERCP); with removal of calculi/debris from biliary/pancreatic duct(s)

    Also known as:

    • Upper Endoscopy for Foreign Body Removal
    • EGD for Foreign Body
    • Gastroscopy for Object Removal
    • Esophagogastroduodenoscopy for Foreign Body

    CPT Codes:

    • 43247: Esophagogastroduodenoscopy, flexible, transoral; with removal of foreign body(s)

    Also known as:

    • Upper GI Scope with Stent Placement
    • EGD with Stent
    • Esophageal Stent Placement
    • Stomach Stent Insertion

    CPT Codes:

    • 43266: Esophagogastroduodenoscopy, flexible, transoral; with placement of endoscopic stent (includes pre- and post-dilation and guide wire passage, when performed)

    Also known as:

    • Flexible Sigmoidoscopy
    • Colorectal Cancer Screening Tests
    • Sigmoidoscopy
    • Lower colon exam
    • Flexible colon scope
    • Rectum and lower colon check

    CPT Codes:

    • 45330: Sigmoidoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)

    Also known as:

    • Stopping Bleeding in Esophagus, Stomach, or Duodenum
    • EGD with Bleeding Control
    • Upper GI Endoscopy for Bleeding
    • Gastric Bleeding Treatment

    CPT Codes:

    • 43255: Esophagogastroduodenoscopy, flexible, transoral; with control of bleeding, any method

    Also known as:

    • Endoscopic Tube Placement into Bile or Pancreatic Duct
    • ERCP Cannulation
    • Bile Duct Cannulation
    • Pancreatic Duct Access (Endoscopic)

    CPT Codes:

    • 43273: Endoscopic cannulation of papilla with direct visualization of pancreatic/common bile duct(s) (List separately in addition to code(s) for primary procedure)

    Also known as:

    • Sigmoidoscopy with Mucosal Resection (Polyp Removal)
    • Colorectal Cancer Screening Tests
    • Flexible Sigmoidoscopy with EMR
    • Colon Polyp Removal
    • Endoscopic Mucosal Resection Colon

    CPT Codes:

    • 45349: Sigmoidoscopy, flexible; with endoscopic mucosal resection

    Also known as:

    • Esophageal Balloon Distension Study
    • Esophageal distension test
    • Balloon provocation test
    • Esophageal pain study

    CPT Codes:

    • 91040: Esophageal balloon distension study, diagnostic, with provocation when performed

    Also known as:

    • Capsule Endoscopy
    • Pill Camera
    • Wireless Capsule Endoscopy
    • Small Bowel Capsule Endoscopy
    • Intestinal Imaging Pill

    CPT Codes:

    • 91110: Gastrointestinal tract imaging, intraluminal (eg, capsule endoscopy), esophagus through ileum, with interpretation and report

    Does Dr. Lajin accept my insurance?

    Dr. Lajin accepts most major insurance plans. Important: Please call our office at (619) 460-4055 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Lajin accept in La Mesa, CA?

    Dr. Lajin in La Mesa, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • Beacon Health Options

    • Blue Shield of California

    • Centene

    • Community Health Group

    • Crown Cork and Seal Company

    • CVS Health (formerly Aetna)

    • Medicare

    • State of Tennessee

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Lajin's office located?

    Dr. Michael - Mahmoud Lajin's Primary Practice

    8860 Center Dr Ste 330

    La Mesa, CA 91942

    (619) 460-4055

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    Dr. Michael - Mahmoud Lajin's Practice 2

    4077 5th Ave

    San Diego, CA 92103

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    Dr. Michael - Mahmoud Lajin's Practice 3

    435 H St

    Chula Vista, CA 91910

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    What is Dr. Lajin's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Lajin's National Provider Identifier (NPI) number is 1467411702.

    What common questions do patients ask about Dr. Lajin?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Lajin

    What is Dr. Michael - Mahmoud Lajin's specialty?

    Dr. Lajin is a Gastroenterologist near La Mesa, CA. An internist focused on diagnosing and treating disorders of the digestive system, encompassing the stomach, intestines, liver, and gallbladder. This specialist manages conditions like abdominal pain, ulcers, diarrhea, cancer, and jaundice, and performs intricate diagnostic and therapeutic procedures using endoscopes to examine internal organs. Contact Dr. Lajin to book an appointment today.

    Is this Dr. Michael - Mahmoud Lajin affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Lajin is affiliated with Sharp Grossmont Hospital, Sharp Coronado Hospital which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals

    Where can I learn more about Gastroenterologist?

    Explore Gastroenterologist with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.

    Is Michael - Mahmoud Lajin accepting new patients in La Mesa, CA?

    Yes, Dr. Michael - Mahmoud Lajin is accepting new patients at this time.

    Does Dr. Michael - Mahmoud Lajin offer online booking?

    Please contact Dr. Lajin's office at (619) 460-4055 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Michael - Mahmoud Lajin?

    Please contact Dr. Lajin's office at (619) 460-4055 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Michael - Mahmoud Lajin have?

    Dr. Michael - Mahmoud Lajin is certified by the American Board of Internal Medicine.

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