AM
36 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Mermelstein, Gastroenterologist in Langhorne, PA?
Dr. Alan Mermelstein, MD is a Gastroenterologist, who primarily practices in Langhorne, PA with 2 additional practice locations. He has been practicing for over 36 years and is board certified. Dr. Mermelstein graduated from Temple University School Of Medicine and completed his residency at University of Pennsylvania Program. Dr. Mermelstein is fluent in English, and is currently seeing new patients. Dr. Mermelstein’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Mermelstein’s office at (215) 333-1377.
Where did Dr. Mermelstein go to medical school and complete their residency?
Residency: University of Pennsylvania Program
Medical School: Temple Univeristy School of Medicine | Temple University School Of Medicine
Is Dr. Mermelstein board certified as a Gastroenterologist?
Yes, Dr. Alan Mermelstein, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Mermelstein speak?
Dr. Mermelstein and their clinical team can communicate with patients in the following languages:
English
What conditions does a Gastroenterologist like Dr. Mermelstein typically treat?
As a Gastroenterologist, Dr. Mermelstein 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. Mermelstein. 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. Learn more about our claims-based healthcare methodology.
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:
- Chronic Stomach Inflammation
- Stomach Disorder
- Gastritis & Gastropathy
- Chronic gastritis
- Long-term stomach inflammation
- Persistent stomach lining inflammation
ICD-10 Codes:
- K2950: Unspecified chronic gastritis without bleeding
Also known as:
- Anemia
- Low Red Blood Cell Count
- Low Hemoglobin
- Iron deficiency
ICD-10 Codes:
- D649: Anemia, unspecified
Also known as:
- Gastrointestinal Bleeding
- Gastrointestinal (GI) Bleeding
- GI Bleeding
- Internal Digestive Bleeding
- Digestive Tract Hemorrhage
ICD-10 Codes:
- K922: Gastrointestinal hemorrhage, unspecified
Also known as:
- Nausea and Vomiting
- Feeling Sick and Throwing Up
- Stomach Flu Symptoms
- Queasy and Vomiting
ICD-10 Codes:
- R112: Nausea with vomiting, unspecified
Also known as:
- Upper Middle Abdominal Pain
- Abdominal Pain
- Epigastric pain
- Pain below breastbone
- Upper stomach pain
ICD-10 Codes:
- R1013: Epigastric pain
What procedures does a Gastroenterologist like Dr. Mermelstein typically perform?
As a Gastroenterologist, Dr. Mermelstein 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. Mermelstein. 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. Learn more about our claims-based healthcare methodology.
Also known as:
- Colonoscopy with Biopsy
- Colonoscopy with Polyp Removal
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
- Flexible Colonoscopy with Polypectomy
- Colon Polyp Removal
- Colorectal Lesion Excision
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
CPT Codes:
- 45380: Colonoscopy, flexible; with biopsy, single or multiple
- 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
- 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
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
Does Dr. Mermelstein accept my insurance?
Dr. Mermelstein accepts most major insurance plans. Important: Please call our office at (215) 333-1377 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Mermelstein accept in Langhorne, PA?
Dr. Mermelstein in Langhorne, PA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Cigna Group
Independence Health Group
Jefferson Health
Medicare
Mutual of Omaha
Unknown
View All Insurances
Where is Dr. Mermelstein's office located?
Dr. Alan Mermelstein's Primary Practice
1201 Langhorne Newtown Rd
Langhorne, PA 19047
(215) 333-1377
What is Dr. Mermelstein's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Mermelstein's National Provider Identifier (NPI) number is 1073520458.
What common questions do patients ask about Dr. Mermelstein?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Mermelstein
What is Dr. Alan Mermelstein's specialty?
Dr. Mermelstein is a Gastroenterologist near Langhorne, PA.
What does a Gastroenterologist do?
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.
Is this Dr. Alan Mermelstein affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Mermelstein is affiliated with Temple University Hospital, Penn Medicine Hospital Of The University Of Pennsylvania, Thomas Jefferson University Hospital, St. Mary Medical Center - Langhorne, Pa, Phoenixville 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
When to see a Gastroenterologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Gastroenterologist. Explore 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 Alan Mermelstein accepting new patients in Langhorne, PA?
Yes, Dr. Alan Mermelstein is accepting new patients at this time.
Does Dr. Alan Mermelstein offer online booking?
Please contact Dr. Mermelstein's office at (215) 333-1377 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Alan Mermelstein?
Please contact Dr. Mermelstein's office at (215) 333-1377 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Alan Mermelstein have?
Dr. Alan Mermelstein is certified by the American Board of Internal Medicine.
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