42 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Janecki, Gastroenterologist in Katy, TX?
Dr. Andrzej Janecki, MD is a Gastroenterologist, who primarily practices in Katy, TX with 1 additional practice location. He has been practicing for over 42 years and is board certified by the American Board of Internal Medicine. Dr. Janecki graduated from Medical Academy of Poznan and completed his residency at Johns Hopkins Univ Sch Med, Gastroenterology; Univ Tx Med Sch At Houston, Internal Medicine. Dr. Janecki is fluent in English and Polish, and is currently seeing new patients. Dr. Janecki’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Janecki’s office at (281) 394-0266.
Where did Dr. Janecki go to medical school and complete their residency?
Fellowship: Johns Hopkins University / School of Medicine
Residency: Johns Hopkins Univ Sch Med, Gastroenterology; Univ Tx Med Sch At Houston, Internal Medicine | University of Texas Health Science Center - Houston, Texas | Johns Hopkins Bloomberg School of Public Health Program A
Medical School: Akademia Med Im Karola Marcinkowskiego | Medical Academy of Poznan | Poznan University of Medical Sciences
Is Dr. Janecki board certified in Gastroenterologist?
Yes, Dr. Andrzej Janecki, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Janecki speak?
Dr. Janecki and their clinical team can communicate with patients in the following languages:
English
Polish
What conditions does Dr. Janecki treat?
As a Gastroenterologist, Dr. Janecki 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. Janecki. 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:
- Colon Polyps
- Colonic Polyps
- Colorectal polyps
- Bowel polyps
- Intestinal polyps
ICD-10 Codes:
- K635: Polyp of colon
Also known as:
- Stomach or Duodenum Polyp
- Stomach and Duodenum Disorder
- Stomach Disorder
- Gastric Polyp
- Duodenal Polyp
- Stomach Growth
- Gastric Conditions
- Duodenal Conditions
- Digestive System Disorders
ICD-10 Codes:
- K317: Polyp of stomach and duodenum
- K3189: Other diseases of stomach and duodenum
Also known as:
- Other Esophagus Condition
- Barrett's Esophagus
- Esophagus Disorder
- Barrett’s Esophagus
- Various esophageal diseases
- Miscellaneous esophagus problems
- Other food pipe issues
- Barrett's condition
- Esophageal metaplasia
ICD-10 Codes:
- K2289: Other specified disease of esophagus
- K2270: Barrett's esophagus without dysplasia
Also known as:
- GERD with Esophagitis
- Acid Reflux
- Eosinophilic Esophagitis
- GERD
- Acid Reflux (GER & GERD) in Adults
- Acid Reflux (GER & GERD) in Children
- Acid Reflux (GER & GERD) in Infants
- Reflux Esophagitis
- Acid Reflux Esophagus Inflammation
- Heartburn with Esophagus Damage
- Gastroesophageal Reflux
- Heartburn
- Indigestion
ICD-10 Codes:
- K2100: Gastro-esophageal reflux disease with esophagitis, without bleeding
- K219: Gastro-esophageal reflux disease without esophagitis
Also known as:
- Other Intestinal Condition
- Colonic Disease
- Small Intestine Disorder
- Bowel Conditions
- Gut Problems
- Digestive Issues
ICD-10 Codes:
- K6389: Other specified diseases of intestine
Also known as:
- Blocked Esophagus
- Esophagus Disorder
- Esophageal Obstruction
- Food Pipe Blockage
- Swallowing Difficulty
ICD-10 Codes:
- K222: Esophageal obstruction
Also known as:
- Ulcerative Colitis
- Colitis
- Inflammatory Bowel Disease (IBD)
- Chronic Colitis
ICD-10 Codes:
- K5190: Ulcerative colitis, unspecified, without complications
Also known as:
- Rectal Polyp
- Rectal Disorder
- Rectal Growth
- Colon Polyp
- Benign Rectal Tumor
ICD-10 Codes:
- K621: Rectal polyp
Also known as:
- Stomach Ulcer
- Peptic Ulcer
- Gastric ulcer
- Peptic ulcer of the stomach
- Stomach sore
ICD-10 Codes:
- K259: Gastric ulcer, unspecified as acute or chronic, without hemorrhage or perforation
Also known as:
- Chronic Atrophic Gastritis
- Stomach Disorder
- Gastritis & Gastropathy
- Long-term Wasting Gastritis
- Persistent Stomach Lining Thinning
- Chronic Atrophy of Stomach
ICD-10 Codes:
- K2940: Chronic atrophic gastritis without bleeding
Also known as:
- Crohn's Disease
- Crohn’s Disease
- Regional Enteritis
- Inflammatory Bowel Disease (IBD)
- Terminal Ileitis
ICD-10 Codes:
- K5090: Crohn's disease, unspecified, without complications
Also known as:
- Diarrhea
- Loose stools
- Runny poop
- Frequent bowel movements
ICD-10 Codes:
- R197: Diarrhea, unspecified
Also known as:
- Family History of Digestive Organ Cancer
- Cancer
- Family History
- Genetic risk for gastrointestinal cancer
- Family history of GI cancer
- Hereditary digestive cancer
ICD-10 Codes:
- Z800: Family history of malignant neoplasm of digestive organs
Also known as:
- Dark, Tarry Stools (Melena)
- Gastrointestinal Bleeding
- Melena
- Black Stools
- Upper GI Bleed Signs
ICD-10 Codes:
- K921: Melena
Which procedures does Dr. Janecki perform as a Gastroenterologist?
As a Gastroenterologist, procedures performed by a Dr. Andrzej Janecki may include:
- Colonoscopy
- Colonoscopy Consultation
- Colorectal Cancer Screening
- Endoscopic Ultrasound
- Endoscopy / Endoscopic Ultrasound
- Gastric Balloon
- Gastric Stimulator Implantation Consultation
- Gastric Stimulator Implantation Follow Up
For detailed information, please contact Dr. Janecki's office.
Does Dr. Janecki accept my insurance?
Dr. Janecki accepts most major insurance plans. Important: Please call our office at (281) 394-0266 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Janecki accept in Katy, TX?
Dr. Janecki in Katy, TX accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Allied Benefit Systems
Community Health Choice
CVS Health (formerly Aetna)
Express Scripts
Health Care Service Corporation (HCSC)
Medicare
Memorial Hermann
Sana Benefits
UnitedHealthcare
View All Insurances
Where is Dr. Janecki's office located?
Dr. Andrzej Janecki's Primary Practice
23920 Katy Fwy Ste 560
Katy, TX 77494
(281) 394-0266
Dr. Andrzej Janecki's Practice 2
1331 W Grand Pkwy N Ste 350
Katy, TX 77493
(281) 395-8688
What is Dr. Janecki's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Janecki's National Provider Identifier (NPI) number is 1871591263.
What common questions do patients ask about Dr. Janecki?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Janecki
What is Dr. Andrzej Janecki's specialty?
Dr. Janecki is a Gastroenterologist near Katy, TX. 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. Janecki to book an appointment today.
Is this Dr. Andrzej Janecki affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Janecki is affiliated with Memorial Hermann Katy Hospital which is a Castle Connolly Top Hospital. 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 Andrzej Janecki accepting new patients in Katy, TX?
Yes, Dr. Andrzej Janecki is accepting new patients at this time.
Does Dr. Andrzej Janecki offer online booking?
Please contact Dr. Janecki's office at (281) 394-0266 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Andrzej Janecki?
Please contact Dr. Janecki's office at (281) 394-0266 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Andrzej Janecki have?
Dr. Andrzej Janecki is certified by the American Board of Internal Medicine.
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