Jan Novak, MD
Gastroenterology Physician · Buffalo, NY
Jan Novak, MD is a gastroenterology physician with a practice address in Buffalo, New York, and NPI 1427096239, issued on Jun 3, 2006. Check the license (New York 109754, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Jan Novak
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 109754 NY
Self-reported in NPPES; status is on the state search - Practice location
- 462 Grider St, Buffalo, NY 14215
- Phone
- (716) 898-3391
- Enumerated
- Jun 3, 2006
- Record last updated
- Nov 23, 2011 (not updated in 15 years: call before relying on the address or phone)
- Medicaid ID
- 00626811 NY
- Medicare enrollment
- Enrolled (PECOS I20050818000265); accepts Medicare assignment
- Medical or professional school
- State University Of New York At Buffalo School Of Medicine, 1970
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 1,797 in New York → Look up another NPI →
Also registered at 462 Grider St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Saddam Abbadi, DOStudent in an Organized Health Care Education/Training Program1386494631
- Sharif Abbas, M.D.Student in an Organized Health Care Education/Training Program1376336792
- Sarah Abdelsayed, MDFamily Medicine Physician1093065138
- Elias Abou-Jaoude, MDInternal Medicine Physician1457932519
- Alexandra Abraham, RD CDNRegistered Dietitian1295165587
- Michael Abrams, PTPhysical Therapist1841355773
Verify Jan Novak in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 109754Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
82% fewer Medicare Part D claims than the average gastroenterology physician in 2024
146 Medicare Part D claims for 24 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D.
Most prescribed
- Famotidine29 claims
- Mesalamine27 claims
- Omeprazole18 claims
- Loperamide16 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $1,561.36
2 payments; by number, the most common kind was travel and lodging; the largest payer was Calliditas Therapeutics US Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Academic Medicine Services, Inc.Williamsville, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jan Novak among 1,797 gastroenterology physician records in New York
Jan Novak, MD is one of 1,797 gastroenterology physician records with a practice address in New York. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 15% of them.
- NPI issued2006 · 15% of these records are older, 44% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated1970 · median 1999 among the 1,378 with a school on file
- Record last updated2011 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in New York
There are 1,797 gastroenterology physician records in New York.
All 1,797 in New York → Every provider in Buffalo → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Paula Burkard, MDBuffalo, NY 142151972551463
- Erin Ly, M.D.Buffalo, NY 142151740638725
- Thomas Mahl, MDBuffalo, NY 142151780633412
- Navpreet Rana, DOBuffalo, NY 142151922535210
- Nahel Altaf Tunio, MDBuffalo, NY 142151275029266
- Guy Weiss, M.D.Buffalo, NY 142151598084030
- Aston Williams, MDBuffalo, NY 142141558423921
- Sehem Ghazala, M.D.Buffalo, NY 142201265846950
Common questions
What is Jan Novak, MD's NPI number?
Jan Novak, MD's National Provider Identifier (NPI) is 1427096239, issued on Jun 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jan Novak, MD located?
The NPPES record lists a practice address at 462 Grider St, Buffalo, NY, 14215. Phone: (716) 898-3391. Providers update this record themselves, so call before visiting.
How can I verify Jan Novak, MD's license?
NPPES lists New York license number 109754, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Jan Novak, MD prescribe under Medicare Part D?
In 2024, Jan Novak, MD had 146 Medicare Part D claims for 24 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.