Karl Thadeus Bednarek, MD
Gastroenterology Physician · New York, NY
Karl Thadeus Bednarek, MD is a gastroenterology physician with a practice address in New York, New York, and NPI 1417932278, issued on Dec 14, 2005. Check the license (New York 157730, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Karl Thadeus Bednarek
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 157730 NY
Self-reported in NPPES; status is on the state search - Practice location
- 10 Union SQ E, New York, NY 10003
- Phone
- (212) 844-6335
- Enumerated
- Dec 14, 2005
- Record last updated
- Feb 23, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (212) 844-6336
- Medicaid ID
- 01347864 NY
- Medicare enrollment
- Enrolled (PECOS I20040820001022); accepts Medicare assignment
- Medical or professional school
- Icahn School Of Medicine At Mount Sinai, 1982
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 10 Union SQ E
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Frida Abramov, PAPhysician Assistant1083833636
- Christine Akoh, MD, PHDDermatology Physician1487238184
- Akash Alexander, PHARM.D., BCPS, CDEAmbulatory Care Pharmacist1497921506
- Shavon Alexander, MS, RDN, CDNRegistered Dietitian1396681847
- Julia Alishayev, PA-CPhysician Assistant1710394358
- Richard Amerling, MDInternal Medicine Physician1437130317
Verify Karl Thadeus Bednarek 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 157730Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% more Medicare Part D claims than the average gastroenterology physician in 2024
1,541 Medicare Part D claims for 630 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D.
Most prescribed
- Sod Sulf-Potass Sulf-Mag Sulf358 claims
- Omeprazole304 claims
- Pantoprazole Sodium209 claims
- Famotidine91 claims
- Hydrocortisone80 claims
- Esomeprazole Magnesium72 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 84.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- New York UniversityNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gastroenterology Physician providers in New York
There are 1,797 gastroenterology physician records in New York.
Other gastroenterology physician records in New York
- Elie Abadie, MDBrooklyn, NY1639235435
- Hafsa Abbas, MDFlushing, NY1487061438
- Naeem Abbas, MDValley Stream, NY1437432192
- Uzma Abbasi, M.D.Oneida, NY1275856106
- Maisa Abdalla, M.D.Rochester, NY1669645222
- Muhammad Abdullah, MDBrooklyn, NY1053312645
- Arthur Abelow, MDBronx, NY1235242728
- Elie Abemayor, M.D.Mount Kisco, NY1376565358
- Jeffrey Abergel, MDCortlandt Manor, NY1649472382
- Chaim Abittan, MDGreat Neck, NY1972512002
Common questions
What is Karl Thadeus Bednarek, MD's NPI number?
Karl Thadeus Bednarek, MD's National Provider Identifier (NPI) is 1417932278, issued on Dec 14, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Karl Thadeus Bednarek, MD located?
The NPPES record lists a practice address at 10 Union SQ E, New York, NY, 10003. Phone: (212) 844-6335. Providers update this record themselves, so call before visiting.
How can I verify Karl Thadeus Bednarek, MD's license?
NPPES lists New York license number 157730, 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 Karl Thadeus Bednarek, MD prescribe under Medicare Part D?
In 2024, Karl Thadeus Bednarek, MD had 1,541 Medicare Part D claims for 630 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Karl Thadeus Bednarek, MD's MIPS final score?
The 2023 MIPS final score is 84.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.