Thomas W. Kramer, M.D.
Gastroenterology Physician · Westerville, OH
Thomas W. Kramer, M.D. is a gastroenterology physician with a practice address in Westerville, Ohio, and NPI 1235146465, issued on Aug 1, 2006. Check the license (Ohio 35049499, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Thomas W. Kramer
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 35049499 OH
Self-reported in NPPES; status is on the state search - Practice location
- 477 Cooper RD Ste 440, Westerville, OH 43081
- Phone
- (614) 863-0569
- Enumerated
- Aug 1, 2006
- Record last updated
- May 16, 2025
- Fax
- (614) 863-1277
- Medicaid ID
- 0696171 OH
- Medicare enrollment
- Enrolled (PECOS I20110413000673); accepts Medicare assignment
- Medical or professional school
- Ohio State University College Of Medicine, 1983
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 741 in Ohio → Look up another NPI →
Also registered at 477 Cooper RD Ste 440
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Thomas W. Kramer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35049499Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
50% fewer Medicare Part D claims than the average gastroenterology physician in 2024
409 Medicare Part D claims for 106 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.
Most prescribed
- Omeprazole110 claims
- Pantoprazole Sodium40 claims
- Mesalamine23 claims
- Colestipol Hcl21 claims
- Linzess20 claims
- Ondansetron Hcl17 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: $613.63
37 payments; by number, the most common kind was food and beverage; the largest payer was Salix Pharmaceuticals, a division of Bausch Health US, LLC. 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.
Thomas W. Kramer among 741 gastroenterology physician records in Ohio
Thomas W. Kramer, M.D. is one of 741 gastroenterology physician records with a practice address in Ohio. 82% 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 22% of them.
- NPI issued2006 · 22% of these records are older, 47% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 73% of these records are
- Graduated1983 · median 2003 among the 540 with a school on file
- Record last updated2025 · 48% 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 Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Ohio
There are 741 gastroenterology physician records in Ohio.
All 741 in Ohio → Every provider in Westerville → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Megan Chan, M.D.Westerville, OH 430811316365836
- Alexander Hooper, MDWesterville, OH 430811063830198
- Waqas Nawaz, M.DWesterville, OH 430811073947917
- Ana Petrova, MDWesterville, OH 430811164843926
- Mitchell Ramsey, M.D.Westerville, OH 430811730575564
- Laura Golian, M.D.Westerville, OH 430821336567700
- Gregory Meis, D.O.Westerville, OH 430821417944125
- Brett Sklaw, M.D.Westerville, OH 430821982839775
Common questions
What is Thomas W. Kramer, M.D.'s NPI number?
Thomas W. Kramer, M.D.'s National Provider Identifier (NPI) is 1235146465, issued on Aug 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Thomas W. Kramer, M.D. located?
The NPPES record lists a practice address at 477 Cooper RD Ste 440, Westerville, OH, 43081. Phone: (614) 863-0569. Providers update this record themselves, so call before visiting.
How can I verify Thomas W. Kramer, M.D.'s license?
NPPES lists Ohio license number 35049499, as entered by the provider. Search the State Medical Board of Ohio at https://elicense.ohio.gov/oh_verifylicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Thomas W. Kramer, M.D. prescribe under Medicare Part D?
In 2024, Thomas W. Kramer, M.D. had 409 Medicare Part D claims for 106 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.