Martin J. Kerzer, DO
Family Medicine Physician · Warwick, RI
Martin J. Kerzer, DO is a family medicine physician with a practice address in Warwick, Rhode Island, and NPI 1962495416, issued on Aug 30, 2005. Check the license (Rhode Island DO00303, as entered in NPPES) on the Rhode Island Board of Medical Licensure and Discipline; the Medicare figures below come from public CMS files.
- Name
- Martin J. Kerzer
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- DO00303 RI
Self-reported in NPPES; status is on the state search - Practice location
- 857 Post RD, Warwick, RI 02888
- Phone
- (401) 467-3115
- Enumerated
- Aug 30, 2005
- Record last updated
- Dec 20, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (401) 785-8468
- Medicaid ID
- 9003198 RI
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 475 in Rhode Island → Look up another NPI →
Also registered at 857 Post RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Melissa Martino, PA-CPhysician Assistant1326662362
- Stephanie McColganMental Health Counselor1831059773
Verify Martin J. Kerzer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersRhode Island Board of Medical Licensure and Discipline
Search for license DO00303Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
100% fewer Medicare Part D claims than the average family medicine physician in 2024
11 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
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: $13.24
1 payment: food and beverage; the largest payer was Lucid Diagnostics Inc. The 55,478 providers of this specialty with any payment received $902.55 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.
Martin J. Kerzer among 475 family medicine physician records in Rhode Island
Martin J. Kerzer, DO is one of 475 family medicine physician records with a practice address in Rhode Island. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 88% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2011 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Rhode Island practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
92 family medicine physician records list a practice address in Warwick
They are 92 of the 2,776 NPPES records with a practice address in Warwick, and 475 family medicine physician records in Rhode Island.
All 475 in Rhode Island → Every provider in Warwick → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Neel Desai, MDWarwick, RI 028881831180769
- Meghan GouldWarwick, RI 028881043950793
- Joseph Grande, DOWarwick, RI 028881881709616
- Joshua Gutman, MDWarwick, RI 028881902908023
- Chang Lee, M.D.Warwick, RI 028881346388832
- Gregory Steinmetz, MDWarwick, RI 028881043294630
- Wilhelmus Vanhaaren, M.D.Warwick, RI 028881073733911
- Lucille Vega, MDWarwick, RI 028881689750044
Common questions
What is Martin J. Kerzer, DO's NPI number?
Martin J. Kerzer, DO's National Provider Identifier (NPI) is 1962495416, issued on Aug 30, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Martin J. Kerzer, DO located?
The NPPES record lists a practice address at 857 Post RD, Warwick, RI, 02888. Phone: (401) 467-3115. Providers update this record themselves, so call before visiting.
How can I verify Martin J. Kerzer, DO's license?
NPPES lists Rhode Island license number DO00303, as entered by the provider. Search the Rhode Island Board of Medical Licensure and Discipline at https://healthri.mylicense.com/Verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Martin J. Kerzer, DO prescribe under Medicare Part D?
In 2024, Martin J. Kerzer, DO had 11 Medicare Part D claims; the average among family medicine physician prescribers was 3,544. 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.