Martin Karp, DO
Family Medicine Physician · Warren, MI
Martin Karp, DO is a family medicine physician with a practice address in Warren, Michigan, and NPI 1750549580, issued on May 29, 2008. Check the license (Michigan MK005003, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Martin Karp
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MK005003 MI
Self-reported in NPPES; status is on the state search - Practice location
- 21647 Ryan RD, Warren, MI 48091
- Phone
- (586) 757-4200
- Enumerated
- May 29, 2008
- Record last updated
- May 29, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (586) 757-8332
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,013 in Michigan → Look up another NPI →
Also registered at 21647 Ryan RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Chad Schwalb, D.P.M.Foot & Ankle Surgery Podiatrist1629456546
- Jeffrey Schwalb, DPMFoot & Ankle Surgery Podiatrist1962410589
Verify Martin Karp in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license MK005003Check 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
14 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.
Martin Karp among 6,013 family medicine physician records in Michigan
Martin Karp, DO is one of 6,013 family medicine physician records with a practice address in Michigan. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 52% of them.
- NPI issued2008 · 52% of these records are older, 46% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 58% of these records are
- Record last updated2008 · 58% 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 Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
65 family medicine physician records list a practice address in Warren
They are 65 of the 2,799 NPPES records with a practice address in Warren, and 6,013 family medicine physician records in Michigan.
All 6,013 in Michigan → Every provider in Warren → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Kevin Agrest, DOWarren, MI 480911386625606
- Jeffrey Kraft, DOWarren, MI 480911346221785
- Natalie Lamport, MDWarren, MI 480911396435129
- Adbah Mohamed, DOWarren, MI 480911083092563
- Charles Pursley, D.O.Warren, MI 480911265634091
- Pankaj Sawal, M.D.Warren, MI 480911033370739
- Oleh Bolukh, M.D.Warren, MI 480921598941148
- Keith Hoffmann, MDWarren, MI 480921497853121
Common questions
What is Martin Karp, DO's NPI number?
Martin Karp, DO's National Provider Identifier (NPI) is 1750549580, issued on May 29, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Martin Karp, DO located?
The NPPES record lists a practice address at 21647 Ryan RD, Warren, MI, 48091. Phone: (586) 757-4200. Providers update this record themselves, so call before visiting.
How can I verify Martin Karp, DO's license?
NPPES lists Michigan license number MK005003, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Martin Karp, DO prescribe under Medicare Part D?
In 2024, Martin Karp, DO had 14 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.