James Martinson, MD
Surgery Physician · Baltimore, MD
James Martinson, MD is a surgery physician with a practice address in Baltimore, Maryland, and NPI 1619505500, issued on Mar 28, 2020. Check the license (Maryland D0103577, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- James Martinson
- Credential
- MD
- Primary taxonomy
- Surgery Physician 208600000X
- License number
- D0103577 MD
Self-reported in NPPES; status is on the state search - Practice location
- 9000 Franklin Square Dr Dept OF, Baltimore, MD 21237
- Phone
- (443) 777-2000
- Enumerated
- Mar 28, 2020
- Record last updated
- Jul 13, 2026
- Fax
- (443) 777-8489
- Entity
- Type 1 · individual
8 nearest surgery physician records → All 672 in Maryland → Look up another NPI →
Also registered at 9000 Franklin Square Dr Dept OF
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify James Martinson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0103577Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
75% fewer Medicare Part D claims than the average surgery physician in 2024
37 Medicare Part D claims for 35 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. 23 claims were for opioids.
Most prescribed
- Oxycodone Hcl20 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.
James Martinson among 672 surgery physician records in Maryland
James Martinson, MD is one of 672 surgery physician records with a practice address in Maryland. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 93% of them.
- NPI issued2020 · 93% of these records are older, 4% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2026 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgery Physician providers in Maryland
There are 672 surgery physician records in Maryland.
All 672 in Maryland → Every provider in Baltimore → Surgery Physician nationwide →
The 8 surgery physician records with the nearest ZIP codes
- Ivor CarrBaltimore, MD 212371407600612
- Kristen Fernandez, M.D.Baltimore, MD 212371760451603
- Roger Filamor, MDRosedale, MD 212371972686509
- Edward McCarron, M.D.Baltimore, MD 212371205805744
- Keitaro Nakamoto, MDBaltimore, MD 212371700290103
- Atsuko Okabe, M.D.Baltimore, MD 212371407868391
- Daniel Picard, M.D.Baltimore, MD 212371437128337
- Raina Sola, M.D.Baltimore, MD 212371255759767
Common questions
What is James Martinson, MD's NPI number?
James Martinson, MD's National Provider Identifier (NPI) is 1619505500, issued on Mar 28, 2020. An NPI identifies a provider in billing; it is not a license.
Where is James Martinson, MD located?
The NPPES record lists a practice address at 9000 Franklin Square Dr Dept OF, Baltimore, MD, 21237. Phone: (443) 777-2000. Providers update this record themselves, so call before visiting.
How can I verify James Martinson, MD's license?
NPPES lists Maryland license number D0103577, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does James Martinson, MD prescribe under Medicare Part D?
In 2024, James Martinson, MD had 37 Medicare Part D claims for 35 beneficiaries; the average among surgery physician prescribers was 147. 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.