NPPES file of Aug 9, 2026

David J. Naiman, M.D.

Internal Medicine Physician · Baltimore, MD

David J. Naiman, M.D. is an internal medicine physician with a practice address in Baltimore, Maryland, and NPI 1649248410, issued on Mar 9, 2006. Check the license (Maryland D52583, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1649248410
Name
David J. Naiman
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
D52583 MD
Self-reported in NPPES; status is on the state search
Practice location
5601 Loch Raven Blvd, Baltimore, MD 21239
Phone
(410) 464-5600
Enumerated
Mar 9, 2006
Record last updated
Jul 13, 2026
Fax
(410) 435-5367
Medicare enrollment
Enrolled (PECOS I20100916000354); accepts Medicare assignment
Medical or professional school
New York University School Of Medicine, 1996
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 5601 Loch Raven Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Krishna AcharyaAcute Care Nurse Practitioner1811623176
  2. Michaella Afful, DNPNurse Practitioner1164224036
  3. Maame Agyapong, PASurgical Physician Assistant1518734532
  4. Sana Ahmed, PA-CMedical Physician Assistant1750943411
  5. Jemima Felicity Albayda, MDRheumatology Physician1285955765
  6. Christen Alevizatos, M.D.Urology Physician1154376325

Verify David J. Naiman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D52583
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Maryland license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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2.8 times the Medicare Part D claims of the average internal medicine physician in 2024

8,982 Medicare Part D claims for 774 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 104 claims were for opioids.

  1. David Naiman8,982
  2. Specialty average3,176

Most prescribed

  1. Amlodipine Besylate846 claims
  2. Atorvastatin Calcium753 claims
  3. Metoprolol Succinate374 claims
  4. Losartan Potassium371 claims
  5. Metformin Hcl298 claims
  6. Rosuvastatin Calcium276 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.

Bills Medicare through one group practice

  1. Medstar Medical Group II LLCGlen Burnie, MD

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

David J. Naiman among 3,904 internal medicine physician records in Maryland

David J. Naiman, M.D. is one of 3,904 internal medicine physician records with a practice address in Maryland. 77% 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 9% of them.

  • NPI issued2006 · 9% of these records are older, 55% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1996 · median 2003 among the 2,445 with a school on file
  • Record last updated2026 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,278 internal medicine physician records list a practice address in Baltimore

They are 1,278 of the 35,183 NPPES records with a practice address in Baltimore, and 3,904 internal medicine physician records in Maryland.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Deepthi Bommadevara, M.D; M.P.HBaltimore, MD 212391821259474
  2. Dana Frank, M.D.Baltimore, MD 212391467453555
  3. Herbert Friedman, M.D.Baltimore, MD 212391457329187
  4. Charles Hoesch, M.D.Baltimore, MD 212391104895903
  5. Satish Kabra, M.B., B.S.Baltimore, MD 212391588826192
  6. Mohammed Khan, M.D.Baltimore, MD 212391457329005
  7. Olga Lurye, M.D.Baltimore, MD 212391619050259
  8. Edward Miller, M.D.Baltimore, MD 212391154317642

Common questions

What is David J. Naiman, M.D.'s NPI number?

David J. Naiman, M.D.'s National Provider Identifier (NPI) is 1649248410, issued on Mar 9, 2006. An NPI identifies a provider in billing; it is not a license.

Where is David J. Naiman, M.D. located?

The NPPES record lists a practice address at 5601 Loch Raven Blvd, Baltimore, MD, 21239. Phone: (410) 464-5600. Providers update this record themselves, so call before visiting.

How can I verify David J. Naiman, M.D.'s license?

NPPES lists Maryland license number D52583, 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 David J. Naiman, M.D. prescribe under Medicare Part D?

In 2024, David J. Naiman, M.D. had 8,982 Medicare Part D claims for 774 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.