John Michael Cmar, MD
Infectious Disease Physician · Baltimore, MD
John Michael Cmar, MD is an infectious disease physician with a practice address in Baltimore, Maryland, and NPI 1669583837, issued on Aug 31, 2006. Check the license (Maryland D0066118, as entered in NPPES) on the Maryland Board of Physicians; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- John Michael Cmar
- Credential
- MD
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License number
- D0066118 MD
Self-reported in NPPES; status is on the state search - Practice location
- 2435 W Belvedere Ave, Baltimore, MD 21215
- Phone
- (410) 601-6207
- Enumerated
- Aug 31, 2006
- Record last updated
- Apr 7, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (410) 601-6006
- Medicaid ID
- 013767700 MD
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 410 in Maryland → Look up another NPI →
Also registered at 2435 W Belvedere Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify John Michael Cmar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0066118Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
John Michael Cmar among 410 infectious disease physician records in Maryland
John Michael Cmar, MD is one of 410 infectious disease physician records with a practice address in Maryland. 59% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 55% newer
- In a Medicare fileNo · 59% of these records are
- In the CMS Doctors and Clinicians fileNo · 49% of these records are
- Record last updated2017 · 69% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in Maryland
There are 410 infectious disease physician records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 410 in Maryland → Every provider in Baltimore → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Jeremy Gradon, M.D.Baltimore, MD 212151124078340
- Andrew Mayrer, M.D.Baltimore, MD 212151245278795
- Ramona Sobhani, M.D.Baltimore, MD 212151437192895
- Kjell Wiberg, MDBaltimore, MD 212151801939434
- Anna Winslow, MDBaltimore, MD 212151568969558
- Dolph Druckman, MD, MPHBaltimore, MD 212171477746956
- Alexander Chen, MDBaltimore, MD 212181699753889
- Paul Eder, M.D.Baltimore, MD 212181366401515
Common questions
What is John Michael Cmar, MD's NPI number?
John Michael Cmar, MD's National Provider Identifier (NPI) is 1669583837, issued on Aug 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Michael Cmar, MD located?
The NPPES record lists a practice address at 2435 W Belvedere Ave, Baltimore, MD, 21215. Phone: (410) 601-6207. Providers update this record themselves, so call before visiting.
How can I verify John Michael Cmar, MD's license?
NPPES lists Maryland license number D0066118, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.