NPPES file of Aug 9, 2026

Andrew R. Mayrer, M.D.

Infectious Disease Physician · Baltimore, MD

Andrew R. Mayrer, M.D. is an infectious disease physician with a practice address in Baltimore, Maryland, and NPI 1245278795, issued on Jun 4, 2006. Check the license (Maryland D30977, as entered in NPPES) on the Maryland Board of Physicians; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1245278795
Name
Andrew R. Mayrer
Credential
M.D.
Primary taxonomy
Infectious Disease Physician 207RI0200X
License number
D30977 MD
Self-reported in NPPES; status is on the state search
Practice location
2435 W Belvedere Ave, Baltimore, MD 21215
Phone
(410) 601-5941
Enumerated
Jun 4, 2006
Record last updated
Dec 6, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(410) 601-6006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 2435 W Belvedere Ave

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

  1. Eyoatam Abebe, PA-CMedical Physician Assistant1629362504
  2. Arthur Affleck, MDSurgery Physician1043715626
  3. Charles Albrecht, M.D.Hospitalist Physician1962465419
  4. Romulo Baltazar, M.D.Cardiovascular Disease Physician1710940135
  5. Ralph Brown, M.D.Pediatric Adolescent Medicine Physician1730124769
  6. Mark Burrows, PA-CSurgical Physician Assistant1588614390

Verify Andrew R. Mayrer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D30977
    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

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Andrew R. Mayrer among 410 infectious disease physician records in Maryland

Andrew R. Mayrer, M.D. 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 updated2007 · 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.

The 8 infectious disease physician records with the nearest ZIP codes

  1. John Cmar, MDBaltimore, MD 212151669583837
  2. Jeremy Gradon, M.D.Baltimore, MD 212151124078340
  3. Ramona Sobhani, M.D.Baltimore, MD 212151437192895
  4. Kjell Wiberg, MDBaltimore, MD 212151801939434
  5. Anna Winslow, MDBaltimore, MD 212151568969558
  6. Dolph Druckman, MD, MPHBaltimore, MD 212171477746956
  7. Alexander Chen, MDBaltimore, MD 212181699753889
  8. Paul Eder, M.D.Baltimore, MD 212181366401515

Common questions

What is Andrew R. Mayrer, M.D.'s NPI number?

Andrew R. Mayrer, M.D.'s National Provider Identifier (NPI) is 1245278795, issued on Jun 4, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Andrew R. Mayrer, M.D. located?

The NPPES record lists a practice address at 2435 W Belvedere Ave, Baltimore, MD, 21215. Phone: (410) 601-5941. Providers update this record themselves, so call before visiting.

How can I verify Andrew R. Mayrer, M.D.'s license?

NPPES lists Maryland license number D30977, 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.