NPPES file of Aug 9, 2026

Mary Elizabeth Card, MD

Critical Care Medicine (Internal Medicine) Physician · Baltimore, MD

Mary Elizabeth Card, MD is a critical care medicine (internal medicine) physician with a practice address in Baltimore, Maryland, and NPI 1487034906, issued on Jun 1, 2015. Check the license (Maryland D86920, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1487034906
Name
Mary Elizabeth Card
Credential
MD
Primary taxonomy
Critical Care Medicine (Internal Medicine) Physician 207RC0200X
License number
D86920 MD
Self-reported in NPPES; status is on the state search
Practice location
Johns Hopkins Hospital, Baltimore, MD 21287
Phone
(401) 944-3467
Enumerated
Jun 1, 2015
Record last updated
Sep 4, 2024
Medicare enrollment
Enrolled (PECOS I20200325001739); may accept Medicare assignment
Medical or professional school
Georgetown University School Of Medicine, 2015
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 Johns Hopkins Hospital

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

  1. Sharon Allan, DNP, ACNS-BC, RNAdult Health Clinical Nurse Specialist1336750363
  2. Azin Bekhrad, M.D.Child & Adolescent Psychiatry Physician1417156035
  3. Ari Blitz, MDNeuroradiology Physician1063558831
  4. Mina BrandesPsychiatry Physician1992842579
  5. William Breakey, MDPsychiatry Physician1063558385
  6. Emily Brigham, M.D.Pulmonary Disease Physician1528245610

Verify Mary Elizabeth Card in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D86920
    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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Bills Medicare through 3 group practices

  1. Greater Baltimore Medical Center IncBaltimore, MD
  2. Johns Hopkins UniversityBaltimore, MD
  3. Johns Hopkins UniversityBaltimore, MD

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

Mary Elizabeth Card among 212 critical care medicine (internal medicine) physician records in Maryland

Mary Elizabeth Card, MD is one of 212 critical care medicine (internal medicine) physician records with a practice address in Maryland. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 75% of them.

  • NPI issued2015 · 75% of these records are older, 19% newer
  • In a Medicare fileYes · 86% of these records are
  • In the CMS Doctors and Clinicians fileYes · 79% of these records are
  • Graduated2015 · median 2005 among the 168 with a school on file
  • Record last updated2024 · 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 207RC0200X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Critical Care Medicine (Internal Medicine) Physician providers in Maryland

There are 212 critical care medicine (internal medicine) physician records in Maryland.

The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes

  1. Willard Applefeld, M.D.Baltimore, MD 212871992190045
  2. Jordan AssadiBaltimore, MD 212871912332008
  3. Divyansh Bajaj, MDBaltimore, MD 212871770005399
  4. John Brems, MDBaltimore, MD 212871376040519
  5. Kori Calhoun, DNPBaltimore, MD 212871104703875
  6. Steven Keller, MD, PHDBaltimore, MD 212871720279847
  7. Umar Khan, MDBaltimore, MD 212871487688271
  8. Neal Klauer, MDBaltimore, MD 212871386173516

Common questions

What is Mary Elizabeth Card, MD's NPI number?

Mary Elizabeth Card, MD's National Provider Identifier (NPI) is 1487034906, issued on Jun 1, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Mary Elizabeth Card, MD located?

The NPPES record lists a practice address at Johns Hopkins Hospital, Baltimore, MD, 21287. Phone: (401) 944-3467. Providers update this record themselves, so call before visiting.

How can I verify Mary Elizabeth Card, MD's license?

NPPES lists Maryland license number D86920, 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. 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.