Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Michael John McMahon, MD

Individual provider Critical Care Medicine (Internal Medicine) Physician · NPI 1316386444

Dr. Michael John McMahon, MD is a Critical Care (Intensivists) in Bethesda, Maryland. Qualified in 2013, 13 years ago. Practices with Johns Hopkins Community Physicians, Inc, a 765-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Hawaii and Maryland.

Years since qualifying
13
Licensed in
HI, MD
In the registry since
2013
Specialties on file
4
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

8901 Rockville Pike
Bethesda, MD 20889-5001
Phone: (301) 433-4191
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 8600 Old Georgetown Rd, Bethesda, MD 20814-1422 — (301) 896-3990

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence D0101997 (MD)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence MD-21028 (HI)
Pulmonary Disease Physician Taxonomy 207RP1001X · Licence D0101997 (MD)
Pulmonary Disease Physician Taxonomy 207RP1001X · Licence MD-21028 (HI)

Record details

NPI number1316386444
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 21, 2013
Last updated in NPPESJanuary 7, 2025
Certification dateJanuary 7, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCRITICAL CARE (INTENSIVISTS)
Medical schoolOTHER
Graduated 2013 (13 years in practice)
Group practice Johns Hopkins Community Physicians, Inc — 765 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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