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

May Mei Graham, MD

Individual provider Emergency Medicine Physician · NPI 1558597054

May Mei Graham, MD is an Emergency Medicine in Pasadena, California. Graduated from University of Southern California Keck School of Medicine in 2009, 17 years ago. Practices with Hmh Emergency Medical Group, Inc, a 56-clinician group and accepts Medicare assignment. Licensed in Hawaii.

Years since qualifying
17
Trained at
University of Southern California Keck School of Medicine
Licensed in
HI
In the registry since
2009
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

100 W California Blvd
Pasadena, CA 91105-3010
Phone: (626) 397-3445
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence MDR-5673 (HI)

Record details

NPI number1558597054
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 10, 2009
Last updated in NPPESFebruary 26, 2025
Certification dateFebruary 26, 2025

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolUNIVERSITY OF SOUTHERN CALIFORNIA KECK SCHOOL OF MEDICINE
Graduated 2009 (17 years in practice)
Group practice Hmh Emergency Medical Group, Inc. — 56 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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