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

Hmayak Hamo Matossian, MD

Individual provider Anesthesiology Physician · NPI 1801810536

Hmayak Hamo Matossian, MD is an Anesthesiology in Arcadia, California. Graduated from Loma Linda University School of Medicine in 1995, 31 years ago. Practices with USC Care Medical Group Inc, a 1,371-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
31
Trained at
Loma Linda University School of Medicine
Licensed in
CA
In the registry since
2006
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

300 W Huntington Dr
Arcadia, CA 91007-3402
Phone: (626) 445-4441
Fax: (626) 821-6955
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence A64000 (CA)

Record details

NPI number1801810536
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 26, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolLOMA LINDA UNIVERSITY SCHOOL OF MEDICINE
Graduated 1995 (31 years in practice)
Group practice Usc Care Medical Group Inc — 1371 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations7 on file with Medicare

Other providers in Arcadia