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

Gregory Massoud, DO

Individual provider Emergency Medicine Physician · NPI 1790715522

Gregory Massoud, DO is an Emergency Medicine in Chandler, Arizona. Qualified in 2000, 26 years ago. Practices with Usacs Emergency Medicine of Arizona LLC, a 40-clinician group and accepts Medicare assignment. Licensed in Arizona.

Years since qualifying
26
Licensed in
AZ
In the registry since
2006
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

475 S Dobson Rd Chandler Regional Medical Ctr
Chandler, AZ 85224-1797
Phone: (480) 728-3753
Fax: (480) 728-3305
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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 4023 (AZ)

Record details

NPI number1790715522
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJuly 4, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 2000 (26 years in practice)
Group practice Usacs Emergency Medicine Of Arizona Llc — 40 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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