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
Mailing address4720 S Nevada St, Chandler, AZ 85249-3087

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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