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

Individual provider Internal Medicine Physician · NPI 1164032447

Mustafa Faisal Mustafa Douglas, MD is a Hospitalist in Sierra Vista, Arizona. Qualified in 2016, 10 years ago. Practices with Providence Medical Foundation, a 1,465-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Arizona and California.

Years since qualifying
10
Licensed in
AZ, CA
In the registry since
2020
Specialties on file
2
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

5700 E Highway 90
Sierra Vista, AZ 85635-9110
Phone: (520) 263-3190
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 2700 Dolbeer St, Eureka, CA 95501-4736 — (707) 269-4253

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence A185288 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence R78390 (AZ)

Record details

NPI number1164032447
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 3, 2020
Last updated in NPPESAugust 3, 2023
Certification dateAugust 3, 2023

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Medical schoolOTHER
Graduated 2016 (10 years in practice)
Group practice Providence Medical Foundation — 1465 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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