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

Ahmad Siar Ayoubi, MD, MS

Individual provider Family Medicine Physician · NPI 1992926075

Ahmad Siar Ayoubi, MD, MS is a Family Practice in Castro Valley, California. Qualified in 2004, 22 years ago. Practices with Sutter Bay Medical Foundation, a 3,762-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
22
Licensed in
CA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
MS — Master of Science
A graduate science degree.

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Practice location Address checks out

20101 Lake Chabot Rd Fl 3
Castro Valley, CA 94546
Phone: (510) 886-3400
Fax: (510) 506-7729
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 155 5th St Ne, Barberton, OH 44203-3332 — (330) 745-1611

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 898468 (CA)

Record details

NPI number1992926075
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , MS
Sole proprietorNo
NPI enumeratedMay 2, 2007
Last updated in NPPESSeptember 23, 2019

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolOTHER
Graduated 2004 (22 years in practice)
Group practice Sutter Bay Medical Foundation — 3762 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

Other providers in Castro Valley