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

Individual provider Emergency Medicine Physician · NPI 1447336953

Terry A. Blay, MD is an Internal Medicine in San Jose, California. Graduated from Wayne State University School of Medicine in 1980, 46 years ago. Practices with County of Santa Clara, a 993-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
46
Trained at
Wayne State 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

5945 Almaden Expy Ste 110
San Jose, CA 95120-5922
Phone: (408) 997-1803
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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 G47094 (CA)

Record details

NPI number1447336953
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 27, 2006
Last updated in NPPESJuly 23, 2026
Certification dateJuly 23, 2026
Mailing address19040 Graystone Ln, San Jose, CA 95120-1015

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesEMERGENCY MEDICINE
Medical schoolWAYNE STATE UNIVERSITY SCHOOL OF MEDICINE
Graduated 1980 (46 years in practice)
Group practice County Of Santa Clara — 993 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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