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

Dr. Mark James Finch, MD

Individual provider Infectious Disease Physician · NPI 1730248196

Dr. Mark James Finch, MD is an Infectious Disease in Hayward, California. Graduated from University of California, San Francisco School of Medicine in 1979, 47 years ago. Practices with Diablo Infectious Disease Consultative Service Med Grp Inc, an 11-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
47
Trained at
University of California, San Francisco 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

27200 Calaroga Ave
Hayward, CA 94545-4339
Phone: (510) 881-0644
Fax: (510) 881-0644
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X · Licence G524080 (CA)

Record details

NPI number1730248196
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedDecember 8, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyINFECTIOUS DISEASE
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF CALIFORNIA, SAN FRANCISCO SCHOOL OF MEDICINE
Graduated 1979 (47 years in practice)
Group practice Diablo Infectious Disease Consultative Service Med Grp Inc — 11 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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