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

Michael Oconnor, MD

Individual provider Endocrinology, Diabetes & Metabolism Physician · NPI 1386753317

Michael Oconnor, MD is an Endocrinology in Pinole, California. Graduated from Harvard Medical School in 1984, 42 years ago. Practices as a sole proprietor and offers telehealth. Licensed in California.

Years since qualifying
42
Trained at
Harvard Medical School
Licensed in
CA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1690 San Pablo Ave Ste F
Pinole, CA 94564-2078
Phone: (925) 753-1986
Show map & directions

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

Specialties & licences

Endocrinology, Diabetes & Metabolism Physician (primary) Taxonomy 207RE0101X · Licence 00A446530 (CA)

Record details

NPI number1386753317
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedAugust 30, 2006
Last updated in NPPESAugust 30, 2016
Mailing address1660 San Pablo Ave, Ste A, Pinole, CA 94564-2072

Medicare enrollment

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

Medicare specialtyENDOCRINOLOGY
Medical schoolHARVARD MEDICAL SCHOOL
Graduated 1984 (42 years in practice)
Accepts Medicare assignment Not indicated
TelehealthOffers telehealth services
Practice locations2 on file with Medicare