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

Corinne N Jansen, MD

Individual provider Obstetrics & Gynecology Physician · NPI 1679065817

Corinne N Jansen, MD is an Obstetrics/Gynecology in Walnut Creek, California. Qualified in 2018, 8 years ago. Practices with Alameda Health System, a 601-clinician group and accepts Medicare assignment. Licensed in California, Massachusetts and Rhode Island.

Years since qualifying
8
Licensed in
CA, MA, RI
In the registry since
2018
Specialties on file
3
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

2637 Shadelands Dr
Walnut Creek, CA 94598-2512
Phone: (925) 393-0033
Fax: (925) 301-8956
Show map & directions

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

Specialties & licences

Gynecologic Oncology Physician (primary) Taxonomy 207VX0201X · Licence 201468 (CA)
Obstetrics & Gynecology Physician Taxonomy 207V00000X · Licence MD18565 (RI)
Obstetrics & Gynecology Physician Taxonomy 207V00000X · Licence 00000 (MA)

Record details

NPI number1679065817
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 4, 2018
Last updated in NPPESSeptember 26, 2025
Certification dateSeptember 26, 2025

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolOTHER
Graduated 2018 (8 years in practice)
Group practice Alameda Health System — 601 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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