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

Activa Medical Center, Inc

Organization Internal Medicine Physician · NPI 1700085412

Activa Medical Center, Inc is an Internal Medicine Physician in Walnut Creek, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

1479 Ygnacio Valley Rd Ste 207
Walnut Creek, CA 94598-2945
Phone: (925) 946-1098
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 20A6227 (CA)

Record details

NPI number1700085412
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Harry Wong — President · (650) 400-9887
Other names Constance Noel, D.O., Inc
NPI enumeratedJuly 12, 2007
Last updated in NPPESNovember 1, 2007
Mailing address3130 Alpine Rd Ste 288-211, Portola Valley, CA 94028-7549

Other providers in Walnut Creek