Walnut Creek Medical Group
NPI 1871582155 · Family Medicine Physician · Walnut Creek, CA
Walnut Creek Medical Group is a Family Medicine Physician organization in Walnut Creek, CA (NPI 1871582155).
Provider details
- NPI number
- 1871582155
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Maeve O'Regan, Partner(925) 947-0417
- License
- A42969 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-19
- Last updated
- 2015-12-30
Frequently asked questions
- What is Walnut Creek Medical Group's NPI number?
- Walnut Creek Medical Group's National Provider Identifier (NPI) is 1871582155, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Walnut Creek Medical Group?
- Walnut Creek Medical Group is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Walnut Creek Medical Group located?
- Walnut Creek Medical Group's practice location on file with NPPES is 2621 Shadelands Drive, Walnut Creek, CA 94598.
- What is Walnut Creek Medical Group's phone number?
- The practice phone number listed in the NPPES registry for Walnut Creek Medical Group is (925) 947-0417.
- Who is the authorized official for Walnut Creek Medical Group?
- The authorized official listed on Walnut Creek Medical Group's NPPES record is Maeve O'Regan, Partner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Walnut Creek Medical Group's NPI active?
- Yes — Walnut Creek Medical Group's NPI (1871582155) is active in the NPPES registry as of the last update on 2015-12-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.