Kaiser Medical Offices
NPI 1164635512 · Internal Medicine Physician · Walnut Creek, CA
Kaiser Medical Offices is a Internal Medicine Physician organization in Walnut Creek, CA (NPI 1164635512).
Provider details
- NPI number
- 1164635512
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Chris Alexander, Physician(925) 906-2574
- License
- A 49969 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2007-05-08
- Last updated
- 2020-08-22
Frequently asked questions
- What is Kaiser Medical Offices's NPI number?
- Kaiser Medical Offices's National Provider Identifier (NPI) is 1164635512, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Kaiser Medical Offices?
- Kaiser Medical Offices is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kaiser Medical Offices located?
- Kaiser Medical Offices's practice location on file with NPPES is 320 Lennon Ln, Walnut Creek, CA 94598-2419.
- What is Kaiser Medical Offices's phone number?
- The practice phone number listed in the NPPES registry for Kaiser Medical Offices is (925) 906-2574.
- Who is the authorized official for Kaiser Medical Offices?
- The authorized official listed on Kaiser Medical Offices's NPPES record is Chris Alexander, Physician. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Kaiser Medical Offices's NPI active?
- Yes — Kaiser Medical Offices's NPI (1164635512) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.