OrganizationActive
John Muir Health
NPI 1043368012 · Institutional Pharmacy · Walnut Creek, CA
John Muir Health is a Institutional Pharmacy organization in Walnut Creek, CA (NPI 1043368012).
Provider details
- NPI number
- 1043368012
- Entity type
- Organization
- Primary specialty
- Institutional PharmacySuppliers
- Organization subpart
- No
- Authorized official
- Michael Thomas, Ceo(925) 941-2100
- License
- HSP41346 (CA)
Specialties & taxonomies
Suppliers
Profile Score
Detailed profile(90/100 index)
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
1601 Ygnacio Valley Rd
Walnut Creek, CA 94598-3122
Phone: (510) 947-5323
Fax: (925) 947-3290
Street-level locationGet directions
Mailing address
1601 Ygnacio Valley Rd
Walnut Creek, CA 94598-3122
Other names (DBA / former)
- Doing business as
- John Muir Medical Center
Registry dates
- Enumerated
- 2007-01-08
- Last updated
- 2025-03-07
- Certified
- 2025-03-07
Frequently asked questions
- What is John Muir Health's NPI number?
- John Muir Health's National Provider Identifier (NPI) is 1043368012, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is John Muir Health?
- John Muir Health is classified in the NPPES registry as Institutional Pharmacy (Suppliers).
- Where is John Muir Health located?
- John Muir Health's practice location on file with NPPES is 1601 Ygnacio Valley Rd, Walnut Creek, CA 94598-3122.
- What is John Muir Health's phone number?
- The practice phone number listed in the NPPES registry for John Muir Health is (510) 947-5323.
- Who is the authorized official for John Muir Health?
- The authorized official listed on John Muir Health's NPPES record is Michael Thomas, Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is John Muir Health's NPI active?
- Yes — John Muir Health's NPI (1043368012) is active in the NPPES registry as of the last update on 2025-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.