OrganizationActive
John Muir Medical Center
NPI 1841687787 · General Acute Care Hospital · Concord, CA
John Muir Medical Center is a General Acute Care Hospital organization in Concord, CA (NPI 1841687787).
Provider details
- NPI number
- 1841687787
- Entity type
- Organization
- Primary specialty
- General Acute Care HospitalHospitals
- Organization subpart
- No
- Authorized official
- May Lim-Wapniarski, Inpatient Pharmacy Coordinator(925) 674-2388
- License
- 39462 (CA)
Specialties & taxonomies
Hospitals
Profile Score
Established profile(74/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 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
2540 East St
Concord, CA 94520-1906
Phone: (925) 674-2388
Street-level locationGet directions
Mailing address
Po Box 822
Orinda, CA 94563
Registry dates
- Enumerated
- 2015-04-17
- Last updated
- 2015-04-17
Frequently asked questions
- What is John Muir Medical Center's NPI number?
- John Muir Medical Center's National Provider Identifier (NPI) is 1841687787, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is John Muir Medical Center?
- John Muir Medical Center is classified in the NPPES registry as General Acute Care Hospital (Hospitals).
- Where is John Muir Medical Center located?
- John Muir Medical Center's practice location on file with NPPES is 2540 East St, Concord, CA 94520-1906.
- What is John Muir Medical Center's phone number?
- The practice phone number listed in the NPPES registry for John Muir Medical Center is (925) 674-2388.
- Who is the authorized official for John Muir Medical Center?
- The authorized official listed on John Muir Medical Center's NPPES record is May Lim-Wapniarski, Inpatient Pharmacy Coordinator. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is John Muir Medical Center's NPI active?
- Yes — John Muir Medical Center's NPI (1841687787) is active in the NPPES registry as of the last update on 2015-04-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.