John Chandler, RN
NPI 1437557543 · Psychiatric/Mental Health Registered Nurse · Greenbrae, CA
John Chandler, RN is a Psychiatric/Mental Health Registered Nurse provider in Greenbrae, CA (NPI 1437557543).
Provider details
- NPI number
- 1437557543
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Male
- Sole proprietor
- Yes
- License
- 845752 (CA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2014-12-05
- Last updated
- 2014-12-05
Frequently asked questions
- What is John Chandler's NPI number?
- John Chandler's National Provider Identifier (NPI) is 1437557543, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Chandler's specialty?
- John Chandler is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Registered Nurse (Nursing Service Providers).
- Where is John Chandler located?
- John Chandler's practice location on file with NPPES is 250 Bon Air Rd, Greenbrae, CA 94904-1702.
- What is John Chandler's phone number?
- The practice phone number listed in the NPPES registry for John Chandler is (415) 473-6771.
- Is John Chandler's NPI active?
- Yes — John Chandler's NPI (1437557543) is active in the NPPES registry as of the last update on 2014-12-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.