IndividualActive
John Whitty
NPI 1891833604 · Mental Health Counselor · Kentfield, CA
John Whitty is a Mental Health Counselor provider in Kentfield, CA (NPI 1891833604).
Provider details
- NPI number
- 1891833604
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(83/100 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
83% 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
1109 Sir Francis Drake Blvd
Kentfield, CA 94904-1418
Phone: (415) 459-6965
Street-level locationGet directions
Mailing address
384 Panoramic Hwy
Mill Valley, CA 94941-2646
Registry dates
- Enumerated
- 2007-02-02
- Last updated
- 2010-05-11
Frequently asked questions
- What is John Whitty's NPI number?
- John Whitty's National Provider Identifier (NPI) is 1891833604, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Whitty's specialty?
- John Whitty is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is John Whitty located?
- John Whitty's practice location on file with NPPES is 1109 Sir Francis Drake Blvd, Kentfield, CA 94904-1418.
- What is John Whitty's phone number?
- The practice phone number listed in the NPPES registry for John Whitty is (415) 459-6965.
- Is John Whitty's NPI active?
- Yes — John Whitty's NPI (1891833604) is active in the NPPES registry as of the last update on 2010-05-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.