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Gary Mills, PH.D.
NPI 1881600872 · Health Service Psychologist · Napa, CA
Gary Mills, PH.D. is a Health Service Psychologist provider in Napa, CA (NPI 1881600872).
Provider details
- NPI number
- 1881600872
- Entity type
- Individual
- Primary specialty
- Health Service PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- PSY4876 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
1700 Soscol Ave
Suite 25
Napa, CA 94559-1351
Phone: (707) 963-1493
Fax: (707) 963-1463
Street-level locationGet directions
Mailing address
1700 Soscol Ave
Napa, CA 94559-1351
Registry dates
- Enumerated
- 2006-07-31
- Last updated
- 2012-09-14
Frequently asked questions
- What is Gary Mills's NPI number?
- Gary Mills's National Provider Identifier (NPI) is 1881600872, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gary Mills's specialty?
- Gary Mills is listed in the NPPES registry with a primary specialty of Health Service Psychologist (Behavioral Health & Social Service Providers).
- Where is Gary Mills located?
- Gary Mills's practice location on file with NPPES is 1700 Soscol Ave, Napa, CA 94559-1351.
- What is Gary Mills's phone number?
- The practice phone number listed in the NPPES registry for Gary Mills is (707) 963-1493.
- Is Gary Mills's NPI active?
- Yes — Gary Mills's NPI (1881600872) is active in the NPPES registry as of the last update on 2012-09-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.