Neal Adams, MD
NPI 1659407823 · Psychiatry Physician · Napa
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Neal Adams, MD is a Psychiatry Physician provider in Napa (NPI 1659407823).
Provider details
- NPI number
- 1659407823
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- G43003 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
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
2 documented practice locations
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
Additional practice locations (1)
- 2751 Napa Valley Corporate Dr Bldg aNapa, CA 94558-6216Phone: (707) 259-8662Fax: (707) 299-2199
Registry dates
- Enumerated
- 2007-02-24
- Last updated
- 2022-10-28
- Certified
- 2021-03-03
Frequently asked questions
- What is Neal Adams's NPI number?
- Neal Adams's National Provider Identifier (NPI) is 1659407823, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Neal Adams's specialty?
- Neal Adams is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Neal Adams located?
- Neal Adams's practice location on file with NPPES is 1364 Milton Rd, Napa, 94559.
- What is Neal Adams's phone number?
- The practice phone number listed in the NPPES registry for Neal Adams is (408) 591-2110.
- Does Neal Adams accept Medicare?
- Neal Adams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Neal Adams's NPI active?
- Yes — Neal Adams's NPI (1659407823) is active in the NPPES registry as of the last update on 2022-10-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.