Stephen C. Gill, PHD, PLLC
NPI 1386977270 · Psychologist · Sedona, AZ
Stephen C. Gill, PHD, PLLC is a Psychologist organization in Sedona, AZ (NPI 1386977270).
Provider details
- NPI number
- 1386977270
- Entity type
- Organization
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Stephen Gill, Manager(928) 282-5982
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Clinical Neuropsychologist103G00000X
Behavioral Health & Social Service Providers
- Clinical Psychologist103TC0700X
Behavioral Health & Social Service Providers
- Forensic Psychologist103TF0200X
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
- 2009-09-10
- Last updated
- 2009-09-10
Frequently asked questions
- What is Stephen C. Gill, PHD, PLLC's NPI number?
- Stephen C. Gill, PHD, PLLC's National Provider Identifier (NPI) is 1386977270, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Stephen C. Gill, PHD, PLLC?
- Stephen C. Gill, PHD, PLLC is classified in the NPPES registry as Psychologist (Behavioral Health & Social Service Providers).
- Where is Stephen C. Gill, PHD, PLLC located?
- Stephen C. Gill, PHD, PLLC's practice location on file with NPPES is 70 Payne Place, Sedona, AZ 86336.
- What is Stephen C. Gill, PHD, PLLC's phone number?
- The practice phone number listed in the NPPES registry for Stephen C. Gill, PHD, PLLC is (928) 282-5982.
- Who is the authorized official for Stephen C. Gill, PHD, PLLC?
- The authorized official listed on Stephen C. Gill, PHD, PLLC's NPPES record is Stephen Gill, Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Stephen C. Gill, PHD, PLLC's NPI active?
- Yes — Stephen C. Gill, PHD, PLLC's NPI (1386977270) is active in the NPPES registry as of the last update on 2009-09-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.