Richard Rankin, PH.D.
NPI 1770791253 · Clinical Psychologist · Lake Arrowhead, CA
Richard Rankin, PH.D. is a Clinical Psychologist provider in Lake Arrowhead, CA (NPI 1770791253).
Provider details
- NPI number
- 1770791253
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- PSY 16491 (CA)
Specialties & taxonomies
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
19 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
- 2007-05-18
- Last updated
- 2007-07-08
Frequently asked questions
- What is Richard Rankin's NPI number?
- Richard Rankin's National Provider Identifier (NPI) is 1770791253, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Rankin's specialty?
- Richard Rankin is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Richard Rankin located?
- Richard Rankin's practice location on file with NPPES is 27387 Alpen Drive, Lake Arrowhead, CA 92352.
- What is Richard Rankin's phone number?
- The practice phone number listed in the NPPES registry for Richard Rankin is (909) 754-0575.
- Is Richard Rankin's NPI active?
- Yes — Richard Rankin's NPI (1770791253) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.