Frank Rainey, LCSW #27886
NPI 1588983522 · Clinical Social Worker · Menlo Park, CA
Enrolled with Medicare as Order and Referring Only - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Frank Rainey, LCSW #27886 is a Clinical Social Worker provider in Menlo Park, CA (NPI 1588983522).
Provider details
- NPI number
- 1588983522
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW #27886
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Counselor101Y00000X
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
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
Mailing address
Registry dates
- Enumerated
- 2010-05-28
- Last updated
- 2015-03-26
Frequently asked questions
- What is Frank Rainey's NPI number?
- Frank Rainey's National Provider Identifier (NPI) is 1588983522, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Frank Rainey's specialty?
- Frank Rainey is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Frank Rainey located?
- Frank Rainey's practice location on file with NPPES is 795 Willow Rd. (180mpd), Menlo Park, CA 94025.
- What is Frank Rainey's phone number?
- The practice phone number listed in the NPPES registry for Frank Rainey is (650) 493-5000.
- Does Frank Rainey accept Medicare?
- Frank Rainey is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Frank Rainey's NPI active?
- Yes — Frank Rainey's NPI (1588983522) is active in the NPPES registry as of the last update on 2015-03-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.