Gregory Washington, PHD, LCSW
NPI 1891984571 · Clinical Social Worker · Memphis, TN
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Washington, PHD, LCSW is a Clinical Social Worker provider in Memphis, TN (NPI 1891984571).
Provider details
- NPI number
- 1891984571
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- PHD, LCSW
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Clinical Social Worker1041C0700X
Behavioral Health & Social Service Providers
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
18 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
- 2007-10-18
- Last updated
- 2023-12-05
- Certified
- 2023-12-05
Frequently asked questions
- What is Gregory Washington's NPI number?
- Gregory Washington's National Provider Identifier (NPI) is 1891984571, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Washington's specialty?
- Gregory Washington is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Gregory Washington located?
- Gregory Washington's practice location on file with NPPES is 4055 N Park Loop, Memphis, TN 38152-9675.
- What is Gregory Washington's phone number?
- The practice phone number listed in the NPPES registry for Gregory Washington is (901) 830-5180.
- Does Gregory Washington accept Medicare?
- Gregory Washington is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Washington's NPI active?
- Yes — Gregory Washington's NPI (1891984571) is active in the NPPES registry as of the last update on 2023-12-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.