Gregory Jefferson
NPI 1437997244 · Rehabilitation Practitioner · Los Angeles, CA
Gregory Jefferson is a Rehabilitation Practitioner provider in Los Angeles, CA (NPI 1437997244).
Provider details
- NPI number
- 1437997244
- Entity type
- Individual
- Primary specialty
- Rehabilitation PractitionerRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
- Case Manager/Care Coordinator171M00000X
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
- 2024-07-16
- Last updated
- 2025-04-30
- Certified
- 2025-04-30
Frequently asked questions
- What is Gregory Jefferson's NPI number?
- Gregory Jefferson's National Provider Identifier (NPI) is 1437997244, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Jefferson's specialty?
- Gregory Jefferson is listed in the NPPES registry with a primary specialty of Rehabilitation Practitioner (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Gregory Jefferson located?
- Gregory Jefferson's practice location on file with NPPES is 1811 W 41st Dr, Los Angeles, CA 90062-1517.
- What is Gregory Jefferson's phone number?
- The practice phone number listed in the NPPES registry for Gregory Jefferson is (323) 725-4439.
- Is Gregory Jefferson's NPI active?
- Yes — Gregory Jefferson's NPI (1437997244) is active in the NPPES registry as of the last update on 2025-04-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.