Lloyd Greaser, M.D.
NPI 1003977372 · Diagnostic Radiology Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Interventional Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lloyd Greaser, M.D. is a Diagnostic Radiology Physician provider in Los Angeles, CA (NPI 1003977372).
Provider details
- NPI number
- 1003977372
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A86173 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2006-12-12
- Last updated
- 2021-10-14
- Certified
- 2021-10-14
Frequently asked questions
- What is Lloyd Greaser's NPI number?
- Lloyd Greaser's National Provider Identifier (NPI) is 1003977372, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lloyd Greaser's specialty?
- Lloyd Greaser is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Lloyd Greaser located?
- Lloyd Greaser's practice location on file with NPPES is 10833 Le Conte Ave, Los Angeles, CA 90095-1721.
- What is Lloyd Greaser's phone number?
- The practice phone number listed in the NPPES registry for Lloyd Greaser is (310) 825-4321.
- Does Lloyd Greaser accept Medicare?
- Lloyd Greaser is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lloyd Greaser's NPI active?
- Yes — Lloyd Greaser's NPI (1003977372) is active in the NPPES registry as of the last update on 2021-10-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.