James Grim, MD
NPI 1811995608 · Diagnostic Radiology Physician · El Segundo, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Grim, MD is a Diagnostic Radiology Physician provider in El Segundo, CA (NPI 1811995608).
Provider details
- NPI number
- 1811995608
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- ME93915 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,707 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 599 | $37 |
| Ultrasound of Both Sides of Head and Neck Blood Flow93880 | 172 | $37 |
| X-Ray of Chest, 1 View71045 | 163 | $8 |
| Ultrasound of Both Sides of Head and Neck Blood Flow93880 | 110 | $130 |
| Ct Scan Head Or Brain Without Contrast70450 | 108 | $38 |
| Mri Scan of Brain Without Contrast70551 | 68 | $68 |
Practice location
Mailing address
Additional practice locations (1)
- 100 South Ashley DriveSuite 1500Tampa, FL 33602-5318Phone: (813) 899-6220Fax: (813) 985-8006
Registry dates
- Enumerated
- 2005-07-14
- Last updated
- 2025-01-09
- Certified
- 2025-01-09
Frequently asked questions
- What is James Grim's NPI number?
- James Grim's National Provider Identifier (NPI) is 1811995608, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Grim's specialty?
- James Grim is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is James Grim located?
- James Grim's practice location on file with NPPES is 2330 Utah Ave Ste 200, El Segundo, CA 90245-4817.
- What is James Grim's phone number?
- The practice phone number listed in the NPPES registry for James Grim is (281) 766-0959.
- Does James Grim accept Medicare?
- James Grim is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Grim's NPI active?
- Yes — James Grim's NPI (1811995608) is active in the NPPES registry as of the last update on 2025-01-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.