Steven Holness, M.D.
NPI 1235536186 · Neuroradiology Physician · Loma Linda, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Holness, M.D. is a Neuroradiology Physician provider in Loma Linda, CA (NPI 1235536186).
Provider details
- NPI number
- 1235536186
- Entity type
- Individual
- Primary specialty
- Neuroradiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A139973 (CA)
Specialties & taxonomies
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
11 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,910 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) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 1,288 | $8 |
| X-Ray of Chest, 2 Views71046 | 391 | $10 |
| Ct Scan Head Or Brain Without Contrast70450 | 273 | $39 |
| 3d Radiographic Procedure76376 | 217 | $9 |
| Ct Scan of Chest Without Contrast71250 | 186 | $51 |
| Ct Scan of Upper Spine Without Contrast72125 | 73 | $46 |
| Ct Scan of Blood Vessels of Neck With Contrast70498 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-11-20
- Last updated
- 2026-01-27
- Certified
- 2026-01-27
Frequently asked questions
- What is Steven Holness's NPI number?
- Steven Holness's National Provider Identifier (NPI) is 1235536186, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Holness's specialty?
- Steven Holness is listed in the NPPES registry with a primary specialty of Neuroradiology Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Holness located?
- Steven Holness's practice location on file with NPPES is 11234 Anderson St, Loma Linda, CA 92354-2804.
- What is Steven Holness's phone number?
- The practice phone number listed in the NPPES registry for Steven Holness is (909) 558-6131.
- Does Steven Holness accept Medicare?
- Steven Holness is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Holness's NPI active?
- Yes — Steven Holness's NPI (1235536186) is active in the NPPES registry as of the last update on 2026-01-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.