Richard Hollis, DO
NPI 1831119254 · Diagnostic Radiology Physician · Long Beach, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Richard Hollis, DO is a Diagnostic Radiology Physician provider in Long Beach, CA (NPI 1831119254).
Provider details
- NPI number
- 1831119254
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 14152 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
402 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 | 92 | $8 |
| Ct Scan Head Or Brain Without Contrast70450 | 85 | $38 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 58 | $84 |
| Ct Scan of Abdomen and Pelvis Without Contrast74176 | 42 | $81 |
| Ct Scan of Blood Vessels of Chest With Contrast71275 | 37 | $82 |
| Ct Scan of Upper Spine Without Contrast72125 | 32 | $46 |
Practice location
Mailing address
Additional practice locations (2)
- 4440 W 95th StOak Lawn, IL 60453-2600Phone: (708) 684-5503Fax: (708) 684-2675
- 692 Rocky Knoll LnDanville, VA 24541-8932Phone: (952) 595-1100Fax: (612) 294-4903
Registry dates
- Enumerated
- 2006-07-20
- Last updated
- 2026-05-27
- Certified
- 2026-05-27
Frequently asked questions
- What is Richard Hollis's NPI number?
- Richard Hollis's National Provider Identifier (NPI) is 1831119254, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Hollis's specialty?
- Richard Hollis is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Richard Hollis located?
- Richard Hollis's practice location on file with NPPES is 2801 Atlantic Ave, Long Beach, CA 90806-1701.
- What is Richard Hollis's phone number?
- The practice phone number listed in the NPPES registry for Richard Hollis is (562) 933-1550.
- Does Richard Hollis accept Medicare?
- Richard Hollis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Richard Hollis's NPI active?
- Yes — Richard Hollis's NPI (1831119254) is active in the NPPES registry as of the last update on 2026-05-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.