Donald Massee, MD
NPI 1801897731 · Diagnostic Radiology Physician · Riverside, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Donald Massee, MD is a Diagnostic Radiology Physician provider in Riverside, CA (NPI 1801897731).
Provider details
- NPI number
- 1801897731
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G60908 (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
20 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
3,156 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) |
|---|---|---|
| Screening Mammography77067 | 572 | $134 |
| Screening 3d Breast Mammography77063 | 561 | $54 |
| Ct Scan of Chest Without Contrast71250 | 279 | $141 |
| X-Ray of Chest, 2 Views71046 | 132 | $36 |
| Ct Scan of Abdomen and Pelvis Before and After Contrast74178 | 107 | $377 |
| Ct Scan of Abdomen and Pelvis Without Contrast74176 | 90 | $200 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-08-02
- Last updated
- 2008-06-16
Frequently asked questions
- What is Donald Massee's NPI number?
- Donald Massee's National Provider Identifier (NPI) is 1801897731, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donald Massee's specialty?
- Donald Massee is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Donald Massee located?
- Donald Massee's practice location on file with NPPES is 4445 Magnolia Ave, Riverside, CA 92501-4135.
- What is Donald Massee's phone number?
- The practice phone number listed in the NPPES registry for Donald Massee is (951) 788-3400.
- Does Donald Massee accept Medicare?
- Donald Massee is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Donald Massee's NPI active?
- Yes — Donald Massee's NPI (1801897731) is active in the NPPES registry as of the last update on 2008-06-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.