Doctor profile · Federal record

Dr. Donald Massee, MD

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Riverside, CA

  • NPI 1801897731
  • Accepts Medicare
  • 40 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4445 Magnolia Ave
Riverside, CA 925014135
(951) 788-3400
fax (951) 788-3194
Mailing address
Po Box 15648
Sacramento, CA 958520648

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
June 16, 2008
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
California #G60908
Medicaid
CA #00G609080

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801897731. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
16,364
Distinct HCPCS
10
Medicare allowed
$225,061
HCPCS Description Services Patients Avg allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 11,690 128 $0
A9575 Injection, gadoterate meglumine, 0.1 ml 2,900 16 $0
77067 Screening mammography 338 338 $136
77063 Screening 3d breast mammography 331 331 $55
71250 Ct scan of chest without contrast 114 112 $140
71046 X-ray of chest, 2 views 72 72 $36
76700 Complete ultrasound scan of abdomen 70 69 $123
76775 Limited ultrasound scan behind abdominal cavity 69 68 $62
74178 Ct scan of abdomen and pelvis before and after contrast 66 66 $377
76705 Limited ultrasound scan of abdomen 63 62 $91

In context: peer comparison

Among 9 peers in Riverside Diagnostic Radiology Physician, average services per provider: 195. This provider delivers 84× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Donald Massee's medical specialty?
Dr. Donald Massee practices Diagnostic Radiology Physician in Riverside, CA.
Where does Dr. Donald Massee practice?
Dr. Donald Massee practices at 4445 Magnolia Ave, Riverside, CA 925014135. Office phone: 9517883400.
What is Dr. Donald Massee's NPI?
Dr. Donald Massee's National Provider Identifier (NPI) is 1801897731, issued by NPPES.
Does Dr. Donald Massee accept Medicare assignment?
Yes. Dr. Donald Massee accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Donald Massee commonly perform?
Top Medicare-reported procedures in 2023: Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Injection, gadoterate meglumine, 0.1 ml (HCPCS A9575); Screening mammography (HCPCS 77067). Source: CMS Medicare Physician & Other Practitioners file.