Doctor profile · Federal record

Dr. Mark Masotto, M.D.

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

  • NPI 1033118336
  • Accepts Medicare
  • MIPS 74.1 / 100 · 2023
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
431 S Batavia St, Ste. 103
Orange, CA 928683936
(714) 538-6731
fax (714) 771-8369
Mailing address
Po Box 14005
Orange, CA 928631405

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
August 15, 2008
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
California #A61275
Medicaid
CA #00A612750

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033118336. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
12,640
Distinct HCPCS
10
Medicare allowed
$218,948
HCPCS Description Services Patients Avg allowed
A9585 Injection, gadobutrol, 0.1 ml 4,100 47 $0
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 3,598 37 $0
Q9966 Low osmolar contrast material, 200-299 mg/ml iodine concentration, per ml 1,150 21 $0
71045 X-ray of chest, 1 view 681 573 $9
70450 Ct scan head or brain without contrast 240 228 $43
71046 X-ray of chest, 2 views 204 198 $30
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 184 21 $1
71046 X-ray of chest, 2 views 166 164 $11
76376 3d radiographic procedure 142 140 $27
76376 3d radiographic procedure 122 121 $10

In context: peer comparison

Among 37 peers in Orange Diagnostic Radiology Physician, average services per provider: 116. This provider delivers 109× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$5,400
Transactions
4
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Canon Medical Systems USA, INC. 4 $5,400.00

By nature of payment

Consulting Fee
$5,400

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Masotto's medical specialty?
Dr. Mark Masotto practices Diagnostic Radiology Physician in Orange, CA.
Where does Dr. Mark Masotto practice?
Dr. Mark Masotto practices at 431 S Batavia St, Orange, CA 928683936. Office phone: 7145386731.
What is Dr. Mark Masotto's NPI?
Dr. Mark Masotto's National Provider Identifier (NPI) is 1033118336, issued by NPPES.
Does Dr. Mark Masotto accept Medicare assignment?
Yes. Dr. Mark Masotto accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Masotto commonly perform?
Top Medicare-reported procedures in 2023: Injection, gadobutrol, 0.1 ml (HCPCS A9585); Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Low osmolar contrast material, 200-299 mg/ml iodine concentration, per ml (HCPCS Q9966). Source: CMS Medicare Physician & Other Practitioners file.