Doctor profile · Federal record

Dr. John Fan, M.D.

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

  • NPI 1780882910
  • Accepts Medicare
  • MIPS 86.3 / 100 · 2023
  • 20 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
101 the City Dr S
Orange, CA 928683201
(657) 201-7771

Credentials & registration

NPPES · NUCC
NPI registered
July 2007 — 19 yrs on file
Profile last updated
July 3, 2013
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
California #A108413

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1780882910. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
13,783
Distinct HCPCS
10
Medicare allowed
$253,499
HCPCS Description Services Patients Avg allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 5,563 60 $0
A9575 Injection, gadoterate meglumine, 0.1 ml 2,240 14 $0
71045 X-ray of chest, 1 view 1,614 1,273 $9
77080 Dxa bone density measurement of hip, pelvis, spine 490 490 $41
70450 Ct scan head or brain without contrast 488 454 $41
71046 X-ray of chest, 2 views 390 384 $11
74176 Ct scan of abdomen and pelvis without contrast 254 245 $86
74177 Ct scan of abdomen and pelvis with contrast 167 163 $90
74018 X-ray of abdomen, 1 view 149 123 $9
71250 Ct scan of chest without contrast 147 141 $52

In context: peer comparison

Among 37 peers in Orange Diagnostic Radiology Physician, average services per provider: 116. This provider delivers 119× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Fan's medical specialty?
Dr. John Fan practices Diagnostic Radiology Physician in Orange, CA.
Where does Dr. John Fan practice?
Dr. John Fan practices at 101 the City Dr S, Orange, CA 928683201. Office phone: 6572017771.
What is Dr. John Fan's NPI?
Dr. John Fan's National Provider Identifier (NPI) is 1780882910, issued by NPPES.
Does Dr. John Fan accept Medicare assignment?
Yes. Dr. John Fan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Fan 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); X-ray of chest, 1 view (HCPCS 71045). Source: CMS Medicare Physician & Other Practitioners file.