Doctor profile · Federal record

Dr. Christopher Tan

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Baltimore, MD

  • NPI 1588105894
  • MIPS 74.4 / 100 · 2023
  • 9 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
600 N Wolfe St
Baltimore, MD 212870005
(410) 955-5000
Additional location
3660 Vista Ave
Saint Louis, MO 631102540
(314) 977-6100
fax (314) 977-6164
Mailing address
6201 Greenleigh Ave
Middle River, MD 212202004

Credentials & registration

NPPES · NUCC
NPI registered
March 2017 — 9 yrs on file
Profile last updated
May 31, 2022
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
Maryland #D93832

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588105894. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
25,727
Distinct HCPCS
10
Medicare allowed
$166,622
HCPCS Description Services Patients Avg allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 22,836 193 $0
71045 X-ray of chest, 1 view 857 669 $9
A9585 Injection, gadobutrol, 0.1 ml 355 39 $0
71046 X-ray of chest, 2 views 263 249 $11
74177 Ct scan of abdomen and pelvis with contrast 142 140 $90
74177 Ct scan of abdomen and pelvis with contrast 141 137 $335
71046 X-ray of chest, 2 views 137 135 $36
71260 Ct scan of chest with contrast 124 120 $121
71260 Ct scan of chest with contrast 111 109 $55
74018 X-ray of abdomen, 1 view 102 86 $9

In context: peer comparison

Among 175 peers in this city , average services per provider: 377. This provider delivers 68× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Christopher Tan's medical specialty?
Dr. Christopher Tan practices Diagnostic Radiology Physician in Baltimore, MD.
Where does Dr. Christopher Tan practice?
Dr. Christopher Tan practices at 600 N Wolfe St, Baltimore, MD 212870005. Office phone: 4109555000.
What is Dr. Christopher Tan's NPI?
Dr. Christopher Tan's National Provider Identifier (NPI) is 1588105894, issued by NPPES.
Does Dr. Christopher Tan accept Medicare assignment?
Dr. Christopher Tan does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Christopher Tan commonly perform?
Top Medicare-reported procedures in 2023: Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); X-ray of chest, 1 view (HCPCS 71045); Injection, gadobutrol, 0.1 ml (HCPCS A9585). Source: CMS Medicare Physician & Other Practitioners file.