Doctor profile · Federal record

Dr. Charles Marn, M.D.

Diagnostic Radiology Physician · Milwaukee, WI

  • NPI 1275558553
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9200 W Wisconsin Ave, Department of Radiology
Milwaukee, WI 532263522
(414) 805-3700
fax (414) 805-3777

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
June 13, 2013
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
Wisconsin #49371
Medicaid
WI #1275558553

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1275558553. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
173
Distinct HCPCS
6
Medicare allowed
$13,994
HCPCS Description Services Patients Avg allowed
74177 Ct scan of abdomen and pelvis with contrast 57 56 $83
74177 Ct scan of abdomen and pelvis with contrast 36 23 $133
71260 Ct scan of chest with contrast 28 28 $51
71260 Ct scan of chest with contrast 27 17 $53
74176 Ct scan of abdomen and pelvis without contrast 13 13 $80
71250 Ct scan of chest without contrast 12 12 $49

In context: peer comparison

Among 77 peers in Milwaukee Diagnostic Radiology Physician, average services per provider: 190. This provider delivers 0.9× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Charles Marn's medical specialty?
Dr. Charles Marn practices Diagnostic Radiology Physician in Milwaukee, WI.
Where does Dr. Charles Marn practice?
Dr. Charles Marn practices at 9200 W Wisconsin Ave, Milwaukee, WI 532263522. Office phone: 4148053700.
What is Dr. Charles Marn's NPI?
Dr. Charles Marn's National Provider Identifier (NPI) is 1275558553, issued by NPPES.
What procedures does Dr. Charles Marn commonly perform?
Top Medicare-reported procedures in 2023: Ct scan of abdomen and pelvis with contrast (HCPCS 74177); Ct scan of abdomen and pelvis with contrast (HCPCS 74177); Ct scan of chest with contrast (HCPCS 71260). Source: CMS Medicare Physician & Other Practitioners file.