Doctor profile · Federal record

Dr. Gregory Petermann, MD

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Neuroradiology Physician · Marshfield, WI

  • NPI 1932199940
  • Accepts Medicare
  • MIPS 76.2 / 100 · 2023
  • 38 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1000 N Oak Ave, Marshfield Clinic
Marshfield, WI 544495703
(715) 349-3555

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
November 17, 2022
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State licenses (2)
Hawaii #6740 · Wisconsin #35203

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1932199940. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,622
Distinct HCPCS
10
Medicare allowed
$75,212
HCPCS Description Services Patients Avg allowed
70450 Ct scan head or brain without contrast 336 310 $39
72100 X-ray of lower and sacral spine, 2-3 views 156 152 $10
72148 Mri scan of lower spinal canal without contrast 122 121 $68
72125 Ct scan of upper spine without contrast 120 119 $46
72100 X-ray of lower and sacral spine, 2-3 views 105 73 $18
70553 Mri scan of brain before and after contrast 96 90 $106
70551 Mri scan of brain without contrast 86 86 $68
70496 Ct scan of blood vessels of head with contrast 71 68 $81
70498 Ct scan of blood vessels of neck with contrast 67 64 $77
72040 X-ray of upper spine, 2-3 views 61 60 $10

In context: peer comparison

Among 7 peers in this city , average services per provider: 66. This provider delivers 25× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Petermann's medical specialty?
Dr. Gregory Petermann practices Diagnostic Radiology Physician in Marshfield, WI.
Where does Dr. Gregory Petermann practice?
Dr. Gregory Petermann practices at 1000 N Oak Ave, Marshfield, WI 544495703. Office phone: 7153493555.
What is Dr. Gregory Petermann's NPI?
Dr. Gregory Petermann's National Provider Identifier (NPI) is 1932199940, issued by NPPES.
Does Dr. Gregory Petermann accept Medicare assignment?
Yes. Dr. Gregory Petermann accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Petermann commonly perform?
Top Medicare-reported procedures in 2023: Ct scan head or brain without contrast (HCPCS 70450); X-ray of lower and sacral spine, 2-3 views (HCPCS 72100); Mri scan of lower spinal canal without contrast (HCPCS 72148). Source: CMS Medicare Physician & Other Practitioners file.