Doctor profile · Federal record

Dr. Donald Grunz, M.D.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Pediatric Radiology Physician · Saint Louis, MO

  • NPI 1629031141
  • Accepts Medicare
  • MIPS 73.0 / 100 · 2023
  • 36 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
615 S New Ballas RD, Dept of Radiology
Saint Louis, MO 631418221
(314) 251-6031
fax (314) 251-6343
Mailing address
11475 Olde Cabin RD, Suite200
Saint Louis, MO 631417128

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
May 31, 2017
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
Missouri #101906
Medicaid
MO #204706600

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629031141. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,808
Distinct HCPCS
10
Medicare allowed
$61,364
HCPCS Description Services Patients Avg allowed
71045 X-ray of chest, 1 view 360 338 $9
74177 Ct scan of abdomen and pelvis with contrast 199 197 $86
74018 X-ray of abdomen, 1 view 115 102 $9
71046 X-ray of chest, 2 views 108 108 $10
74176 Ct scan of abdomen and pelvis without contrast 104 104 $82
71260 Ct scan of chest with contrast 100 98 $53
70450 Ct scan head or brain without contrast 73 73 $39
71250 Ct scan of chest without contrast 63 63 $49
73502 X-ray of hip, 2-3 views 56 55 $11
73630 X-ray of foot, minimum of 3 views 46 44 $8

In context: peer comparison

Among 146 peers in this city , average services per provider: 96. This provider delivers 19× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Donald Grunz's medical specialty?
Dr. Donald Grunz practices Diagnostic Radiology Physician in Saint Louis, MO.
Where does Dr. Donald Grunz practice?
Dr. Donald Grunz practices at 615 S New Ballas RD, Saint Louis, MO 631418221. Office phone: 3142516031.
What is Dr. Donald Grunz's NPI?
Dr. Donald Grunz's National Provider Identifier (NPI) is 1629031141, issued by NPPES.
Does Dr. Donald Grunz accept Medicare assignment?
Yes. Dr. Donald Grunz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Donald Grunz commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 1 view (HCPCS 71045); Ct scan of abdomen and pelvis with contrast (HCPCS 74177); X-ray of abdomen, 1 view (HCPCS 74018). Source: CMS Medicare Physician & Other Practitioners file.