PROVIDER PROFILE · NPI 1629031141

Donald GrunzM.D.

PRACTICEWEST COUNTY RADIOLOGICAL GROUP, INC.See all providers at this practice →

Diagnostic RadiologySaint Louis, MOI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,559

Unique beneficiaries

—

Total services

2,658

Distinct HCPCS

Medicare payment

$45K

Peer benchmark

Total Medicare services vs. 718 Diagnostic Radiology providers in MO — above median (cohort median 2,826).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

84.8

Quality

87.0

Cost

73.1

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.41%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Donald Grunz's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 160 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
MERCY HOSPITALS EAST COMMUNITIES	1,823	4,082
MERCY HOSPITALS EAST COMMUNITIES	250	607
Toni Roth Diagnostic Radiology · Saint Louis, MO	183	439
ROSENTHAL, DEBRA	167	341
John Nash Cardiology · Saint Louis, MO	155	227
Kerri Harting Diagnostic Radiology · Plymouth, MN	132	223
STICKLEY, LOUIS	132	200
James Nepute Diagnostic Radiology · Saint Louis, MO	120	237
Cindy Zhang Diagnostic Radiology · Saint Louis, MO	119	212
CREPPS, LOUIS	117	266
Jason Skyles Diagnostic Radiology · Saint Louis, MO	105	187
Deryk Mcdowell Cardiology · Saint Louis, MO	98	166

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history