PROVIDER PROFILE · NPI 1669664033

Donald WalkerMD

Interventional RadiologyKnoxville, TNI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,293

Unique beneficiaries

—

Total services

2,372

Distinct HCPCS

Medicare payment

$70K

Peer benchmark

Total Medicare services vs. 44 Interventional Radiology providers in TN — above median (cohort median 1,796).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

94.2

Quality

89.4

Cost

100.0

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.81%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$392

Payment records

By payment type

Food and Beverage$392

REFERRAL NETWORK

Where Donald Walker'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). 169 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ST. JOSEPH MEDICAL CENTER	1,343	3,218
ST. MARY'S MEDICAL CENTER	592	1,289
Charles Horner Diagnostic Radiology · Kansas City, MO	392	1,867
Patrick O'toole Diagnostic Radiology · Kansas City, MO	383	1,017
Richard Kuckelman Diagnostic Radiology · Kansas City, MO	313	821
Timothy Mihalovich Diagnostic Radiology · Kansas City, MO	271	595
Luke Wilson Diagnostic Radiology · Kansas City, MO	225	493
Jin Park Cardiology · Kansas City, MO	194	433
Michael Liston Cardiology · Blue Springs, MO	189	379
Marco Mazzella Cardiology · Grandview, MO	189	465
William Sudholt Internal Medicine · Blue Springs, MO	177	487
Anil Lakshman Internal Medicine · Ocoee, FL	155	487

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