What is John Sherwood's specialty?

John Sherwood (NPI 1821121088) is a Medicare-billing provider whose primary specialty is Diagnostic Radiology in Roseville, MN.

Where does John Sherwood practice?

John Sherwood practices in Roseville, MN, based on the location reported in the CMS Medicare provider datasets for NPI 1821121088.

How much does Medicare pay John Sherwood?

John Sherwood (NPI 1821121088) received approximately $49K in total Medicare Part B payments, serving 1,610 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1821121088

John SherwoodM.D.

Diagnostic RadiologyRoseville, MNI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,577

Unique beneficiaries

—

Total services

1,603

Distinct HCPCS

Medicare payment

$43K

Peer benchmark

Total Medicare services vs. 1,273 Diagnostic Radiology providers in MN — below median (cohort median 3,094).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where John Sherwood'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). 191 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
BRONSON BATTLE CREEK HOSPITAL	868	2,000
Lifecare Ambulance Ambulance Service Provider · Battle Creek, MI	343	600
Joseph Borrello Diagnostic Radiology · Grand Rapids, MI	242	415
Christopher Carrel Diagnostic Radiology · Fort Wayne, IN	236	423
Shawez Bokhari Diagnostic Radiology · Grand Rapids, MI	220	383
Ryan Duhn Diagnostic Radiology · Grand Rapids, MI	207	335
BALOGH, GEORGE	197	296
Eric Payne Diagnostic Radiology · Grand Rapids, MI	183	276
Robert Oostveen Diagnostic Radiology · Grand Rapids, MI	175	256
COLOMA EMERGENCY AMBULANCE, INC.	155	268
Michael Pawlik Cardiology · Kalamazoo, MI	122	216
John Schonder Cardiology · Kalamazoo, MI	121	212

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events