What is John Colford's specialty?

John Colford (NPI 1164575411) is a Medicare-billing provider whose primary specialty is Diagnostic Radiology in Grand Rapids, MI.

Where does John Colford practice?

John Colford practices in Grand Rapids, MI, based on the location reported in the CMS Medicare provider datasets for NPI 1164575411.

How much does Medicare pay John Colford?

John Colford (NPI 1164575411) received approximately $113K in total Medicare Part B payments, serving 2,868 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1164575411

John ColfordM.D.

Diagnostic RadiologyGrand Rapids, MII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

3,294

Unique beneficiaries

—

Total services

8,988

Distinct HCPCS

Medicare payment

$107K

Peer benchmark

Total Medicare services vs. 1,052 Diagnostic Radiology providers in MI — top quintile (cohort median 1,966).

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.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (5)

Hospital

Hospital

Hospital

Hospital

Hospital

REFERRAL NETWORK

Where John Colford'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). 97 inbound referrers · 280 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
FAIRVIEW HEALTH SERVICES	254	523
FAIRVIEW HEALTH SERVICES	153	251
FAIRVIEW HEALTH SERVICES	98	200
Allina Health System Ambulance Service Provider · Saint Paul, MN	90	136
Steven Thiel Diagnostic Radiology · Roseville, MN	89	132
Hennepin Healthcare System, Inc Opioid Treatment Program · Minneapolis, MN	66	103
Andrew Lee Diagnostic Radiology · Roseville, MN	57	79
Fareed Siddiqui Interventional Radiology · Roseville, MN	54	115
CARLSON, RICHARD	51	82
CONKLIN, PETER	51	74
Brian Decesare Interventional Radiology · Roseville, MN	46	84
Franklin Liu Diagnostic Radiology · Saint Paul, MN	42	48

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
FAIRVIEW HEALTH SERVICES	668	1,106
FAIRVIEW HEALTH SERVICES	280	471
FAIRVIEW HEALTH SERVICES	207	476
Fairview Health Services Ambulance Service Provider · Saint Paul, MN	113	162
FAIRVIEW HOME CARE AND HOSPICE	112	126
Allina Health System Ambulance Service Provider · Saint Paul, MN	104	136
KORTE, KENNETH	104	184
BERNTSON, DANIEL	103	172
LUKENS, JEFFREY	100	177
Jeffrey Brace Diagnostic Radiology · Roseville, MN	98	173
LOES, DANIEL	94	140
Steven Thiel Diagnostic Radiology · Roseville, MN	91	158

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