What is Timothy Callaway's specialty?

Timothy Callaway (NPI 1245250554) is a Medicare-billing provider whose primary specialty is Hospitalist in Greenville, SC.

Where does Timothy Callaway practice?

Timothy Callaway practices in Greenville, SC, based on the location reported in the CMS Medicare provider datasets for NPI 1245250554.

How much does Medicare pay Timothy Callaway?

Timothy Callaway (NPI 1245250554) received approximately $48K in total Medicare Part B payments, serving 376 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1245250554

Timothy CallawayM.D.

HospitalistGreenville, SCI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

366

Unique beneficiaries

—

Total services

396

Distinct HCPCS

Medicare payment

$47K

Peer benchmark

Total Medicare services vs. 337 Hospitalist providers in SC — below median (cohort median 541).

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)

Home health agency

Hospital

Hospital

Hospital

Hospital

REFERRAL NETWORK

Where Timothy Callaway'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). 43 inbound referrers · 165 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Bernard Masters Diagnostic Radiology · Greenville, SC	50	127
Naveen Parti Interventional Radiology · Greenville, SC	46	74
William Deeter Interventional Radiology · Greenville, SC	39	89
GREENVILLE HEALTH SYSTEM	39	75
Leighton Teague Hospitalist · Greenville, SC	38	63
ALLEN, LEIGHTON	35	77
Samuel Farnsworth Diagnostic Radiology · Greenville, SC	32	53
Kamran Ghumman Internal Medicine · Easley, SC	31	129
Alan Thompson Hospitalist · Greenville, SC	27	65
CRUMPLER, JOHN	26	62
Paulo Silva Emergency Medicine · Greenville, SC	23	53
BRANNON, MICHAEL	22	48

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
GREENVILLE HEALTH SYSTEM	460	1,078
GREENVILLE HEALTH SYSTEM	170	362
County Of Greenville Ambulance Service Provider · Greenville, SC	142	316
William Deeter Interventional Radiology · Greenville, SC	92	214
Jeffrey Hanna Diagnostic Radiology · Greenville, SC	76	168
Aron Devane Interventional Radiology · Greenville, SC	71	154
LAWDAHL, RICHARD	61	123
John Gilpin Diagnostic Radiology · Greenville, SC	57	113
Bernard Masters Diagnostic Radiology · Greenville, SC	55	101
Matthew Gossage Interventional Radiology · Greenville, SC	52	107
Jeffrey Wienke Diagnostic Radiology · Greenville, SC	50	105
Paul Browning Internal Medicine · Edgewood, KY	47	171

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