What is Mark Guffey's specialty?

Mark Guffey (NPI 1871519389) is a Medicare-billing provider whose primary specialty is Emergency Medicine in Indianapolis, IN.

Where does Mark Guffey practice?

Mark Guffey practices in Indianapolis, IN, based on the location reported in the CMS Medicare provider datasets for NPI 1871519389.

How much does Medicare pay Mark Guffey?

Mark Guffey (NPI 1871519389) received approximately $47K in total Medicare Part B payments, serving 406 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1871519389

Mark GuffeyD.O.

PRACTICESOUTHSIDE EMERGENCY ASSOCIATESSee all providers at this practice →

Emergency MedicineIndianapolis, INI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

590

Unique beneficiaries

—

Total services

626

Distinct HCPCS

Medicare payment

$44K

Peer benchmark

Total Medicare services vs. 967 Emergency Medicine providers in IN — top quintile (cohort median 382).

PRESCRIBING · PART D · 2024

Total Rx claims

182

Beneficiaries

—

Total drug cost

$1K

Distinct drugs

Brand share

57.7%

Top prescribed drugs

Oxycodone Hcl/Acetaminophen67 claims

Ondansetron38 claims

Cephalexin29 claims

Doxycycline Monohydrate20 claims

Prednisone17 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$66

Payment records

By payment type

Food and Beverage$66

Top paying entities

Food and Beverage$66

REFERRAL NETWORK

Where Mark Guffey'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). 37 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
INDIANA UNIVERSITY HEALTH BLOOMINGTON INC	514	1,540
Jonathan Staser Diagnostic Radiology · Bloomington, IN	86	159
COLUMBUS REGIONAL HOSPITAL	58	234
INDIANA UNIVERSITY HEALTH INC	54	101
Sean Flynn Diagnostic Radiology · Bloomington, IN	34	60
Keli Ferguson Physician Assistant · Bloomington, IN	32	41
GEIGER, DOUGLAS	31	61
Nicholas Miller Diagnostic Radiology · Bloomington, IN	30	47
Mark Bisesi Diagnostic Radiology · Bloomington, IN	29	46
Andrew Watters Emergency Medicine · Bloomington, IN	24	53
Wendy Conger Emergency Medicine · Bloomington, IN	23	38
Leah Fleetwood Physician Assistant · Bloomington, IN	22	24

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