What is Gregory Monohan's specialty?

Gregory Monohan (NPI 1629184460) is a Medicare-billing provider whose primary specialty is Hematology-Oncology in Lexington, KY.

Where does Gregory Monohan practice?

Gregory Monohan practices in Lexington, KY, based on the location reported in the CMS Medicare provider datasets for NPI 1629184460.

How much does Medicare pay Gregory Monohan?

Gregory Monohan (NPI 1629184460) received approximately $47K in total Medicare Part B payments, serving 161 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1629184460

Gregory MonohanMD

Hematology-OncologyLexington, KYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

214

Unique beneficiaries

—

Total services

436

Distinct HCPCS

Medicare payment

$43K

Peer benchmark

Total Medicare services vs. 124 Hematology-Oncology providers in KY — bottom quintile (cohort median 960).

PRESCRIBING · PART D · 2024

Total Rx claims

1,574

Beneficiaries

—

Total drug cost

$7.1M

Distinct drugs

Brand share

31.6%

Top prescribed drugs

Acyclovir388 claims

Dexamethasone188 claims

Lenalidomide153 claims

Lenalidomide97 claims

Pomalidomide83 claims

QUALITY · MIPS · 2024

Final MIPS score

85.8

Quality

68.3

Cost

72.4

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.45%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Gregory Monohan'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). 15 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Duncan Macivor Pathology · Lexington, KY	52	183
Amit Goldberg Hematology · Paducah, KY	33	247
BORAL, LEONARD	32	133
PETTIGREW, ANJANA	29	90
Charles Lutz Pathology · Lexington, KY	23	91
Michael Winkler Diagnostic Radiology · Augusta, GA	23	85
Zartash Gul Hematology-Oncology · Milwaukee, WI	22	156
NPI 1326057241	21	58
NPI 1295716603	18	221
Justin Montgomery Diagnostic Radiology · Lexington, KY	18	42
Rose Mulberry Nurse Practitioner · Edgewood, KY	18	82
Michael Brooks Diagnostic Radiology · Roanoke, VA	17	38

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