What is Nancy Mcgreal's specialty?

Nancy Mcgreal (NPI 1457578023) is a Medicare-billing provider whose primary specialty is Gastroenterology in Durham, NC.

Where does Nancy Mcgreal practice?

Nancy Mcgreal practices in Durham, NC, based on the location reported in the CMS Medicare provider datasets for NPI 1457578023.

How much does Medicare pay Nancy Mcgreal?

Nancy Mcgreal (NPI 1457578023) received approximately $23K in total Medicare Part B payments, serving 154 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1457578023

Nancy McgrealM.D.

GastroenterologyDurham, NCI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

183

Unique beneficiaries

—

Total services

192

Distinct HCPCS

Medicare payment

$18K

Peer benchmark

Total Medicare services vs. 491 Gastroenterology providers in NC — bottom quintile (cohort median 652).

PRESCRIBING · PART D · 2024

Total Rx claims

206

Beneficiaries

—

Total drug cost

$123K

Distinct drugs

Brand share

38.3%

Top prescribed drugs

Peg3350/Sod Sulf,bicarb,cl/Kcl52 claims

Lansoprazole31 claims

Mesalamine27 claims

Sulfasalazine22 claims

Adalimumab14 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$6K

Payment records

By payment type

Consulting Fee$6K

Food and Beverage$202

Top paying entities

Consulting Fee$6K

Food and Beverage$202

REFERRAL NETWORK

Where Nancy Mcgreal'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). 3 inbound referrers · 6 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Shannon Mccall Pathology · Durham, NC	14	30
OLSON, RONALD	12	24
Brian Ohlendorf Anesthesiology · Durham, NC	11	21

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
DUKE UNIVERSITY HEALTH SYSTEM, INC.	94	365
Kerri Wahl Anesthesiology · Durham, NC	42	92
Ronald Mook Certified Registered Nurse Anesthetist (CRNA) · Apex, NC	15	27
Diana Cardona Pathology · Durham, NC	14	28
Janel Lisa Solanki Certified Registered Nurse Anesthetist (CRNA) · Durham, NC	13	24
Rex Bentley Pathology · Durham, NC	12	24

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