What is Gregory Underwood's specialty?

Gregory Underwood (NPI 1871513986) is a Medicare-billing provider whose primary specialty is Internal Medicine in Charlotte, NC.

Where does Gregory Underwood practice?

Gregory Underwood practices in Charlotte, NC, based on the location reported in the CMS Medicare provider datasets for NPI 1871513986.

How much does Medicare pay Gregory Underwood?

Medicare Part B utilization, prescribing (Part D), MIPS quality scores, and industry payments for Gregory Underwood (NPI 1871513986) are detailed on this CareTrace profile.

PROVIDER PROFILE · NPI 1871513986

Gregory Underwood

PRACTICECHARLOTTE MEDICAL CLINIC INCSee all providers at this practice →

Internal MedicineCharlotte, NCI

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$5K

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Acyclovir17 claims

Famotidine12 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Gregory Underwood'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). 28 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
CAROLINAS MEDICAL CENTER	196	1,166
Mecklenburg Emergency Medical Services Agency Ambulance Service Provider · Charlotte, NC	75	614
WELCH, CAROL	62	227
CAROLINAS MEDICAL CENTER	30	68
Michael Friedland Internal Medicine · Charlotte, NC	25	94
Albert Hudson Internal Medicine · Charlotte, NC	23	115
Chandana Ganguli Internal Medicine · Charlotte, NC	23	127
LITTMANN, LASZLO	23	116
Erika Bono Internal Medicine · Charlotte, NC	20	269
Peter Justis Internal Medicine · Charlotte, NC	19	112
Richard Musialowski Cardiology · Charlotte, NC	17	66
Gary Defilipp Diagnostic Radiology · Charlotte, NC	16	70

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