What is Grant Gwinup's specialty?

Grant Gwinup (NPI 1669463964) is a Medicare-billing provider whose primary specialty is Emergency Medicine in Placerville, CA.

Where does Grant Gwinup practice?

Grant Gwinup practices in Placerville, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1669463964.

How much does Medicare pay Grant Gwinup?

Grant Gwinup (NPI 1669463964) received approximately $14K in total Medicare Part B payments, serving 109 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1669463964

Grant GwinupMD

Emergency MedicinePlacerville, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

129

Unique beneficiaries

—

Total services

316

Distinct HCPCS

Medicare payment

$12K

Peer benchmark

Total Medicare services vs. 5,287 Emergency Medicine providers in CA — above median (cohort median 355).

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.

REFERRAL NETWORK

Where Grant Gwinup'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). 42 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Stanley Henjum Cardiology · Placerville, CA	118	296
Scott Vasconcellos Cardiology · Placerville, CA	102	220
Alexander Guo Diagnostic Radiology · Placerville, CA	97	214
LODI MEMORIAL HOSPITAL ASSOCIATION INC	71	217
Bradley Barnhill Internal Medicine · Placerville, CA	56	133
Mukesh Mungalpara Internal Medicine · Placerville, CA	56	123
BAJWA, RANJIT	55	112
Cesar Ang Internal Medicine · Placerville, CA	54	228
Prakash Dobaria Internal Medicine · Placerville, CA	48	108
Ketan Ajudia Hospitalist · Placerville, CA	47	97
Amrit Singh Internal Medicine · Placerville, CA	44	96
Howard Rosen Hospitalist · Placerville, CA	42	106

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