What is Greta Corey's specialty?

Greta Corey (NPI 1780086389) is a Medicare-billing provider whose primary specialty is Physician Assistant in Saint Paul, MN.

Where does Greta Corey practice?

Greta Corey practices in Saint Paul, MN, based on the location reported in the CMS Medicare provider datasets for NPI 1780086389.

How much does Medicare pay Greta Corey?

Greta Corey (NPI 1780086389) received approximately $55K in total Medicare Part B payments, serving 347 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1780086389

Greta CoreyPA-C

Physician AssistantSaint Paul, MNI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

836

Unique beneficiaries

—

Total services

1,285

Distinct HCPCS

Medicare payment

$48K

Peer benchmark

Total Medicare services vs. 3,057 Physician Assistant providers in MN — top quintile (cohort median 253).

PRESCRIBING · PART D · 2024

Total Rx claims

691

Beneficiaries

—

Total drug cost

$218K

Distinct drugs

Brand share

9.1%

Top prescribed drugs

Ketoconazole173 claims

Triamcinolone Acetonide88 claims

Clobetasol Propionate63 claims

Hydrocortisone61 claims

Metronidazole52 claims

QUALITY · MIPS · 2024

Final MIPS score

85.6

Quality

72.5

Cost

77.1

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.45%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$22

Payment records

By payment type

Food and Beverage$22

Top paying entities

Food and Beverage$22

REFERRAL NETWORK

Where Greta Corey'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). 16 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
William Morice Pathology · Rochester, MN	334	1,064
Carilyn Wieland Dermatology · Rochester, MN	47	63
Margot Peters Dermatology · Rochester, MN	35	42
Peter Brady Cardiology · Chicago, IL	30	32
Michael Osborn Cardiology · Rochester, MN	29	30
Timothy Larson Nephrology · Rochester, MN	27	94
Nneka Comfere Dermatology · Rochester, MN	23	27
Ronald Kuzo Diagnostic Radiology · Rochester, MN	22	28
MORTON, MARILYN	20	24
Titus Evans Cardiology · Rochester, MN	16	17
David Levin Diagnostic Radiology · Stanford, CA	13	16
Alina Bridges Dermatology · Rochester, MN	13	15

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