What is Alyssa Greenleaf's specialty?

Alyssa Greenleaf (NPI 1861896524) is a Medicare-billing provider whose primary specialty is Physician Assistant in Southington, CT.

Where does Alyssa Greenleaf practice?

Alyssa Greenleaf practices in Southington, CT, based on the location reported in the CMS Medicare provider datasets for NPI 1861896524.

How much does Medicare pay Alyssa Greenleaf?

Alyssa Greenleaf (NPI 1861896524) received approximately $25K in total Medicare Part B payments, serving 147 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1861896524

Alyssa GreenleafPA-C

Physician AssistantSouthington, CTI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

309

Unique beneficiaries

—

Total services

452

Distinct HCPCS

Medicare payment

$24K

Peer benchmark

Total Medicare services vs. 2,222 Physician Assistant providers in CT — top quintile (cohort median 156).

PRESCRIBING · PART D · 2024

Total Rx claims

4,700

Beneficiaries

—

Total drug cost

$2.9M

Distinct drugs

Brand share

76.7%

Top prescribed drugs

Semaglutide319 claims

Levothyroxine Sodium294 claims

Tirzepatide258 claims

Insulin Glargine,hum.Rec.Anlog239 claims

Empagliflozin239 claims

QUALITY · MIPS · 2024

Final MIPS score

94.0

Quality

83.7

Cost

66.8

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.80%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$10K

Payment records

By payment type

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$7K

Food and Beverage$2K

Travel and Lodging$176

Top paying entities

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$7K

Food and Beverage$2K

Travel and Lodging$176

REFERRAL NETWORK

Where Alyssa Greenleaf'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
BAYSTATE MEDICAL CENTER INC	125	379
BRODER, MARTIN	40	152
Lisa Jenike Nurse Practitioner · Springfield, MA	39	139
Rhett Krause Diagnostic Radiology · Springfield, MA	25	85
William Hiser Cardiology · Springfield, MA	22	49
Christopher Moore Diagnostic Radiology · Springfield, MA	21	48
Katarzyna Lameka Diagnostic Radiology · New York, NY	20	60
Amy Oliveira Diagnostic Radiology · Cambridge, MA	20	46
Marshal Fox Clinical Cardiac Electrophysiology · Springfield, MA	20	48
Michael Swirsky Diagnostic Radiology · Springfield, MA	19	44
Michael Habeeb Diagnostic Radiology · Richmond, VA	18	42
Alena Kreychman Diagnostic Radiology · Farmington, CT	18	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