PROVIDER PROFILE · NPI 1508853417

Gary TreyM.D.

PRACTICEHOLTZMAN MEDICAL GROUP, LLCSee all providers at this practice →

GastroenterologyBrookline, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

494

Unique beneficiaries

—

Total services

562

Distinct HCPCS

Medicare payment

$48K

Peer benchmark

Total Medicare services vs. 483 Gastroenterology providers in MA — below median (cohort median 638).

PRESCRIBING · PART D · 2024

Total Rx claims

3,423

Beneficiaries

—

Total drug cost

$747K

Distinct drugs

Brand share

24.2%

Top prescribed drugs

Atorvastatin Calcium263 claims

Amlodipine Besylate159 claims

Rosuvastatin Calcium156 claims

Omeprazole146 claims

Lisinopril119 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$1K

Payment records

By payment type

Food and Beverage$1K

Education$51

REFERRAL NETWORK

Where Gary Trey'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). 23 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
CAMBRIDGE PUBLIC HEALTH COMMISSION	43	381
Paul Spirn Diagnostic Radiology · Boston, MA	30	57
Ronald Eisenberg Diagnostic Radiology · Boston, MA	27	51
KANE, ROBERT	24	57
Quest Diagnostics Massachusetts Llc Clinical Laboratory · Marlborough, MA	24	78
BETH ISRAEL DEACONESS HOSPITAL-NEEDHAM, INC.	21	72
BUDMAN, SVETLANA	21	83
Sejal Shah Diagnostic Radiology · Dallas, TX	20	36
Elisa Flower Diagnostic Radiology · Boston, MA	19	39
Alexander Bankier Diagnostic Radiology · Worcester, MA	19	40
BETH ISRAEL DEACONESS HOSPITAL MILTON INC	18	80
Andrew Bennett Diagnostic Radiology · Worcester, MA	17	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