What is Mary Gamache's specialty?

Mary Gamache (NPI 1639176860) is a Medicare-billing provider whose primary specialty is Cardiology in Saint Louis, MO.

Where does Mary Gamache practice?

Mary Gamache practices in Saint Louis, MO, based on the location reported in the CMS Medicare provider datasets for NPI 1639176860.

How much does Medicare pay Mary Gamache?

Mary Gamache (NPI 1639176860) received approximately $63K in total Medicare Part B payments, serving 419 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1639176860

Mary GamacheM.D.

CardiologySaint Louis, MOI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

669

Unique beneficiaries

—

Total services

931

Distinct HCPCS

Medicare payment

$62K

Peer benchmark

Total Medicare services vs. 343 Cardiology providers in MO — bottom quintile (cohort median 2,194).

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 · 2024

Total received

$15

Payment records

By payment type

Food and Beverage$15

Top paying entities

Food and Beverage$15

REFERRAL NETWORK

Where Mary Gamache'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). 68 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
MERCY HOSPITALS EAST COMMUNITIES	441	1,499
Bruce Czarnik Cardiology · Saint Louis, MO	120	296
John Nash Cardiology · Saint Louis, MO	118	277
STICKLEY, LOUIS	116	266
Deryk Mcdowell Cardiology · Saint Louis, MO	112	329
Robert Ferrara Cardiology · Saint Louis, MO	107	320
STOKES, JAMES	82	189
ROSENTHAL, DEBRA	71	152
Anthony Sonn Cardiology · Saint Louis, MO	67	230
Toni Roth Diagnostic Radiology · Saint Louis, MO	59	122
CREPPS, LOUIS	57	133
Colleen Spieler Diagnostic Radiology · Saint Louis, MO	53	130

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