PROVIDER PROFILE · NPI 1871501874

Mary HammackMD

PRACTICEARASH TIRANDAZ MD PASee all providers at this practice →

Internal MedicinePlano, TXI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

5,851

Unique beneficiaries

—

Total services

12,855

Distinct HCPCS

Medicare payment

$439K

Peer benchmark

Total Medicare services vs. 6,183 Internal Medicine providers in TX — top quintile (cohort median 673).

PRESCRIBING · PART D · 2024

Total Rx claims

7,677

Beneficiaries

—

Total drug cost

$581K

Distinct drugs

129

Brand share

20.3%

Top prescribed drugs

Levothyroxine Sodium573 claims

Atorvastatin Calcium475 claims

Escitalopram Oxalate250 claims

Amlodipine Besylate223 claims

Losartan Potassium211 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$360

Payment records

By payment type

Food and Beverage$360

REFERRAL NETWORK

Where Mary Hammack'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). 5 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Btdi Jv Llp Independent Diagnostic Testing Facility (IDTF) · Plano, TX	47	107
Laboratory Corporation Of America Clinical Laboratory · Dallas, TX	41	223
TEXAS HEALTH PRESBYTERIAN HOSPITAL DALLAS	36	125
Mark Peterman Interventional Cardiology · Plano, TX	13	37
Clinical Pathology Laboratories, Inc. Clinical Laboratory · Austin, TX	12	32

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