PROVIDER PROFILE · NPI 1518960566

John IrwinM.D.

Obstetrics & GynecologyHouston, TXI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

707

Unique beneficiaries

—

Total services

717

Distinct HCPCS

Medicare payment

$34K

Peer benchmark

Total Medicare services vs. 1,532 Obstetrics & Gynecology providers in TX — top quintile (cohort median 92).

PRESCRIBING · PART D · 2024

Total Rx claims

1,712

Beneficiaries

—

Total drug cost

$74K

Distinct drugs

Brand share

26.5%

Top prescribed drugs

Estradiol671 claims

Medroxyprogesterone Acetate92 claims

Progesterone, Micronized69 claims

Zolpidem Tartrate65 claims

Norethindrone Ac/Eth Estradiol60 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$151

Payment records

By payment type

Food and Beverage$151

REFERRAL NETWORK

Where John Irwin'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
BIO REFERENCE LABORATORIES, INC.	175	398
Bioreference Health, Llc Clinical Laboratory · Elmwood Park, NJ	37	71
BIO REFERENCE LABORATORIES, INC	33	71
CHCA WOMANS HOSPITAL LP	21	31
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Houston, TX	17	45

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