What is William Irvin's specialty?

William Irvin (NPI 1942392931) is a Medicare-billing provider whose primary specialty is Psychiatry in Saint Louis, MO.

Where does William Irvin practice?

William Irvin practices in Saint Louis, MO, based on the location reported in the CMS Medicare provider datasets for NPI 1942392931.

How much does Medicare pay William Irvin?

William Irvin (NPI 1942392931) received approximately $33K in total Medicare Part B payments, serving 62 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1942392931

William IrvinMD

PsychiatrySaint Louis, MOI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

349

Distinct HCPCS

Medicare payment

$24K

Peer benchmark

Total Medicare services vs. 396 Psychiatry providers in MO — top quintile (cohort median 189).

PRESCRIBING · PART D · 2024

Total Rx claims

1,679

Beneficiaries

—

Total drug cost

$32K

Distinct drugs

Brand share

16.1%

Top prescribed drugs

Duloxetine Hcl132 claims

Alprazolam118 claims

Lamotrigine100 claims

Quetiapine Fumarate97 claims

Bupropion Hcl91 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$28

Payment records

By payment type

Food and Beverage$28

Top paying entities

Food and Beverage$28

REFERRAL NETWORK

Where William Irvin'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). 7 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Vadim Baram Psychiatry · Saint Louis, MO	35	89
Adam Sky Psychiatry · Saint Louis, MO	20	50
GATEWAY AMBULANCE SERVICE LLC	17	20
Milton Sallis Emergency Medicine · Chesterfield, MO	13	18
Christopher Labonte Internal Medicine · Town And Country, MO	11	32
MCDOWELL, BARBARA	11	11
Saad Alkaade Internal Medicine · Saint Louis, MO	11	15

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