What is Irene Ryan's specialty?

Irene Ryan (NPI 1629273990) is a Medicare-billing provider whose primary specialty is Physician Assistant in Ann Arbor, MI.

Where does Irene Ryan practice?

Irene Ryan practices in Ann Arbor, MI, based on the location reported in the CMS Medicare provider datasets for NPI 1629273990.

How much does Medicare pay Irene Ryan?

Irene Ryan (NPI 1629273990) received approximately $10K in total Medicare Part B payments, serving 53 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1629273990

Irene RyanPA

PRACTICEUNIVERSITY OF MICHIGANSee all providers at this practice →

Physician AssistantAnn Arbor, MII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

150

Distinct HCPCS

Medicare payment

$10K

Peer benchmark

Total Medicare services vs. 4,490 Physician Assistant providers in MI — above median (cohort median 161).

PRESCRIBING · PART D · 2024

Total Rx claims

429

Beneficiaries

—

Total drug cost

$1.9M

Distinct drugs

Brand share

45.0%

Top prescribed drugs

Acyclovir125 claims

Posaconazole46 claims

Sulfamethoxazole/Trimethoprim37 claims

Venetoclax35 claims

Dasatinib24 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Irene Ryan'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). 2 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
REGENTS OF THE UNIVERSITY OF MICHIGAN	43	754
Patrick Burke Hematology · Ann Arbor, MI	25	438

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