What is Lydia Chwastiak's specialty?

Lydia Chwastiak (NPI 1972592731) is a Medicare-billing provider whose primary specialty is Psychiatry in Seattle, WA.

Where does Lydia Chwastiak practice?

Lydia Chwastiak practices in Seattle, WA, based on the location reported in the CMS Medicare provider datasets for NPI 1972592731.

How much does Medicare pay Lydia Chwastiak?

Lydia Chwastiak (NPI 1972592731) received approximately $1K in total Medicare Part B payments, serving 13 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1972592731

Lydia ChwastiakMD

PRACTICEGOODNIGHT ANESTHESIASee all providers at this practice →

PsychiatrySeattle, WAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$1K

Peer benchmark

Total Medicare services vs. 328 Psychiatry providers in WA — bottom quintile (cohort median 181).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$76

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Gabapentin11 claims

QUALITY · MIPS · 2024

Final MIPS score

93.8

Quality

74.6

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.79%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Lydia Chwastiak'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
HARBORVIEW MEDICAL CENTER	50	343
Carolyn Brenner Psychiatry · Seattle, WA	11	20

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