Lydia ChwastiakMD
Psychiatry & Neurology, Psychiatry
2027 Medicare Advantage
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Medicare Advantage plans for King County, WA.
Use the name or plan ID on your member card, or choose your insurance company.
Directory results See what each insurance company reports
The 55 Medicare Advantage plans we show for King County, WA in 2027
- 17 list Lydia
- 38 not listed
UnitedHealthcare
15 plans list Lydia.
AARP Medicare Advantage from UHC WA-6 (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 325 9th Ave, Fl 5, Seattle, WA, 98104
This result applies to these offices. Other locations are not confirmed.
$0a monthAARP Medicare Advantage from UHC WA-7 (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 325 9th Ave, Fl 5, Seattle, WA, 98104
This result applies to these offices. Other locations are not confirmed.
$0a monthAARP Medicare Advantage Patriot No Rx WA-MA02 (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 325 9th Ave, Fl 5, Seattle, WA, 98104
This result applies to these offices. Other locations are not confirmed.
$0a monthAARP Medicare Advantage Patriot No RX WA-MA3 (PPO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 325 9th Ave, Fl 5, Seattle, WA, 98104
This result applies to these offices. Other locations are not confirmed.
$0a month
Molina Healthcare of Washington, Inc.
2 plans list Lydia.
Molina Medicare Complete Care (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 325 9th Ave, Seattle, WA, 98104
This result applies to these offices. Other locations are not confirmed.
$6.30a monthMolina Medicare Elect (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 325 9th Ave, Seattle, WA, 98104
This result applies to these offices. Other locations are not confirmed.
$8.10a month
Aetna Medicare
Not listed on its 6 plans here. That isn't proof they're out of network.
Community Health Plan of WA Medicare Advantage
Not listed on its 2 plans here. That isn't proof they're out of network.
Devoted
Not listed on its 6 plans here. That isn't proof they're out of network.
Humana
Not listed on its 13 plans here. That isn't proof they're out of network.
Kaiser Permanente
Not listed on its 4 plans here. That isn't proof they're out of network.
Regence BlueShield
Not listed on its 2 plans here. That isn't proof they're out of network.
Wellcare
Not listed on its 2 plans here. That isn't proof they're out of network.
Wellpoint
Not listed on its 3 plans here. That isn't proof they're out of network.
Premiums are each plan's own monthly premium, as filed with Medicare. You keep paying your Medicare Part B premium.
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Original Medicare
Original Medicare status
Most Medicare Supplement (Medigap) policies have no provider network: they help pay Original Medicare's cost sharing where Medicare is accepted. Medicare SELECT policies can require network providers for full benefits. Ask the office whether they accept Medicare.
Medicare enrollment and assignment have not been verified here. Advantage directory results do not answer this question.
No opt-out record in this CMS file. CMS's file covers data through 2026-08-31. This does not establish Medicare enrollment, assignment, or whether the office accepts new Medicare patients.
CMS opt-out source · Data through 2026-08-31 · Reviewed Oct 25, 2026
Where they practice
Practice location
- NPI issued
- 2005
- Registry record updated
- Apr 20, 2012
Medicare's clinician details aren't available on this page yet.
Questions
Common questions
Which 2027 Medicare Advantage plans list Lydia Chwastiak?
In King County, WA, 17 Medicare Advantage plans for 2027 list Lydia in provider data from Medicare.gov or the carrier, including AARP Medicare Advantage from UHC WA-6 (HMO-POS), AARP Medicare Advantage from UHC WA-7 (HMO-POS) and AARP Medicare Advantage Patriot No Rx WA-MA02 (HMO-POS). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Networks can change during the year, so confirm with the office or the plan before you enroll.
Does Lydia Chwastiak take UnitedHealthcare Medicare Advantage plans?
Medicare.gov provider data lists Lydia on 15 Medicare Advantage plans for 2027 in King County, WA, including AARP Medicare Advantage from UHC WA-6 (HMO-POS) and AARP Medicare Advantage from UHC WA-7 (HMO-POS). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Confirm with the office or UnitedHealthcare before you enroll.
Does Lydia Chwastiak take Molina Healthcare of Washington, Inc. Medicare Advantage plans?
Medicare.gov provider data lists Lydia on 2 Medicare Advantage plans for 2027 in King County, WA, including Molina Medicare Complete Care (HMO D-SNP) and Molina Medicare Elect (HMO D-SNP). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Confirm with the office or Molina Healthcare of Washington, Inc. before you enroll.
Does Lydia Chwastiak take Aetna Medicare Medicare Advantage plans?
The provider searches didn't return a listing for Lydia on these 6 plans for 2027 in King County, WA. Directories can lag, and a clinician can be in network at another office, so that isn't proof Lydia is out of network. Ask the office or a Silverpath advisor to confirm.
Where does Lydia Chwastiak practice?
1959 NE Pacific St, Seattle, WA 98195.
How do I confirm Lydia is in my plan's network?
Call the member services number on your plan card and give them the NPI 1972592731, or ask a Silverpath advisor to check for you. It's free.
For providers
Is this your practice?
What patients see here today:
- Provider searches did not return a listing for Lydia Chwastiak on 38 plans from Aetna Medicare, Community Health Plan of WA Medicare Advantage, Devoted, Humana, Kaiser Permanente, Regence BlueShield, Wellcare and Wellpoint in King County, WA. Other offices are not confirmed; this isn't proof the practice is out of network.
Tell us which plans you take, or want to take, and we'll keep this page accurate and talk with you about reaching more Medicare patients and carriers.