Liam GuentherMD
Psychiatry & Neurology, Psychiatry
2027 Medicare Advantage
Check your plan
Medicare Advantage plans for Baltimore County, MD.
Use the name or plan ID on your member card, or choose your insurance company.
Directory results See what each insurance company reports
Not listed on the plans we can check
Liam wasn't listed on the 28 2027 plans whose directories answered in Baltimore County, MD. Directories can lag behind, so that isn't proof Liam is out of network. Ask us to confirm.
The 28 Medicare Advantage plans we show for Baltimore County, MD in 2027
- 28 not listed
Alterwood Advantage
Not listed on its 5 plans here. That isn't proof they're out of network.
CareFirst BlueCross BlueShield Advantage DualPrime · CareFirst BlueCross BlueShield Medicare Advantage
Not listed on its 4 plans here. That isn't proof they're out of network.
HealthSpring
Not listed on its 4 plans here. That isn't proof they're out of network.
Humana
Not listed on its 2 plans here. That isn't proof they're out of network.
Johns Hopkins Advantage MD
Not listed on its 5 plans here. That isn't proof they're out of network.
Kaiser Permanente
Not listed on its 5 plans here. That isn't proof they're out of network.
KeyCare Advantage
Not listed on its 1 plan here. That isn't proof they're out of network.
UnitedHealthcare
Not listed on its 2 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.
Can't find your plan?Tell us the plan you have, and a licensed Silverpath advisor will check whether Liam takes it. Free.
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
- 2020
- Registry record updated
- Aug 27, 2025
Medicare's clinician details aren't available on this page yet.
Questions
Common questions
Is Liam Guenther in network with Medicare Advantage plans?
Liam wasn't listed on the 28 2027 plans whose directories answered in Baltimore County, MD. Directories can lag, and other plans haven't been confirmed, so ask the office or a Silverpath advisor.
Does Liam Guenther take Alterwood Advantage Medicare Advantage plans?
The provider searches didn't return a listing for Liam on these 5 plans for 2027 in Baltimore County, MD. Directories can lag, and a clinician can be in network at another office, so that isn't proof Liam is out of network. Ask the office or a Silverpath advisor to confirm.
Does Liam Guenther take CareFirst BlueCross BlueShield Advantage DualPrime Medicare Advantage plans?
The provider searches didn't return a listing for Liam on these 4 plans for 2027 in Baltimore County, MD. Directories can lag, and a clinician can be in network at another office, so that isn't proof Liam is out of network. Ask the office or a Silverpath advisor to confirm.
Does Liam Guenther take HealthSpring Medicare Advantage plans?
The provider searches didn't return a listing for Liam on these 4 plans for 2027 in Baltimore County, MD. Directories can lag, and a clinician can be in network at another office, so that isn't proof Liam is out of network. Ask the office or a Silverpath advisor to confirm.
Where does Liam Guenther practice?
55 Wade Ave, Catonsville, MD 21228.
How do I confirm Liam is in my plan's network?
Call the member services number on your plan card and give them the NPI 1265056360, or ask a Silverpath advisor to check for you. It's free.
For providers
Is this your practice?
Patients in Baltimore County, MD look up Liam Guenther by plan, and the directories we read don't list this practice yet. 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.