William FinkMD
Psychiatry & Neurology, Psychiatry
2027 Medicare Advantage
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Medicare Advantage plans for Boulder County, CO.
Use the name or plan ID on your member card, or choose your insurance company.
Directory results See what each insurance company reports
The 56 Medicare Advantage plans we show for Boulder County, CO in 2027
- 15 list William
- 41 not listed

UnitedHealthcare
11 plans list William.
AARP Medicare Advantage Essentials from UHC CO-2 (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 1707 Main St, Ste 404, Longmont, CO, 80501
This result applies to these offices. Other locations are not confirmed.
$0a monthAARP Medicare Advantage Extras from UHC CO-5 (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 1707 Main St, Ste 404, Longmont, CO, 80501
This result applies to these offices. Other locations are not confirmed.
$0a monthAARP Medicare Advantage from UHC CO-0011 (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 1707 Main St, Ste 404, Longmont, CO, 80501
This result applies to these offices. Other locations are not confirmed.
$0a monthAARP Medicare Advantage from UHC CO-21P (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 1707 Main St, Ste 404, Longmont, CO, 80501
This result applies to these offices. Other locations are not confirmed.
$0a month

HealthSpring
4 plans list William.
HealthSpring Preferred (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 1707 Main St, Ste 404, Longmont, CO, 80501
This result applies to these offices. Other locations are not confirmed.
$0a monthHealthSpring True Choice (PPO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 1707 Main St, Ste 404, Longmont, CO, 80501
This result applies to these offices. Other locations are not confirmed.
$0a monthHealthSpring TotalCare (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 1707 Main St, Ste 404, Longmont, CO, 80501
This result applies to these offices. Other locations are not confirmed.
$18.40a monthHealthSpring TotalCare Plus (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 1707 Main St, Ste 404, Longmont, CO, 80501
This result applies to these offices. Other locations are not confirmed.
$18.40a month

Aetna Medicare
Not listed on its 6 plans here. That isn't proof they're out of network.

Anthem Blue Cross and Blue Shield
Not listed on its 2 plans here. That isn't proof they're out of network.

Devoted
Not listed on its 11 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 6 plans here. That isn't proof they're out of network.

Perennial Advantage
Not listed on its 1 plan here. That isn't proof they're out of network.

Select Health
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.
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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
- 2007
- Registry record updated
- Jul 8, 2007
Medicare's clinician details aren't available on this page yet.
Questions
Common questions
Which 2027 Medicare Advantage plans list William Fink?
In Boulder County, CO, 15 Medicare Advantage plans for 2027 list William in provider data from Medicare.gov or the carrier, including AARP Medicare Advantage Essentials from UHC CO-2 (HMO-POS), AARP Medicare Advantage Extras from UHC CO-5 (HMO-POS) and AARP Medicare Advantage from UHC CO-0011 (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 William Fink take UnitedHealthcare Medicare Advantage plans?
Medicare.gov provider data lists William on 11 Medicare Advantage plans for 2027 in Boulder County, CO, including AARP Medicare Advantage Essentials from UHC CO-2 (HMO-POS) and AARP Medicare Advantage Extras from UHC CO-5 (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 William Fink take HealthSpring Medicare Advantage plans?
Medicare.gov provider data lists William on 4 Medicare Advantage plans for 2027 in Boulder County, CO, including HealthSpring Preferred (HMO) and HealthSpring True Choice (PPO). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Confirm with the office or HealthSpring before you enroll.
Does William Fink take Aetna Medicare Medicare Advantage plans?
The provider searches didn't return a listing for William on these 6 plans for 2027 in Boulder County, CO. Directories can lag, and a clinician can be in network at another office, so that isn't proof William is out of network. Ask the office or a Silverpath advisor to confirm.
Where does William Fink practice?
1707 Main St, Suite 404, Longmont, CO 80501.
How do I confirm William is in my plan's network?
Call the member services number on your plan card and give them the NPI 1093840902, 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 William Fink on 41 plans from Aetna Medicare, Anthem Blue Cross and Blue Shield, Devoted, Humana, Kaiser Permanente, Perennial Advantage and Select Health in Boulder County, CO. 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.