Provider profile

William LeflerMD

Internal Medicine, Nephrology

2 locationsNPI 1023235058
746 N College Rd Ste A, Twin Falls, ID 83301208-814-7230

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Medicare Advantage plans for Twin Falls County, ID and Larimer 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

Listed on 14 plans so far

Some of UnitedHealthcare, Blue Cross of Idaho, PacificSource Medicare, Molina Healthcare of Utah & Idaho, Aetna Medicare, Anthem Blue Cross and Blue Shield, Devoted, HealthSpring, Humana, Kaiser Permanente, Select Health and St. Luke's Health Plan's 2027 plans in Twin Falls County, ID and Larimer County, CO haven't been checked yet.

The 59 Medicare Advantage plans we show for Twin Falls County, ID and Larimer County, CO in 2027

  • 14 list William
  • 45 not checked yet

UnitedHealthcare

8 plans list William.

8plans
  • AARP Medicare Advantage from UHC ID-0009 (HMO-POS)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 746 N College Rd, Ste A, Twin Falls, ID, 83301

    This result applies to these offices. Other locations are not confirmed.

    HMO-POSDrug coverage4 starsH4604-022-000Medicare.gov
    $0a month
  • AARP Medicare Advantage Patriot No Rx ID-MA01 (HMO-POS)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 746 N College Rd, Ste A, Twin Falls, ID, 83301

    This result applies to these offices. Other locations are not confirmed.

    HMO-POSNo drug coverage4 starsH4604-019-000Medicare.gov
    $0a month
  • AARP Medicare Advantage from UHC ID-0007 (HMO-POS)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 746 N College Rd, Ste A, Twin Falls, ID, 83301

    This result applies to these offices. Other locations are not confirmed.

    HMO-POSDrug coverage4 starsH4604-014-000Medicare.gov
    $77a month
  • UHC Complete Care ID-13 (HMO-POS C-SNP)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 746 N College Rd, Ste A, Twin Falls, ID, 83301

    This result applies to these offices. Other locations are not confirmed.

    HMO-POSFor people with certain chronic conditionsDrug coverage4 starsH4604-025-000Medicare.gov
    $0a month

8 more UnitedHealthcare plans haven't been checked yet.

Blue Cross of Idaho

3 plans list William.

3plans
  • Secure Blue Courage (PPO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 746 N College Rd, Ste A, Twin Falls, ID, 83301

    This result applies to these offices. Other locations are not confirmed.

    PPONo drug coverageH1302-004-000Medicare.gov
    $0a month
  • True Blue Valor (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 746 N College Rd, Ste A, Twin Falls, ID, 83301

    This result applies to these offices. Other locations are not confirmed.

    HMONo drug coverage3 starsH1350-006-000Medicare.gov
    $0a month
  • True Blue Rx 34 (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 746 N College Rd, Ste A, Twin Falls, ID, 83301

    This result applies to these offices. Other locations are not confirmed.

    HMODrug coverage3 starsH1350-034-000Medicare.gov
    $69a month

PacificSource Medicare

2 plans list William.

2plans
  • PacificSource Medicare Idaho Basic (HMO-POS)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 746 N College Rd, Ste A, Twin Falls, ID, 83301

    This result applies to these offices. Other locations are not confirmed.

    HMO-POSNo drug coverage3 starsH3864-050-000Medicare.gov
    $0a month
  • PacificSource Medicare River Select Rx (HMO-POS)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 746 N College Rd, Ste A, Twin Falls, ID, 83301

    This result applies to these offices. Other locations are not confirmed.

    HMO-POSDrug coverage3 starsH3864-049-000Medicare.gov
    $84a month

Molina Healthcare of Utah & Idaho

1 plan lists William.

1plan
  • Molina Medicare Complete Care (HMO D-SNP)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 746 N College Rd, Ste A, Twin Falls, ID, 83301

    This result applies to these offices. Other locations are not confirmed.

    HMOFor people with Medicare and MedicaidDrug coverage3 starsH5628-013-002Medicare.gov
    $45.50a month

Aetna Medicare

Not checked yet.

Anthem Blue Cross and Blue Shield

Not checked yet.

Devoted

Not checked yet.

HealthSpring

Not checked yet.

Humana

Not checked yet.

Kaiser Permanente

Not checked yet.

Select Health

Not checked yet.

St. Luke's Health Plan

Medicare.gov doesn't have provider data for these plans yet. We'll check again.

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 William takes it. Free.

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

Compare Supplement plans

2 practice locations

746 N College Rd Ste A
Twin Falls, ID 83301

NPI Registry

1600 Specht Point Rd Ste 127
Fort Collins, CO 80525

NPI Registry
NPI issued
2007
Registry record updated
Dec 1, 2022

Medicare's clinician details aren't available on this page yet.

Common questions

Which 2027 Medicare Advantage plans list William Lefler?

In Twin Falls County, ID and Larimer County, CO, 14 Medicare Advantage plans for 2027 list William in provider data from Medicare.gov or the carrier, including AARP Medicare Advantage from UHC ID-0009 (HMO-POS), AARP Medicare Advantage Patriot No Rx ID-MA01 (HMO-POS) and AARP Medicare Advantage from UHC ID-0007 (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.

Where does William Lefler practice?

2 locations, including 746 N College Rd Ste A, Twin Falls, ID. All of them are listed on this page.

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 1023235058, or ask a Silverpath advisor to check for you. It's free.

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Talk to a licensed advisor

A Silverpath advisor can confirm William's networks with the carrier and help you compare plans that include them.

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Is this your practice?

Patients can use Silverpath to find practices and check plan networks in Twin Falls County, ID and Larimer County, CO. 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.

Sources. Name, specialty and locations: the CMS NPI Registry (record updated 2022-12-01). Plan networks: carrier provider directories and Medicare.gov provider data, checked Oct 14, 2026. CMS matches apply to the covered offices shown with each plan. Plans: CMS 2027 Medicare Advantage landscape.

Networks change during the year, and a directory can be out of date. Confirm with the provider's office and the plan before you enroll or schedule care.

Silverpath is a licensed insurance agency. This page isn't affiliated with or endorsed by William Lefler or their practice. Not connected with or endorsed by the U.S. government or the federal Medicare program.

We do not offer every plan available in your area. Please contact Medicare.gov or 1-800-MEDICARE to get information on all of your options.

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