Provider profile

Timothy DavidsonMD

Internal Medicine, Pulmonary Disease

NPI 1124032511
401 W Poplar, Walla Walla, WA 99362509-522-5940

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Medicare Advantage plans for Walla Walla County, WA.

Checked Oct 24, 2026

Use the name or plan ID on your member card, or choose your insurance company.

Directory results See what each insurance company reports

The 25 Medicare Advantage plans we show for Walla Walla County, WA in 2027

  • 12 list Timothy
  • 13 not listed

Humana

5 plans list Timothy; not listed on 5 other plans.

5plans
  • Humana Total Complete (HMO)

    Source: Humana provider directory.

    Listed offices for this plan:

    • 301 W Poplar St, Ste 230, Walla Walla, WA, 99362
    • 401 W Poplar St, Walla Walla, WA, 99362

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

    HMODrug coverage4 starsH5619-133-000Medicare.gov
    $0a month
  • Humana Gold Plus H5619-061 (HMO)

    Source: Humana provider directory.

    Listed offices for this plan:

    • 301 W Poplar St, Ste 230, Walla Walla, WA, 99362
    • 401 W Poplar St, Walla Walla, WA, 99362

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

    HMODrug coverage4 starsH5619-061-000Medicare.gov
    $86a month
  • Humana Dual Select H5619-165 (HMO D-SNP)

    Source: Humana provider directory.

    Listed offices for this plan:

    • 301 W Poplar St, Ste 230, Walla Walla, WA, 99362
    • 401 W Poplar St, Walla Walla, WA, 99362

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

    HMOFor people with Medicare and MedicaidDrug coverage4 starsH5619-165-000Medicare.gov
    $0a month
  • Humana Dual Select H5619-166 (HMO D-SNP)

    Source: Humana provider directory.

    Listed offices for this plan:

    • 301 W Poplar St, Ste 230, Walla Walla, WA, 99362
    • 401 W Poplar St, Walla Walla, WA, 99362

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

    HMOFor people with Medicare and MedicaidDrug coverage4 starsH5619-166-000Medicare.gov
    $0a month

UnitedHealthcare

3 plans list Timothy; not listed on 6 other plans.

3plans
  • AARP Medicare Advantage from UHC WA-18 (PPO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 301 W Poplar St, Ste 230, Walla Walla, WA, 99362

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

    PPODrug coverage4.5 starsH2001-146-000Medicare.gov
    $10a month
  • AARP Medicare Advantage from UHC WA-0005 (HMO-POS)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 301 W Poplar St, Ste 230, Walla Walla, WA, 99362

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

    HMO-POSDrug coverage3.5 starsH3805-015-000Medicare.gov
    $55a month
  • UHC Complete Care Support WA-2A (HMO-POS C-SNP)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 301 W Poplar St, Ste 230, Walla Walla, WA, 99362

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

    HMO-POSFor people with certain chronic conditionsDrug coverage3.5 starsH3805-050-000Medicare.gov
    $0a month

Community Health Plan of WA Medicare Advantage

2 plans list Timothy.

2plans
  • Community Health Plan of WA Dual Complete (HMO D-SNP)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 400 NE Mother Joseph Pl, Vancouver, WA, 98664

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

    HMOFor people with Medicare and MedicaidDrug coverage3.5 starsH5826-014-000Medicare.gov
    $6.30a month
  • Community Health Plan of WA Dual Select (HMO D-SNP)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 400 NE Mother Joseph Pl, Vancouver, WA, 98664

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

    HMOFor people with Medicare and MedicaidDrug coverage3.5 starsH5826-017-000Medicare.gov
    $6.30a month

Wellcare

2 plans list Timothy.

2plans
  • Wellcare Coordinated Care Dual Access (HMO-POS D-SNP)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 401 W Poplar St, Walla Walla, WA, 99362

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

    HMO-POSFor people with Medicare and MedicaidDrug coverage2.5 starsH0029-008-000Medicare.gov
    $0a month
  • Wellcare Coordinated Care Dual Liberty Sync (HMO D-SNP)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 401 W Poplar St, Walla Walla, WA, 99362

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

    HMOFor people with Medicare and MedicaidDrug coverage2.5 starsH0029-007-000Medicare.gov
    $0a month

Molina Healthcare of Washington, Inc.

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 Timothy 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

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Practice location

401 W Poplar
Walla Walla, WA 99362

NPI Registry
NPI issued
2006
Registry record updated
May 10, 2021

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

Common questions

Which 2027 Medicare Advantage plans list Timothy Davidson?

In Walla Walla County, WA, 12 Medicare Advantage plans for 2027 list Timothy in provider data from Medicare.gov or the carrier, including Humana Total Complete (HMO), Humana Gold Plus H5619-061 (HMO) and Humana Dual Select H5619-165 (HMO D-SNP). 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 Timothy Davidson take Humana Medicare Advantage plans?

Humana's own provider directory lists Timothy on 5 Medicare Advantage plans for 2027 in Walla Walla County, WA, including Humana Total Complete (HMO) and Humana Gold Plus H5619-061 (HMO). 5 other plans did not return a listing in the search area. Confirm with the office or Humana before you enroll.

Does Timothy Davidson take UnitedHealthcare Medicare Advantage plans?

Medicare.gov provider data lists Timothy on 3 Medicare Advantage plans for 2027 in Walla Walla County, WA, including AARP Medicare Advantage from UHC WA-18 (PPO) and AARP Medicare Advantage from UHC WA-0005 (HMO-POS). 6 other plans did not return a listing in the search area. 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 Timothy Davidson take Community Health Plan of WA Medicare Advantage Medicare Advantage plans?

Medicare.gov provider data lists Timothy on 2 Medicare Advantage plans for 2027 in Walla Walla County, WA, including Community Health Plan of WA Dual Complete (HMO D-SNP) and Community Health Plan of WA Dual Select (HMO D-SNP). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Confirm with the office or Community Health Plan of WA Medicare Advantage before you enroll.

Where does Timothy Davidson practice?

401 W Poplar, Walla Walla, WA 99362.

How do I confirm Timothy is in my plan's network?

Call the member services number on your plan card and give them the NPI 1124032511, or ask a Silverpath advisor to check for you. It's free.

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For providers

Is this your practice?

What patients see here today:

  • Provider searches did not return a listing for Timothy Davidson on 2 plans from Molina Healthcare of Washington, Inc. in Walla Walla 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.

Sources. Name, specialty and locations: the CMS NPI Registry (record updated 2021-05-10). Plan networks: carrier provider directories and Medicare.gov provider data, checked Oct 24, 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 Timothy Davidson 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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