Provider profile

Tammy CayouCPNP

Nurse Practitioner, Pediatrics

2 locationsNPI 1124127253
19450 Deerfield Avenue, Suite 200, Leesburg, VA 20176703-723-7337

Check your plan

Medicare Advantage plans for Loudoun County, VA and Summit 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 10 plans so far

Some of Humana, Aetna Medicare, Anthem Blue Cross and Blue Shield, Devoted, Johns Hopkins Advantage MD, Kaiser Permanente, Sentara Medicare and UnitedHealthcare's 2027 plans in Loudoun County, VA and Summit County, CO haven't been checked yet.

The 65 Medicare Advantage plans we show for Loudoun County, VA and Summit County, CO in 2027

  • 10 list Tammy
  • 37 not listed
  • 18 not checked yet

Humana

10 plans list Tammy; not listed on 8 other plans.

10plans
  • Humana Direct Choice Giveback (PPO)

    Source: Humana provider directory.

    Listed offices for this plan:

    • 360 Peak One Dr, Ste 100, Frisco, CO, 80443

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

    PPODrug coverage4 starsH5216-406-000Medicare.gov
    $0a month
  • Humana USAA Honor Giveback (Regional PPO)

    Source: Humana provider directory.

    Listed offices for this plan:

    • 360 Peak One Dr, Ste 100, Frisco, CO, 80443

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

    PPONo drug coverage3.5 starsR0110-006-000Medicare.gov
    $0a month
  • HumanaChoice H5216-152 (PPO)

    Source: Humana provider directory.

    Listed offices for this plan:

    • 360 Peak One Dr, Ste 100, Frisco, CO, 80443

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

    PPONo drug coverage4 starsH5216-152-000Medicare.gov
    $0a month
  • HumanaChoice H5216-363 (PPO)

    Source: Humana provider directory.

    Listed offices for this plan:

    • 360 Peak One Dr, Ste 100, Frisco, CO, 80443

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

    PPODrug coverage4 starsH5216-363-000Medicare.gov
    $0a month

5 more Humana plans haven't been checked yet.

Aetna Medicare

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

Anthem Blue Cross and Blue Shield · Anthem HealthKeepers

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

Devoted

Not checked yet.

Johns Hopkins Advantage MD

Not listed on its 1 plan 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.

Sentara Medicare

Not listed on its 2 plans here. That isn't proof they're out of network.

UnitedHealthcare

Not checked yet.

2 more UnitedHealthcare plans haven't been checked yet.

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 Tammy 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

19450 Deerfield Avenue, Suite 200
Leesburg, VA 20176

NPI Registry

360 Peak One Dr Ste 100
Frisco, CO 80443

NPI Registry
NPI issued
2006
Registry record updated
Sep 27, 2023

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

Common questions

Which 2027 Medicare Advantage plans list Tammy Cayou?

In Loudoun County, VA and Summit County, CO, 10 Medicare Advantage plans for 2027 list Tammy in the carrier's own provider directory, including Humana Direct Choice Giveback (PPO), Humana USAA Honor Giveback (Regional PPO) and HumanaChoice H5216-152 (PPO). Networks can change during the year, so confirm with the office or the plan before you enroll.

Where does Tammy Cayou practice?

2 locations, including 19450 Deerfield Avenue, Leesburg, VA. All of them are listed on this page.

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

Call the member services number on your plan card and give them the NPI 1124127253, or ask a Silverpath advisor to check for you. It's free.

Free · No obligation

Talk to a licensed advisor

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

Free. No obligation. We never sell your information.

For providers

Is this your practice?

Patients can use Silverpath to find practices and check plan networks in Loudoun County, VA and Summit 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 2023-09-27). 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 Tammy Cayou 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.

Are you Tammy Cayou? Talk to us about this page, or request a correction or removal.

Does Tammy take my plan?