Provider profile

Tammy DevincentisFNP

Nurse Practitioner, Psych/Mental Health

3 locationsNPI 1609022359
4850 Union Ave, San Jose, CA 95124800-913-2615

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Medicare Advantage plans for Santa Clara County, CA.

Checked Oct 13, 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 34 Medicare Advantage plans we show for Santa Clara County, CA in 2027

  • 15 list Tammy
  • 19 not listed

Alignment Health Plan

13 plans list Tammy.

13plans
  • Alignment Health My Choice 050 (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 4850 Union Ave, San Jose, CA, 95124
    • 2542 S Bascom Ave, Ste 100, Campbell, CA, 95008
    • 482 W San Carlos St, San Jose, CA, 95110
    • 1575 Old Bayshore Hwy, Ste 201, Burlingame, CA, 94010
    • 35 E 10th St, Ste A, Tracy, CA, 95376
    • 6522 Telegraph Ave, Oakland, CA, 94609
    • 2235 Douglas Blvd, Ste 500, Roseville, CA, 95661
    • 777 Minnewawa Ave, Ste 32, Clovis, CA, 93612

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

    HMODrug coverage3.5 starsH3815-050-000Medicare.gov
    $0a month
  • Alignment Health Smart 040 (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 4850 Union Ave, San Jose, CA, 95124
    • 2542 S Bascom Ave, Ste 100, Campbell, CA, 95008
    • 482 W San Carlos St, San Jose, CA, 95110
    • 1575 Old Bayshore Hwy, Ste 201, Burlingame, CA, 94010
    • 35 E 10th St, Ste A, Tracy, CA, 95376
    • 6522 Telegraph Ave, Oakland, CA, 94609

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

    HMODrug coverage3.5 starsH3815-040-000Medicare.gov
    $0a month
  • Central Health Harmony 031 (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 4850 Union Ave, San Jose, CA, 95124
    • 2542 S Bascom Ave, Ste 100, Campbell, CA, 95008
    • 482 W San Carlos St, San Jose, CA, 95110
    • 1575 Old Bayshore Hwy, Ste 201, Burlingame, CA, 94010
    • 6522 Telegraph Ave, Oakland, CA, 94609

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

    HMODrug coverage3.5 starsH3815-031-000Medicare.gov
    $0a month
  • Alignment Health Honor Plus 060 (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 4850 Union Ave, San Jose, CA, 95124
    • 2542 S Bascom Ave, Ste 100, Campbell, CA, 95008
    • 482 W San Carlos St, San Jose, CA, 95110
    • 1575 Old Bayshore Hwy, Ste 201, Burlingame, CA, 94010
    • 35 E 10th St, Ste A, Tracy, CA, 95376
    • 6522 Telegraph Ave, Oakland, CA, 94609
    • 2235 Douglas Blvd, Ste 500, Roseville, CA, 95661
    • 777 Minnewawa Ave, Ste 32, Clovis, CA, 93612

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

    HMODrug coverage3.5 starsH3815-060-000Medicare.gov
    $7.30a month

Anthem Blue Cross

1 plan lists Tammy.

1plan
  • Anthem Full Dual Advantage Aligned (HMO D-SNP)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 4850 Union Ave, San Jose, CA, 95124
    • 751 S Bascom Ave, San Jose, CA, 95128
    • 482 W San Carlos St, San Jose, CA, 95110
    • 1575 Bayshore Hwy, Burlingame, CA, 94010
    • 35 E 10th St, Tracy, CA, 95376
    • 2235 Douglas Blvd, Roseville, CA, 95661
    • 777 Minnewawa Ave, Clovis, CA, 93612

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

    HMOFor people with Medicare and MedicaidDrug coverage3 starsH4471-010-002Medicare.gov
    $0a month

Santa Clara Family Health Plan

1 plan lists Tammy.

1plan
  • DualConnect (HMO D-SNP)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 751 S Bascom Ave, San Jose, CA, 95128

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

    HMOFor people with Medicare and MedicaidDrug coverage3 starsH4045-001-000Medicare.gov
    $7.30a month

Aetna Medicare

Not listed on its 3 plans here. That isn't proof they're out of network.

Astiva Health

Not listed on its 3 plans here. That isn't proof they're out of network.

Blue Shield of California

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

Imperial Health Plan of California, Inc.

Not listed on its 4 plans here. That isn't proof they're out of network.

Kaiser Permanente

Not listed on its 3 plans here. That isn't proof they're out of network.

SCAN Health Plan

Not listed on its 5 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 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

3 practice locations

4850 Union Ave
San Jose, CA 95124

NPI Registry

55 E Julian St
San Jose, CA 95112

NPI Registry

160 E Virginia St Ste 280
San Jose, CA 95112

NPI Registry
NPI issued
2008
Registry record updated
Jul 18, 2025

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

Common questions

Which 2027 Medicare Advantage plans list Tammy Devincentis?

In Santa Clara County, CA, 15 Medicare Advantage plans for 2027 list Tammy in provider data from Medicare.gov or the carrier, including Alignment Health My Choice 050 (HMO), Alignment Health Smart 040 (HMO) and Central Health Harmony 031 (HMO). 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 Tammy Devincentis take Alignment Health Plan Medicare Advantage plans?

Medicare.gov provider data lists Tammy on 13 Medicare Advantage plans for 2027 in Santa Clara County, CA, including Alignment Health My Choice 050 (HMO) and Alignment Health Smart 040 (HMO). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Confirm with the office or Alignment Health Plan before you enroll.

Does Tammy Devincentis take Anthem Blue Cross Medicare Advantage plans?

Medicare.gov provider data lists Tammy on one Medicare Advantage plan for 2027 in Santa Clara County, CA: Anthem Full Dual Advantage Aligned (HMO D-SNP). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Confirm with the office or Anthem Blue Cross before you enroll.

Does Tammy Devincentis take Santa Clara Family Health Plan Medicare Advantage plans?

Medicare.gov provider data lists Tammy on one Medicare Advantage plan for 2027 in Santa Clara County, CA: DualConnect (HMO D-SNP). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Confirm with the office or Santa Clara Family Health Plan before you enroll.

Where does Tammy Devincentis practice?

3 locations, including 4850 Union Ave, San Jose, CA. 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 1609022359, or ask a Silverpath advisor to check for you. It's free.

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

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For providers

Is this your practice?

What patients see here today:

  • Provider searches did not return a listing for Tammy Devincentis on 19 plans from Aetna Medicare, Astiva Health, Blue Shield of California, Imperial Health Plan of California, Inc., Kaiser Permanente and SCAN Health Plan in Santa Clara County, CA. 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 2025-07-18). Plan networks: carrier provider directories and Medicare.gov provider data, checked Oct 13, 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 Devincentis 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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