Provider profile

Iris Arana AlonzoAPRN

Nurse Practitioner, Psych/Mental Health

NPI 1619630969
8403 Colesville Rd, Silver Spring, MD 20910240-358-6642

Check your plan

Medicare Advantage plans for Montgomery County, MD.

Checked Oct 14, 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 27 Medicare Advantage plans we show for Montgomery County, MD in 2027

  • 5 list Iris
  • 22 not listed

Alterwood Advantage

5 plans list Iris.

5plans
  • Alterwood Advantage Freedom (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 8403 Colesville Rd, Ste 1100, Silver Spring, MD, 20910
    • 6700 Alexander Bell Dr, Ste 200, Columbia, MD, 21046
    • 1997 Annapolis Exchange Pkwy, Annapolis, MD, 21401
    • 5100 Buckeystown Pike, Ste 250, Frederick, MD, 21704
    • 241 E 4th St, Ste 100, Frederick, MD, 21701

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

    HMONo drug coverage3.5 starsH9306-003-000Medicare.gov
    $0a month
  • Alterwood Advantage Select (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 8403 Colesville Rd, Ste 1100, Silver Spring, MD, 20910
    • 6700 Alexander Bell Dr, Ste 200, Columbia, MD, 21046
    • 1997 Annapolis Exchange Pkwy, Annapolis, MD, 21401
    • 5100 Buckeystown Pike, Ste 250, Frederick, MD, 21704
    • 241 E 4th St, Ste 100, Frederick, MD, 21701

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

    HMODrug coverage3.5 starsH9306-009-001Medicare.gov
    $0a month
  • Alterwood Advantage Choice (HMO)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 8403 Colesville Rd, Ste 1100, Silver Spring, MD, 20910
    • 6700 Alexander Bell Dr, Ste 200, Columbia, MD, 21046
    • 1997 Annapolis Exchange Pkwy, Annapolis, MD, 21401
    • 5100 Buckeystown Pike, Ste 250, Frederick, MD, 21704
    • 241 E 4th St, Ste 100, Frederick, MD, 21701

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

    HMODrug coverage3.5 starsH9306-008-001Medicare.gov
    $35a month
  • Alterwood Advantage Dual Secure (HMO D-SNP)

    Source: Medicare.gov provider data.

    Listed offices for this plan:

    • 8403 Colesville Rd, Ste 1100, Silver Spring, MD, 20910
    • 6700 Alexander Bell Dr, Ste 200, Columbia, MD, 21046
    • 1997 Annapolis Exchange Pkwy, Annapolis, MD, 21401
    • 5100 Buckeystown Pike, Ste 250, Frederick, MD, 21704
    • 241 E 4th St, Ste 100, Frederick, MD, 21701

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

    HMOFor people with Medicare and MedicaidDrug coverage3.5 starsH9306-004-000Medicare.gov
    $0a month

CareFirst BlueCross BlueShield Advantage DualPrime · CareFirst BlueCross BlueShield Medicare Advantage

Not listed on its 5 plans here. That isn't proof they're out of network.

Humana

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

Johns Hopkins Advantage MD

Not listed on its 5 plans here. That isn't proof they're out of network.

Kaiser Permanente

Not listed on its 7 plans here. That isn't proof they're out of network.

UnitedHealthcare

Not listed on its 1 plan 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 Iris 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

Practice location

8403 Colesville Rd
Silver Spring, MD 20910

NPI Registry
NPI issued
2021
Registry record updated
Sep 18, 2026

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

Common questions

Which 2027 Medicare Advantage plans list Iris Arana Alonzo?

In Montgomery County, MD, 5 Medicare Advantage plans for 2027 list Iris in provider data from Medicare.gov or the carrier, including Alterwood Advantage Freedom (HMO), Alterwood Advantage Select (HMO) and Alterwood Advantage Choice (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 Iris Arana Alonzo take Alterwood Advantage Medicare Advantage plans?

Medicare.gov provider data lists Iris on 5 Medicare Advantage plans for 2027 in Montgomery County, MD, including Alterwood Advantage Freedom (HMO) and Alterwood Advantage Select (HMO). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Confirm with the office or Alterwood Advantage before you enroll.

Does Iris Arana Alonzo take CareFirst BlueCross BlueShield Advantage DualPrime Medicare Advantage plans?

The provider searches didn't return a listing for Iris on these 5 plans for 2027 in Montgomery County, MD. Directories can lag, and a clinician can be in network at another office, so that isn't proof Iris is out of network. Ask the office or a Silverpath advisor to confirm.

Does Iris Arana Alonzo take Humana Medicare Advantage plans?

Humana's own provider directory doesn't list Iris on any of its 4 plans for 2027 in Montgomery County, MD. Directories can lag, and a clinician can be in network at another office, so that isn't proof Iris is out of network. Ask the office or a Silverpath advisor to confirm.

Where does Iris Arana Alonzo practice?

8403 Colesville Rd, Silver Spring, MD 20910.

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

Call the member services number on your plan card and give them the NPI 1619630969, 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 Iris'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?

What patients see here today:

  • Provider searches did not return a listing for Iris Arana Alonzo on 22 plans from CareFirst BlueCross BlueShield Advantage DualPrime, Humana, Johns Hopkins Advantage MD, Kaiser Permanente and UnitedHealthcare in Montgomery County, MD. 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 2026-09-18). 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 Iris Arana Alonzo 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 Iris Arana Alonzo? Talk to us about this page, or request a correction or removal.

Does Iris take my plan?