Provider profile

Marisa MizusMD

Internal Medicine, Rheumatology

CMS lists a Medicare opt-out 2 locationsNPI 1558654418
11350 Mccormick Rd Ste 605, Hunt Valley, MD 21031410-914-8660

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Medicare Advantage plans for Baltimore and Baltimore city counties, MD.

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We haven't asked Alterwood Advantage, CareFirst BlueCross BlueShield Advantage DualPrime, HealthSpring, Humana, Johns Hopkins Advantage MD, Kaiser Permanente, KeyCare Advantage and UnitedHealthcare's directories about Marisa yet. A Silverpath advisor can check for you now.

The 31 Medicare Advantage plans we show for Baltimore and Baltimore city counties, MD in 2027

  • 28 not listed
  • 3 not checked yet

Alterwood Advantage

Not checked yet.

2 more Alterwood Advantage plans haven't been checked yet.

CareFirst BlueCross BlueShield Advantage DualPrime · CareFirst BlueCross BlueShield Medicare Advantage

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

HealthSpring

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

Humana

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

Johns Hopkins Advantage MD

Not checked yet.

1 more Johns Hopkins Advantage MD plan hasn't been checked yet.

Kaiser Permanente

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

KeyCare Advantage

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

UnitedHealthcare

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.

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CMS lists a Medicare opt-out period

CMS's opt-out file, covering data through 2026-08-31, lists a period from 2026-06-26 until 2028-06-26. Medicare generally won't pay for services from an opted-out provider, except in emergencies. Confirm current status with the office. This is separate from Advantage plan network and office matches.

CMS opt-out source · Data through 2026-08-31 · Reviewed Oct 25, 2026

2 practice locations

11350 Mccormick Rd Ste 605
Hunt Valley, MD 21031

NPI Registry

600 N Wolfe St
Baltimore, MD 21287

NPI Registry
NPI issued
2011
Registry record updated
Jul 30, 2026

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

Common questions

Does Marisa Mizus accept Medicare?

CMS lists a Medicare opt-out. CMS's opt-out file, covering data through 2026-08-31, lists a period from 2026-06-26 until 2028-06-26. Medicare generally won't pay for services from an opted-out provider, except in emergencies. Confirm current status with the office. This is separate from Advantage plan network and office matches.

Where does Marisa Mizus practice?

2 locations, including 11350 Mccormick Rd Ste 605, Hunt Valley, MD. All of them are listed on this page.

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

Call the member services number on your plan card and give them the NPI 1558654418, or ask a Silverpath advisor to check for you. It's free.

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A Silverpath advisor can confirm Marisa'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 Baltimore and Baltimore city counties, MD. 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 2026-07-30). 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 Marisa Mizus 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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