NPPES file of Aug 9, 2026

Shannon D. Marzouk, APRN

Nurse Practitioner · Melbourne, FL

Shannon D. Marzouk, APRN is a nurse practitioner with a practice address in Melbourne, Florida, and NPI 1326755646, issued on Nov 7, 2022. Check the license (Florida APRN11021923, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1326755646
Name
Shannon D. Marzouk
Credential
APRN
Primary taxonomy
Nurse Practitioner 363L00000X
License number
APRN11021923 FL
Self-reported in NPPES; status is on the state search
Practice location
1350 Hickory St, Melbourne, FL 32901
Phone
(321) 434-1771
Enumerated
Nov 7, 2022
Record last updated
Sep 12, 2025
Fax
(321) 434-1775
Medicaid ID
116210000 FL
Medicare enrollment
Enrolled (PECOS I20221203000236); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1350 Hickory St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ryan Abbott, M.D.Hospitalist Physician1588082721
  2. Almatmed Abdelsalam, M.D.Hospitalist Physician1396157657
  3. Abigail Adair-Dimmick, MDPediatrics Physician1508363284
  4. Karen Afre Divine, CAAAnesthesiologist Assistant1417325440
  5. Gerard Agbulos, MDHospitalist Physician1700191053
  6. Jaymie Agsalud, MDHospitalist Physician1518925742

Verify Shannon D. Marzouk in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license APRN11021923
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Florida license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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58% fewer Medicare Part D claims than the average nurse practitioner in 2024

468 Medicare Part D claims for 150 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.

  1. Shannon Marzouk468
  2. Specialty average1,109

Most prescribed

  1. Eliquis34 claims
  2. Metoprolol Succinate32 claims
  3. Furosemide28 claims
  4. Amlodipine Besylate23 claims
  5. Losartan Potassium21 claims
  6. Metoprolol Tartrate21 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Health First Medical Group, LLCMelbourne, FL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Shannon D. Marzouk among 8,844 nurse practitioner records in Florida

Shannon D. Marzouk, APRN is one of 8,844 nurse practitioner records with a practice address in Florida. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 73% of them.

  • NPI issued2022 · 73% of these records are older, 21% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 51% of these records are
  • Graduated2022 · median 2018 among the 4,492 with a school on file
  • Record last updated2025 · 41% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

130 nurse practitioner records list a practice address in Melbourne

They are 130 of the 4,629 NPPES records with a practice address in Melbourne, and 8,844 nurse practitioner records in Florida.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Ursula Anderson, ARNPMelbourne, FL 329011578512794
  2. Ginny Browning, ARNPMelbourne, FL 329011427043918
  3. Maria Cruz, ARNPMelbourne, FL 329011477667616
  4. Jacqueline Felder, ARNPMelbourne, FL 329011134272453
  5. Shanna HorneMelbourne, FL 329011699860395
  6. Yurdagul Karycki, ARNP-CMelbourne, FL 329011437216991
  7. Merlyn McDonald, APRNMelbourne, FL 329011033268677
  8. Lana Meyer, ARNPMelbourne, FL 329011275590044

Common questions

What is Shannon D. Marzouk, APRN's NPI number?

Shannon D. Marzouk, APRN's National Provider Identifier (NPI) is 1326755646, issued on Nov 7, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Shannon D. Marzouk, APRN located?

The NPPES record lists a practice address at 1350 Hickory St, Melbourne, FL, 32901. Phone: (321) 434-1771. Providers update this record themselves, so call before visiting.

How can I verify Shannon D. Marzouk, APRN's license?

NPPES lists Florida license number APRN11021923, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Shannon D. Marzouk, APRN prescribe under Medicare Part D?

In 2024, Shannon D. Marzouk, APRN had 468 Medicare Part D claims for 150 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.