NPPES file of Aug 9, 2026

Kelly Marie Grzybowski, FNP-BC

Nurse Practitioner · Key West, FL

Kelly Marie Grzybowski, FNP-BC is a nurse practitioner with a practice address in Key West, Florida, and NPI 1477145951, issued on Feb 6, 2021. Check the license (Florida 11018477, 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
1477145951
Name
Kelly Marie Grzybowski
Credential
FNP-BC
Primary taxonomy
Nurse Practitioner 363L00000X
License numbers
11018477 FL
4704296779 MI
Self-reported in NPPES; status is on the state search
Practice location
1980 N Roosevelt Blvd, Key West, FL 33040
Phone
(305) 294-0011
Enumerated
Feb 6, 2021
Record last updated
Oct 23, 2023
Medicare enrollment
Enrolled (PECOS I20240627002471); 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 1980 N Roosevelt Blvd

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

  1. David Anthou, PA-CPhysician Assistant1821302605

Verify Kelly Marie Grzybowski in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license 11018477
    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

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98% fewer Medicare Part D claims than the average nurse practitioner in 2024

22 Medicare Part D claims for 20 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.

  1. Kelly Grzybowski22
  2. Specialty average1,109

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. Bruce L Boros MD PAMarathon, FL

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

Kelly Marie Grzybowski among 8,844 nurse practitioner records in Florida

Kelly Marie Grzybowski, FNP-BC 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 2021, is newer than 66% of them.

  • NPI issued2021 · 66% of these records are older, 27% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 51% of these records are
  • Graduated2021 · median 2018 among the 4,492 with a school on file
  • Record last updated2023 · 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).

13 nurse practitioner records list a practice address in Key West

They are 13 of the 682 NPPES records with a practice address in Key West, and 8,844 nurse practitioner records in Florida.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Adriane Baker, ARNPKey West, FL 330401629590906
  2. Darene Cahill, N.P.Key West, FL 330401013982503
  3. Jodean Clark, FNP-C, AOCNKey West, FL 330401851955819
  4. Carolyn Daly, ARNPKey West, FL 330401841262565
  5. Renee Grier, ARNPKey West, FL 330401033385570
  6. Whitney HaleKey West, FL 330401184576605
  7. Erin Kane, MSN, APRN, FNP-CKey West, FL 330401699251017
  8. Kevin Lawson, ARNPKey West, FL 330401346682853

Common questions

What is Kelly Marie Grzybowski, FNP-BC's NPI number?

Kelly Marie Grzybowski, FNP-BC's National Provider Identifier (NPI) is 1477145951, issued on Feb 6, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Kelly Marie Grzybowski, FNP-BC located?

The NPPES record lists a practice address at 1980 N Roosevelt Blvd, Key West, FL, 33040. Phone: (305) 294-0011. Providers update this record themselves, so call before visiting.

How can I verify Kelly Marie Grzybowski, FNP-BC's license?

NPPES lists Florida license number 11018477, 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 Kelly Marie Grzybowski, FNP-BC prescribe under Medicare Part D?

In 2024, Kelly Marie Grzybowski, FNP-BC had 22 Medicare Part D claims for 20 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.