NPPES file of Aug 9, 2026

Karen Messier, NP-C

Gerontology Nurse Practitioner · Ocala, FL

Karen Messier, NP-C is a gerontology nurse practitioner with a practice address in Ocala, Florida, and NPI 1295110732, issued on Jul 27, 2015. Check the license (Florida APRN11013942, 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
1295110732
Name
Karen Messier
Credential
NP-C
Primary taxonomy
Gerontology Nurse Practitioner 363LG0600X
License number
APRN11013942 FL
Self-reported in NPPES; status is on the state search
Practice location
3231 SW 34TH Ave, Ocala, FL 34474
Phone
(352) 291-5881
Enumerated
Jul 27, 2015
Record last updated
Dec 2, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20211211000137); 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 3231 SW 34TH Ave

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

  1. Rebecca Blackson, FNP-BCFamily Nurse Practitioner1205373750
  2. Mary Bowen, ARNPFamily Nurse Practitioner1700287307
  3. Denise Culbreath, ARNPAcute Care Nurse Practitioner1225569296
  4. David Elliott, M.D.Family Medicine Physician1982791430
  5. Julie Paradiso, APRNGerontology Nurse Practitioner1275318891
  6. Bonnie Parsons, RN, MSN, GNPGerontology Nurse Practitioner1558558486

Verify Karen Messier in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license APRN11013942    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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95% fewer Medicare Part D claims than the average gerontology nurse practitioner in 2024

71 Medicare Part D claims, against an average of 1,369 among the 6,165 providers of this specialty who prescribed in Part D.

  1. Karen Messier71
  2. Specialty average1,369

Most prescribed

  1. Levothyroxine Sodium12 claims
  2. Rosuvastatin Calcium12 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. Center For Comprehensive Palliative Care L L COcala, FL

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

Gerontology Nurse Practitioner providers in Florida

There are 1,043 gerontology nurse practitioner records in Florida.

All 1,043 in Florida → Every provider in Ocala →

Other gerontology nurse practitioner records in Florida

  1. Gretchen Abbott, APRNDavenport, FL1093533838
  2. Ricardo AcevedoMiami, FL1114383643
  3. Starsia AcheampongFort Myers, FL1093414559
  4. Jennilee Acton, APRNTemple Terrace, FL1811538440
  5. Stephanie Adams, AGNP-CTampa, FL1972301323
  6. Katherine Adelufosi, APRNOrlando, FL1306250386
  7. Marteng Adolphe, APRN STUDENT/ RN BSOrlando, FL1659925758
  8. Christopher Aguilar, CRNPPalmetto, FL1306319504
  9. Mayelin Aguilera Sifontes, APRNTampa, FL1427828375
  10. Magdonald Aime, ARNPTampa, FL1316713738

Common questions

What is Karen Messier, NP-C's NPI number?

Karen Messier, NP-C's National Provider Identifier (NPI) is 1295110732, issued on Jul 27, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Karen Messier, NP-C located?

The NPPES record lists a practice address at 3231 SW 34TH Ave, Ocala, FL, 34474. Phone: (352) 291-5881. Providers update this record themselves, so call before visiting.

How can I verify Karen Messier, NP-C's license?

NPPES lists Florida license number APRN11013942, 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 Karen Messier, NP-C prescribe under Medicare Part D?

In 2024, Karen Messier, NP-C had 71 Medicare Part D claims; the average among gerontology nurse practitioner prescribers was 1,369. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.