NPPES file of Aug 9, 2026

Mason Douglas Carnley, APRN, FNP-C

Family Nurse Practitioner · Niceville, FL

Mason Douglas Carnley, APRN, FNP-C is a family nurse practitioner with a practice address in Niceville, Florida, and NPI 1770479131, issued on Jun 13, 2025. Check the license (Florida 11040161, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1770479131
Name
Mason Douglas Carnley
Credential
APRN, FNP-C
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
11040161 FL
Self-reported in NPPES; status is on the state search
Practice location
2001 E Highway 20, Niceville, FL 32578
Phone
(850) 897-4400
Enumerated
Jun 13, 2025
Record last updated
May 18, 2026
Fax
(850) 897-0623
Medicaid ID
130323700 FL
Medicare enrollment
Enrolled (PECOS I20250902000453); 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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8 nearest family nurse practitioner records → All 22,340 in Florida → Look up another NPI →

Also registered at 2001 E Highway 20

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

  1. Jennifer EdwardsMedical Physician Assistant1487034344
  2. Margaret Laforge, APRNFamily Nurse Practitioner1558181693
  3. Shawn Lee, ACNP-BC, FNPNurse Practitioner1043285091
  4. Kimberly Litwiller, CRNPFamily Nurse Practitioner1679056527
  5. Kyle Simmers, M.D.Pediatrics Physician1891770723
  6. Andrew Yang, MDFamily Medicine Physician1679558852

Verify Mason Douglas Carnley in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license 11040161    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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Bills Medicare through one group practice

  1. White-Wilson Medical Center PAFort Walton Beach, FL

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

Mason Douglas Carnley among 22,340 family nurse practitioner records in Florida

Mason Douglas Carnley, APRN, FNP-C is one of 22,340 family nurse practitioner records with a practice address in Florida. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 87% of them.

  • NPI issued2025 · 87% of these records are older, 4% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 48% of these records are
  • Graduated2025 · median 2020 among the 10,790 with a school on file
  • Record last updated2026 · 34% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

29 family nurse practitioner records list a practice address in Niceville

They are 29 of the 620 NPPES records with a practice address in Niceville, and 22,340 family nurse practitioner records in Florida.

All 22,340 in Florida → Every provider in Niceville → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Sandra Craig, FNPNiceville, FL 325781922329911
  2. Julie Devine, NP-CNiceville, FL 325781679933907
  3. Sheryl Fain, CRNPNiceville, FL 325781760460042
  4. Kimberly Litwiller, CRNPNiceville, FL 325781679056527
  5. Rachel Marshall, ARNPNiceville, FL 325781013411396
  6. Aliason Martin-Overton, ARNPNiceville, FL 325781396829990
  7. Elaine PeacockNiceville, FL 325781053709451
  8. Janine Phillips, ARNPNiceville, FL 325781518442763

Common questions

What is Mason Douglas Carnley, APRN, FNP-C's NPI number?

Mason Douglas Carnley, APRN, FNP-C's National Provider Identifier (NPI) is 1770479131, issued on Jun 13, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Mason Douglas Carnley, APRN, FNP-C located?

The NPPES record lists a practice address at 2001 E Highway 20, Niceville, FL, 32578. Phone: (850) 897-4400. Providers update this record themselves, so call before visiting.

How can I verify Mason Douglas Carnley, APRN, FNP-C's license?

NPPES lists Florida license number 11040161, 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.

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.