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MASON DOUGLAS CARNLEY APRN, FNP-C
NPI 1770479131
Nurse Practitioner - Family in Niceville, FL

Active since June 13, 2025PECOS EnrolledAccepts Medicare Assignment
2001 E HIGHWAY 20, NICEVILLE, FL 32578(850) 897-4400(850) 897-0623 Get Directions Write a Review

NPPES record last updated: May 18, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: May 18, 2026, Jun 13, 2025 (2 updates tracked since 2025).

About Mason Douglas Carnley Aprn, Fnp-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MASON DOUGLAS CARNLEY APRN, FNP-C (NPI 1770479131) is an individual family provider in Niceville, Florida, licensed in Florida (11040161) and active in the NPI registry since June 2025. He is enrolled in Medicare PECOS and is a graduate of Other (2025).

NPPES Registry Identity

NPI1770479131
Entity TypeIndividualMale
Primary Taxonomy363LF0000X
Provider Legal NameMASON DOUGLAS CARNLEYCredential: APRN, FNP-C
Location Address2001 E HIGHWAY 20Niceville, FL 32578-8826
Mailing Address2001 E Highway 20Niceville, FL 32578-8826 · (850) 897-4400 · Fax (850) 897-0623
Phone(850) 897-4400
Fax(850) 897-0623
Sole ProprietorNo
Medical School CMSOtherGraduated 2025
Enumeration DateJune 13, 2025
Last NPPES UpdateMay 18, 20262 updates tracked since enumeration
NPPES CertifiedMay 18, 2026
✔ NPI 1770479131 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in FL · 11040161
2001 E HIGHWAY 20, Niceville, FL 32578
Open in Google Maps ↗

Other Identifiers 2

Medicaid130323700FL
OtherOMOPHFL · Fl Blue

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mason Douglas Carnley Aprn, Fnp-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1254832116
PECOS Enrollment IDI20250902000453
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 32578 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$87.62 typical visit price
range $56.00 – $171.84
Typical copayment $21.90 (range $14.00 – $42.96)
Most-billed visit code 99203
Established Patient
$99.16 typical visit price
range $17.57 – $139.16
Typical copayment $24.79 (range $4.39 – $34.79)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

WHITE-WILSON MEDICAL CENTER, P.A.
Family Medicine
2001 E HIGHWAY 20, FAMILY PRACTICE DEPARTMENT
NICEVILLE, FL 32578
Okaloosa County (850) 897-4400
SHAWN M. LEE ACNP-BC, FNP
Nurse Practitioner
2001 E HIGHWAY 20
NICEVILLE, FL 32578
Okaloosa County (508) 863-8219
JENNIFER EDWARDS
Physician Assistant (Medical)
2001 E HIGHWAY 20
NICEVILLE, FL 32578
Okaloosa County (850) 897-4400
MARGARET LYNN LAFORGE APRN
Nurse Practitioner (Family)
2001 E HIGHWAY 20
NICEVILLE, FL 32578
Okaloosa County (715) 490-2095
KIMBERLY J LITWILLER CRNP
Nurse Practitioner (Family)
2001 E HIGHWAY 20
NICEVILLE, FL 32578
Okaloosa County (850) 897-4400
ANDREW M YANG MD
Family Medicine
2001 E HIGHWAY 20, FAMILY PRACTICE DEPARTMENT
NICEVILLE, FL 32578
Okaloosa County (850) 897-4400
DR. KYLE EDWIN SIMMERS M.D.
Pediatrics
2001 E HIGHWAY 20, PEDIATRIC DEPARTMENT
NICEVILLE, FL 32578
Okaloosa County (850) 897-4400

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mason Carnley's NPI number?

The NPI number for Mason Carnley is 1770479131. It was assigned to this individual provider in the NPPES registry on June 13, 2025.

Where is Mason Carnley located?

Mason Carnley practices at 2001 E Highway 20, Niceville, FL 32578. The listed phone number is (850) 897-4400.

What is Mason Carnley's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Mason Carnley enrolled in Medicare?

Yes. Mason Carnley is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Mason Carnley was last updated on May 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.