NPPES file of Aug 9, 2026

Nastassia Nasha Postell, ARNP FNP-BC PMHNP-BC

Family Nurse Practitioner · Marathon, FL

Nastassia Nasha Postell, ARNP FNP-BC PMHNP-BC is a family nurse practitioner with a practice address in Marathon, Florida, and NPI 1396232484, issued on Apr 16, 2018. Check the license (Florida ARNP9229407, 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
1396232484
Name
Nastassia Nasha Postell
Credential
ARNP FNP-BC PMHNP-BC
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License numbers
ARNP9229407 FL
APRN9229407 FL
GAA-NP005459 GA
227451 LA
Self-reported in NPPES; status is on the state search
Practice location
3000 41St Street Ocean, Marathon, FL 33050
Phone
(305) 434-7660
Enumerated
Apr 16, 2018
Record last updated
Aug 7, 2026
Medicaid ID
025144800 FL
Medicare enrollment
Enrolled (PECOS I20180824000080); 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.
Download card Updates feed

8 nearest family nurse practitioner records → All 22,340 in Florida → Look up another NPI →

Also registered at 3000 41St Street Ocean

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

  1. Juliana Abel, RNRegistered Nurse1568001238
  2. Donna Adams, CBHTCase Manager/Care Coordinator1316138860
  3. Maria ArveloCase Manager/Care Coordinator1477745909
  4. Lois Babb, LCSWClinical Social Worker1700095601
  5. Brandy Barta, BACase Manager/Care Coordinator1487854709
  6. Amanda Belcher-HollywoodCounselor1184858755

Verify Nastassia Nasha Postell in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license ARNP9229407    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

78% fewer Medicare Part D claims than the average family nurse practitioner in 2024

291 Medicare Part D claims for 17 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Nastassia Postell291
  2. Specialty average1,305

Most prescribed

  1. Buprenorphine-Naloxone85 claims
  2. Atorvastatin Calcium15 claims
  3. Pravastatin Sodium14 claims
  4. Alendronate Sodium13 claims
  5. Basaglar Kwikpen U-10013 claims
  6. Omeprazole13 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.

Industry payments in 2024: $87.94

4 payments; by number, the most common kind was food and beverage; the largest payer was Indivior Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Nastassia Postell$87.94
  2. Specialty average$650.95

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Guidance/care Center, Inc.Marathon, FL

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

Nastassia Nasha Postell among 22,340 family nurse practitioner records in Florida

Nastassia Nasha Postell, ARNP FNP-BC PMHNP-BC 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 2018, is newer than 34% of them.

  • NPI issued2018 · 34% of these records are older, 59% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 48% of these records are
  • Graduated2017 · 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).

12 family nurse practitioner records list a practice address in Marathon

They are 12 of the 258 NPPES records with a practice address in Marathon, and 22,340 family nurse practitioner records in Florida.

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

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Shelly Bish, FNPMarathon, FL 330501396943056
  2. Catherine Budd, A.R.N.PMarathon, FL 330501629063417
  3. Sonia Diaz, DNPMarathon, FL 330501235773524
  4. Mildrey Exposito, MSN,APRN,NP-CMarathon, FL 330501437790045
  5. Marline Francois-DecampMarathon, FL 330501174264824
  6. Robin Neville, ARNPMarathon, FL 330501225273170
  7. Carlos O'Farrill, APRNMarathon, FL 330501043895444
  8. Dawn Russo, NPMarathon, FL 330501376663849

Common questions

What is Nastassia Nasha Postell, ARNP FNP-BC PMHNP-BC's NPI number?

Nastassia Nasha Postell, ARNP FNP-BC PMHNP-BC's National Provider Identifier (NPI) is 1396232484, issued on Apr 16, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Nastassia Nasha Postell, ARNP FNP-BC PMHNP-BC located?

The NPPES record lists a practice address at 3000 41St Street Ocean, Marathon, FL, 33050. Phone: (305) 434-7660. Providers update this record themselves, so call before visiting.

How can I verify Nastassia Nasha Postell, ARNP FNP-BC PMHNP-BC's license?

NPPES lists Florida license number ARNP9229407, 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 Nastassia Nasha Postell, ARNP FNP-BC PMHNP-BC prescribe under Medicare Part D?

In 2024, Nastassia Nasha Postell, ARNP FNP-BC PMHNP-BC had 291 Medicare Part D claims for 17 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.