NPPES file of Aug 9, 2026

Amy Diane Warrington, FNP

Family Nurse Practitioner · Grapevine, TX

Amy Diane Warrington, FNP is a family nurse practitioner with a practice address in Grapevine, Texas, and NPI 1245230473, issued on Jul 29, 2005. Check the license (Texas AP113271, as entered in NPPES) with the Texas board that licenses this profession; 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
1245230473
Name
Amy Diane Warrington
Credential
FNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License numbers
AP113271 TX
666203 TX
Self-reported in NPPES; status is on the state search
Practice location
2355 E Grapevine Mills Cir, Grapevine, TX 76051
Phone
(972) 539-6330
Enumerated
Jul 29, 2005
Record last updated
Feb 4, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(972) 539-3077
Medicaid ID
167874001 TX
Medicare enrollment
Enrolled (PECOS I20041006001368); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 2355 E Grapevine Mills Cir

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

  1. Nazleen AbdulrahimFamily Nurse Practitioner1790318731
  2. Sachi Chandran, APRN, FNP-CFamily Nurse Practitioner1609345966
  3. Naznin Esphani, MDInternal Medicine Physician1306846852
  4. Michelle Lee, PA-CPhysician Assistant1275939373
  5. Kennex Munez, M.D.Family Medicine Physician1700220001
  6. Avinash Reddy, MDFamily Medicine Physician1609874312

Verify Amy Diane Warrington in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license AP113271
    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
Find the Texas 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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90% fewer Medicare Part D claims than the average family nurse practitioner in 2024

137 Medicare Part D claims for 40 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Amy Warrington137
  2. Specialty average1,305

Most prescribed

  1. Mirtazapine15 claims
  2. Lorazepam14 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. Three Oaks Palliative Care PLLCRichardson, TX

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

Amy Diane Warrington among 21,242 family nurse practitioner records in Texas

Amy Diane Warrington, FNP is one of 21,242 family nurse practitioner records with a practice address in Texas. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 99% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated2004 · median 2018 among the 11,286 with a school on file
  • Record last updated2015 · 38% 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 Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

39 family nurse practitioner records list a practice address in Grapevine

They are 39 of the 1,104 NPPES records with a practice address in Grapevine, and 21,242 family nurse practitioner records in Texas.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Peter Gruman, MSN, RN, FNP-BCGrapevine, TX 760511326342965
  2. Melissa HettlerGrapevine, TX 760511538495346
  3. Kamaldeen Isiaka, FNP-BCGrapevine, TX 760511750794822
  4. Kristina Longo, FNP-CGrapevine, TX 760511396089967
  5. Stephanie Machisak, RN, MSN, FNP-CGrapevine, TX 760511891161089
  6. Annette Mancuso, LPCGrapevine, TX 760511679694277
  7. Dale-Ann Marco, FNPGrapevine, TX 760511952303547
  8. Tabetha Maslow, MSN, APRN, FNP-CGrapevine, TX 760511700255684

Common questions

What is Amy Diane Warrington, FNP's NPI number?

Amy Diane Warrington, FNP's National Provider Identifier (NPI) is 1245230473, issued on Jul 29, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Amy Diane Warrington, FNP located?

The NPPES record lists a practice address at 2355 E Grapevine Mills Cir, Grapevine, TX, 76051. Phone: (972) 539-6330. Providers update this record themselves, so call before visiting.

How can I verify Amy Diane Warrington, FNP's license?

NPPES lists Texas license number AP113271, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.

How much does Amy Diane Warrington, FNP prescribe under Medicare Part D?

In 2024, Amy Diane Warrington, FNP had 137 Medicare Part D claims for 40 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.

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.