Katy D'Lynn Warren-Barnett, APRN
Family Nurse Practitioner · Waurika, OK
Katy D'Lynn Warren-Barnett, APRN is a family nurse practitioner with a practice address in Waurika, Oklahoma, and NPI 1598242844, issued on Jul 19, 2018. Check the license (Oklahoma 128740, as entered in NPPES) with the Oklahoma board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katy D'Lynn Warren-Barnett
- Credential
- APRN
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 128740 OK
Self-reported in NPPES; status is on the state search - Practice location
- Intersection OF Hwy 70 & Hwy 81, Waurika, OK 73573
- Phone
- (580) 228-3669
- Enumerated
- Jul 19, 2018
- Record last updated
- Jul 19, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (580) 444-2628
- Medicare enrollment
- Enrolled (PECOS I20181217001275); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 2,711 in Oklahoma → Look up another NPI →
Verify Katy D'Lynn Warren-Barnett in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oklahoma board licenses this profession
Search for license 128740Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.0 times the Medicare Part D claims of the average family nurse practitioner in 2024
3,953 Medicare Part D claims for 205 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 118 claims were for opioids.
Most prescribed
- Atorvastatin Calcium135 claims
- Lisinopril133 claims
- Omeprazole119 claims
- Losartan Potassium118 claims
- Gabapentin113 claims
- Furosemide109 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.
The MIPS final score for 2023 (Medicare payment program): 91.2 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $13.20
1 payment: food and beverage; the largest payer was Paratek Pharmaceuticals, 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.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
One hospital affiliation
- Duncan Regional Hospital, IncWaurika, OK · Acute Care Hospitals3 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Katy D'Lynn Warren-Barnett among 2,711 family nurse practitioner records in Oklahoma
Katy D'Lynn Warren-Barnett, APRN is one of 2,711 family nurse practitioner records with a practice address in Oklahoma. 81% 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 45% of them.
- NPI issued2018 · 45% of these records are older, 46% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2018 · median 2018 among the 1,783 with a school on file
- Record last updated2018 · 42% 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 Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1 family nurse practitioner record lists a practice address in Waurika
They are 1 of the 11 NPPES records with a practice address in Waurika, and 2,711 family nurse practitioner records in Oklahoma.
All 2,711 in Oklahoma → Every provider in Waurika → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Nancy Dantzler, ARNPTipton, OK 735701598779266
- Jessica Harrington, APNRyan, OK 735651184262834
- Emily Winters, APRNMedicine Park, OK 735571760947022
- Patricia Burks, APRN-CNPMangum, OK 735541487650750
- Nelson Ogembo, FNP-CMangum, OK 735541336891381
- Ashley Slaton, APRN-CNPMangum, OK 735541831652007
- Kathren Webb, APRN-CNPMangum, OK 735541346033842
- Beverly Cooper, FNPCHollis, OK 735501811327836
Common questions
What is Katy D'Lynn Warren-Barnett, APRN's NPI number?
Katy D'Lynn Warren-Barnett, APRN's National Provider Identifier (NPI) is 1598242844, issued on Jul 19, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Katy D'Lynn Warren-Barnett, APRN located?
The NPPES record lists a practice address at Intersection OF Hwy 70 & Hwy 81, Waurika, OK, 73573. Phone: (580) 228-3669. Providers update this record themselves, so call before visiting.
How can I verify Katy D'Lynn Warren-Barnett, APRN's license?
NPPES lists Oklahoma license number 128740, as entered by the provider. Search the Oklahoma board that licenses this profession; the NPPES record confirms identity only.
How much does Katy D'Lynn Warren-Barnett, APRN prescribe under Medicare Part D?
In 2024, Katy D'Lynn Warren-Barnett, APRN had 3,953 Medicare Part D claims for 205 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
What is Katy D'Lynn Warren-Barnett, APRN's MIPS final score?
The 2023 MIPS final score is 91.2 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.