Katherine Butler Regan, APRN
Family Nurse Practitioner · Austin, TX
Katherine Butler Regan, APRN is a family nurse practitioner with a practice address in Austin, Texas, and NPI 1891273710, issued on Aug 2, 2018. Check the license (Texas AP138111, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine Butler Regan
- Credential
- APRN
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- AP138111 TX
Self-reported in NPPES; status is on the state search - Practice location
- 901 W Ben White Blvd, Austin, TX 78704
- Phone
- (512) 816-8611
- Enumerated
- Aug 2, 2018
- Record last updated
- Aug 2, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20181218000512); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 21,242 in Texas → Look up another NPI →
Also registered at 901 W Ben White Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Katherine Butler Regan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this profession
Search for license AP138111Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
51% fewer Medicare Part D claims than the average family nurse practitioner in 2024
635 Medicare Part D claims for 98 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. 12 claims were for opioids.
Most prescribed
- Valacyclovir120 claims
- Famotidine41 claims
- Fluconazole39 claims
- Jakafi32 claims
- Sulfamethoxazole-Trimethoprim31 claims
- Prochlorperazine Maleate23 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: $817.20
21 payments; by number, the most common kind was food and beverage; the largest payer was Sanofi-Aventis U.S. LLC. 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.
Bills Medicare through one group practice
- St. David's Ortho Neuro And Rehab PLLCAustin, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Butler Regan among 21,242 family nurse practitioner records in Texas
Katherine Butler Regan, APRN 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 2018, is newer than 42% of them.
- NPI issued2018 · 42% of these records are older, 50% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated2018 · median 2018 among the 11,286 with a school on file
- Record last updated2018 · 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).
876 family nurse practitioner records list a practice address in Austin
They are 876 of the 26,585 NPPES records with a practice address in Austin, and 21,242 family nurse practitioner records in Texas.
All 21,242 in Texas → Every provider in Austin → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Shawn Agenbroad-Elander, FNP-CAustin, TX 787041164655171
- Barbara Christman, B.S, R.N., M.S.NAustin, TX 787041619055803
- Mary Coley, FNPAustin, TX 787041659326213
- Charlene Condoll, NP-CAustin, TX 787041265748065
- Jennifer Curran Blair, APRN-CNPAustin, TX 787041982956462
- Natalie Germanio, RN,FNPAustin, TX 787041730520065
- Charity Green, APRNAustin, TX 787041609007418
- Jessica Isnetto, ARNPAustin, TX 787041568511897
Common questions
What is Katherine Butler Regan, APRN's NPI number?
Katherine Butler Regan, APRN's National Provider Identifier (NPI) is 1891273710, issued on Aug 2, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Butler Regan, APRN located?
The NPPES record lists a practice address at 901 W Ben White Blvd, Austin, TX, 78704. Phone: (512) 816-8611. Providers update this record themselves, so call before visiting.
How can I verify Katherine Butler Regan, APRN's license?
NPPES lists Texas license number AP138111, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.
How much does Katherine Butler Regan, APRN prescribe under Medicare Part D?
In 2024, Katherine Butler Regan, APRN had 635 Medicare Part D claims for 98 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.