Katia Castillo, ACNP
Acute Care Clinical Nurse Specialist · San Antonio, TX
Katia Castillo, ACNP is an acute care clinical nurse specialist with a practice address in San Antonio, Texas, and NPI 1487079968, issued on Feb 20, 2014. Check the license (Texas 783798, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katia Castillo
- Credential
- ACNP
- Primary taxonomy
- Acute Care Clinical Nurse Specialist 364SA2100X
- License number
- 783798 TX
Self-reported in NPPES; status is on the state search - Practice location
- 16620 N US Highway 281 Ste 300, San Antonio, TX 78232
- Phone
- (210) 309-1405
- Enumerated
- Feb 20, 2014
- Record last updated
- May 16, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (210) 688-4596
- Medicare enrollment
- Enrolled (PECOS I20140724001648); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest acute care clinical nurse specialist records → All 27 in Texas → Look up another NPI →
Also registered at 16620 N US Highway 281 Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Natalie Acevedo, NPFamily Nurse Practitioner1902491137
- Erdem Aktunc, MDHospitalist Physician1306004114
- Iliana Amaya Grever, M.D.Geriatric Medicine (Internal Medicine) Physician1063445260
- Freddy Angulo, M.D.Internal Medicine Physician1255472205
- Ophelia Castillo, APRN, BCAcute Care Nurse Practitioner1528240173
- Jennifer Elliott, MSN-ED, APRN, AGACNPAcute Care Nurse Practitioner1689709321
Verify Katia Castillo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this profession
Search for license 783798Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
54% fewer Medicare Part D claims than the average acute care clinical nurse specialist in 2024
278 Medicare Part D claims for 165 beneficiaries, against an average of 604 among the 112 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Atorvastatin Calcium24 claims
- Clopidogrel20 claims
- Metoprolol Succinate14 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: $690.10
6 payments; by number, the most common kind was food and beverage; the largest payer was Abiomed. The 151 providers of this specialty with any payment received $949.81 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
- Usacs Integrated Acute Care Services OF Texas, PLLCKerrville, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katia Castillo among 27 acute care clinical nurse specialist records in Texas
Katia Castillo, ACNP is one of 27 acute care clinical nurse specialist records with a practice address in Texas. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 56% of them.
- NPI issued2014 · 56% of these records are older, 30% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 33% of these records are
- Record last updated2019 · 70% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 364SA2100X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Acute Care Clinical Nurse Specialist providers in Texas
There are 27 acute care clinical nurse specialist records in Texas.
All 27 in Texas → Every provider in San Antonio → Acute Care Clinical Nurse Specialist nationwide →
The 8 acute care clinical nurse specialist records with the nearest ZIP codes
- Mary Jones, CNSFort Sam Houston, TX 782341902243132
- Sarah Shingleton, MS, RN, CCRN, CCNSFort Sam Houston, TX 782341578975686
- Maureen Holcomb, RN, CNSSan Antonio, TX 782291023114667
- Victoria Paparelli, CCNS-ACSan Antonio, TX 782291437259447
- Patricia Wolff, MSN,APRN,BCSan Antonio, TX 782291578666459
- Linda Hill, APNSan Antonio, TX 782011023019296
- Tracie Roseberry, ACNS-BCAustin, TX 787051104300607
- Michele NoahGalveston, TX 775551639471204
Common questions
What is Katia Castillo, ACNP's NPI number?
Katia Castillo, ACNP's National Provider Identifier (NPI) is 1487079968, issued on Feb 20, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Katia Castillo, ACNP located?
The NPPES record lists a practice address at 16620 N US Highway 281 Ste 300, San Antonio, TX, 78232. Phone: (210) 309-1405. Providers update this record themselves, so call before visiting.
How can I verify Katia Castillo, ACNP's license?
NPPES lists Texas license number 783798, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.
How much does Katia Castillo, ACNP prescribe under Medicare Part D?
In 2024, Katia Castillo, ACNP had 278 Medicare Part D claims for 165 beneficiaries; the average among acute care clinical nurse specialist prescribers was 604. 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.