Erica Martinez-Castro, NP
Primary Care Nurse Practitioner · San Antonio, TX
Erica Martinez-Castro, NP is a primary care nurse practitioner with a practice address in San Antonio, Texas, and NPI 1659149870, issued on Dec 18, 2023. Check the license (Texas 1140174, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Erica Martinez-Castro
- Credential
- NP
- Primary taxonomy
- Primary Care Nurse Practitioner 363LP2300X
- License number
- 1140174 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1715 Mccullough Ave, San Antonio, TX 78212
- Phone
- (210) 225-5323
- Enumerated
- Dec 18, 2023
- Record last updated
- Jul 29, 2025
- Fax
- (210) 225-7505
- Medicare enrollment
- Enrolled (PECOS I20240129000990); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest primary care nurse practitioner records → All 822 in Texas → Look up another NPI →
Also registered at 1715 Mccullough Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Carmina Fusco, DPMFoot Surgery Podiatrist1104822683
- Paree Gallo, PAPhysician Assistant1801160692
Verify Erica Martinez-Castro in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this profession
Search for license 1140174Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average primary care nurse practitioner in 2024
30 Medicare Part D claims for 14 beneficiaries, against an average of 1,492 among the 5,992 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Doxycycline Hyclate11 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: $650.04
6 payments; by number, the most common kind was food and beverage; the largest payer was Inspire Medical Systems, Inc. The 4,321 providers of this specialty with any payment received $625.13 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
- Wellmed Medical Group PASan Antonio, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Erica Martinez-Castro among 822 primary care nurse practitioner records in Texas
Erica Martinez-Castro, NP is one of 822 primary care nurse practitioner records with a practice address in Texas. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 71% of them.
- NPI issued2023 · 71% of these records are older, 19% newer
- In a Medicare fileYes · 63% of these records are
- In the CMS Doctors and Clinicians fileYes · 42% of these records are
- Graduated2023 · median 2020 among the 348 with a school on file
- Record last updated2025 · 32% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP2300X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Primary Care Nurse Practitioner providers in Texas
There are 822 primary care nurse practitioner records in Texas.
All 822 in Texas → Every provider in San Antonio → Primary Care Nurse Practitioner nationwide →
The 8 primary care nurse practitioner records with the nearest ZIP codes
- Bernadette Kucinski, NPSan Antonio, TX 782121275063331
- Elizabeth AppiahSan Antonio, TX 782131407681596
- Florence ChesimetCastle Hills, TX 782131598246563
- Jennifer Curtis, FNPCastle Hills, TX 782131477916690
- Judith OnchweriSan Antonio, TX 782131376298547
- Crystal BandaSan Antonio, TX 782141619501723
- Martha Ruiz, AGNPSan Antonio, TX 782141548882764
- Caylene CortesSan Antonio, TX 782091598685802
Common questions
What is Erica Martinez-Castro, NP's NPI number?
Erica Martinez-Castro, NP's National Provider Identifier (NPI) is 1659149870, issued on Dec 18, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Erica Martinez-Castro, NP located?
The NPPES record lists a practice address at 1715 Mccullough Ave, San Antonio, TX, 78212. Phone: (210) 225-5323. Providers update this record themselves, so call before visiting.
How can I verify Erica Martinez-Castro, NP's license?
NPPES lists Texas license number 1140174, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.
How much does Erica Martinez-Castro, NP prescribe under Medicare Part D?
In 2024, Erica Martinez-Castro, NP had 30 Medicare Part D claims for 14 beneficiaries; the average among primary care nurse practitioner prescribers was 1,492. 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.