DR. NORYS ALEXANDRA CASTRO PENA M.D.
NPI 1265797690
Internal Medicine - Infectious Disease in San Antonio, TX
About Dr. Norys Alexandra Castro Pena M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. NORYS ALEXANDRA CASTRO PENA M.D. (NPI 1265797690) is an individual infectious disease provider in San Antonio, Texas, licensed in Texas (Q7022) and active in the NPI registry since July 2012. She is enrolled in Medicare PECOS and is a graduate of Other (2009).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Norys Alexandra Castro Pena M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Norys Castro Pena reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
San Antonio, TX 78214
- Reassigned Medicare billing, Texas enrollment
- 125 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 78214 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAN ANTONIO, TX 78214
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Norys Castro Pena's NPI number?
The NPI number for Norys Castro Pena is 1265797690. It was assigned to this individual provider in the NPPES registry on July 11, 2012.
Where is Norys Castro Pena located?
Norys Castro Pena practices at 720 Pleasanton Rd, San Antonio, TX 78214. The listed phone number is (210) 921-3800.
What is Norys Castro Pena's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.
Is Norys Castro Pena enrolled in Medicare?
Yes. Norys Castro Pena is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Norys Castro Pena's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Norys Castro Pena reassigns Medicare benefits to Gmg Health Systems Associates PA (San Antonio, TX). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Norys Castro Pena's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Norys Castro Pena accept?
Health plans from UnitedHealthcare list Norys Castro Pena as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Norys Castro Pena was last updated on October 12, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Norys Alexandra Castro Pena, M.D. · NPI 1265797690
Infectious Disease physician in San Antonio, Texas. Individual provider, active in the CMS NPPES registry since July 11, 2012.
## Identity
- **NPI:** 1265797690 (Entity type: Individual)
- **Enumerated:** July 11, 2012
- **Primary specialty:** Internal Medicine - Infectious Disease · taxonomy 207RI0200X
- **State license:** Q7022 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 720 PLEASANTON RD, San Antonio, TX 78214-1306
- **Phone:** (210) 921-3800 · **Fax:** (210) 334-2851
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Gmg Health Systems Associates PA (NPI 1023030160, San Antonio, TX), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2009
## Record status
- **NPPES last updated:** October 12, 2017
- **Other identifiers:** Medicare PIN 482527YKQQ (TX); Medicaid 357846001 (TX)
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Source: [NPI Profile](https://npiprofile.com/npi/1265797690) · Data from the CMS NPPES public registry.