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MONTEMAYOR INTERNAL MEDICINE
NPI 1275302960
Internal Medicine in San Antonio, TX

Active since December 22, 2023
9150 HUEBNER RD, SAN ANTONIO, TX 78240(210) 957-1751 Get Directions Write a Review

NPPES record last updated: December 22, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Montemayor Internal Medicine NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MONTEMAYOR INTERNAL MEDICINE (NPI 1275302960) is a healthcare organization registered as an internal medicine in San Antonio, Texas and active in the NPI registry since December 2023. The organization lists Ricardo A Montemayor, President, as its authorized official.

NPPES Registry Identity

NPI1275302960
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameMONTEMAYOR INTERNAL MEDICINE
Location Address9150 HUEBNER RDSan Antonio, TX 78240-1558
Mailing Address9150 Huebner RdSan Antonio, TX 78240-1558 · (210) 957-1751
Phone(210) 957-1751
Organization SubpartNo
Authorized OfficialRicardo A MontemayorPresident · (210) 957-1751
Enumeration DateDecember 22, 2023
NPPES CertifiedDecember 22, 2023
✔ NPI 1275302960 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
9150 HUEBNER RD, San Antonio, TX 78240
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Montemayor Internal Medicine is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Montemayor Internal Medicine, which bills Medicare for the services this clinician delivers.

Clinician (1)

Ricardo Montemayor, MD
Internal Medicine
NPI 1497720338
7719 S IH 35 STE 212
San Antonio, TX 78224
(303) 204-9558
✔ PECOS✔ Accepts Medicare13 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Montemayor Internal Medicine's NPI number?

The NPI number for Montemayor Internal Medicine is 1275302960. It was assigned to this organization in the NPPES registry on December 22, 2023.

Where is Montemayor Internal Medicine located?

Montemayor Internal Medicine is located at 9150 Huebner Rd, San Antonio, TX 78240. The listed phone number is (210) 957-1751.

What is Montemayor Internal Medicine's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Montemayor Internal Medicine enrolled in Medicare?

Yes. Montemayor Internal Medicine is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Montemayor Internal Medicine?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Montemayor Internal Medicine. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Montemayor Internal Medicine accept?

Health plans from Blue Cross and Blue Shield of Texas list Montemayor Internal Medicine 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 Montemayor Internal Medicine was last updated on December 22, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.