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URSULA BALTHAZAR M.D.
NPI 1669693370
Obstetrics & Gynecology - Reproductive Endocrinology in San Antonio, TX

Active since May 01, 2007
150 E SONTERRA BLVD STE 220, SAN ANTONIO, TX 78258(210) 337-8453(210) 337-8452 Get Directions Write a Review

NPPES record last updated: July 15, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Ursula Balthazar M.d. NPPES

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

URSULA BALTHAZAR M.D. (NPI 1669693370) is an individual reproductive endocrinology provider in San Antonio, Texas, licensed in Texas (P8575) and active in the NPI registry since May 2007.

NPPES Registry Identity

NPI1669693370
Entity TypeIndividualFemale
Primary Taxonomy207VE0102X
Provider Legal NameURSULA BALTHAZARCredential: M.D.
Location Address150 E SONTERRA BLVD STE 220San Antonio, TX 78258-4185
Mailing AddressPo Box 632593Cincinnati, OH 45263-2593 · (713) 300-1123
Phone(210) 337-8453
Fax(210) 337-8452
Sole ProprietorYes
Enumeration DateMay 1, 2007
Last NPPES UpdateJuly 15, 2025
NPPES CertifiedJuly 15, 2025
✔ NPI 1669693370 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & Gynecology · Reproductive EndocrinologyAllopathic & Osteopathic Physicians
Taxonomy Code207VE0102X
License✔ Licensed in TX · P8575
Definition
An obstetrician/gynecologist who is capable of managing complex problems relating to reproductive endocrinology and infertility.
150 E SONTERRA BLVD STE 220, San Antonio, TX 78258
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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 ›

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. JENNIFER FLORA KNUDTSON M.D.
Obstetrics & Gynecology (Reproductive Endocrinology)
150 E SONTERRA BLVD STE 220
SAN ANTONIO, TX 78258
Bexar County (210) 337-8453
ASPIRE FERTILITY INSTITUTE, INC.
Obstetrics & Gynecology (Reproductive Endocrinology)
150 E SONTERRA BLVD STE 220
SAN ANTONIO, TX 78258
Bexar County (210) 405-6569
DR. COURTNEY MINNICK FAILOR M.D.
Obstetrics & Gynecology (Reproductive Endocrinology)
150 E SONTERRA BLVD STE 220
SAN ANTONIO, TX 78258
Bexar County (210) 337-8453

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 Ursula Balthazar's NPI number?

The NPI number for Ursula Balthazar is 1669693370. It was assigned to this individual provider in the NPPES registry on May 1, 2007.

Where is Ursula Balthazar located?

Ursula Balthazar practices at 150 E Sonterra Blvd Ste 220, San Antonio, TX 78258. The listed phone number is (210) 337-8453.

What is Ursula Balthazar's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Reproductive Endocrinology, with taxonomy code 207VE0102X.

What insurance does Ursula Balthazar accept?

Health plans from Blue Cross and Blue Shield of Texas list Ursula Balthazar 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 Ursula Balthazar was last updated on July 15, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months 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.