Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Obstetrics/Gynecology

Blanca A. Duncan, MD

Sees patients in Round Rock, TX · Kyle, TX · Texas

Summary

Blanca A. Duncan, MD (Obstetrics/Gynecology) is enrolled with Medicare at 2 practice locations in Round Rock, TX and Kyle, TX. NPI 1902008253. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Blanca A. Duncan, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Obstetrics/GynecologyPrimary specialty
YesAccepts Medicare assignment
19Years since medical school (graduated 2007)
FemaleGender (as listed)
Seton Family of DoctorsGroup practice

Quick answers

Where does Blanca A. Duncan see patients?
Medicare's clinician data lists 2 practice locations, including Round Rock, TX and Kyle, TX. Call before your visit to confirm the address.
What is Blanca A. Duncan's specialty?
Medicare lists Obstetrics/Gynecology as the primary specialty.
Does Blanca A. Duncan accept Medicare assignment?
Yes. Medicare's clinician data says Blanca A. Duncan accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Blanca A. Duncan?
(512) 504-5000, as listed in official Medicare / NPI Registry data.
What is Blanca A. Duncan's NPI number?
1902008253. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Blanca A. Duncan is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Blanca A. Duncan as a member of this group (CMS data updated 2026-10-02).

  • Seton Family of Doctors792 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Texas →

Other OB-GYNs in Round Rock

Clinicians with the same Medicare primary specialty in Round Rock, TX — not a recommendation.

All OB-GYNs in Round Rock →

Clinician information

CredentialMD
Graduation year2007
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1902008253
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians