DR. THERESA LYNN STEWART (M.D) – Maternal & Fetal Medicine Physician, NPI 1003859901
Maternal & Fetal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,164 OBSTETRICS/GYNECOLOGY in TX
Provider Addresses for DR. THERESA LYNN STEWART (M.D)
1100 WILFORD HALL LOOP BLDG 4554
SAN ANTONIO, TX 782365638
Phone: (210) 671-5433
Type: Location
1100 Wilford Hall Loop Bldg 4554
San Antonio, TX 782365638
Phone: (210) 671-5433
Type: Location
5414 Fredericksburg Rd
Suite 200
San Antonio, TX 782293641
Phone: (210) 614-2209
Fax: (210) 641-5714
Type: Location
620 S Fleishel Ave
Tyler, TX 757012041
Phone: (903) 606-4900
Type: Location
Band Box Place, Dallas, Dallas County, Texas, 75244, United States
DALLAS, TX 752846098
Phone: (903) 324-6400
Type: Mailing
8300 FLOYD CURL DR
SAN ANTONIO, TX 782293931
Phone: (210) 450-9500
Fax: (210) 450-6027
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
Loading prescription activity...
Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2005-09-13
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20050913000501 | I | Obstetrics/Gynecology | TX | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 78236)
Loading plans...
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | TX | |
| - | TX | |
| - | TX | |
| Internal Medicine, Hospitalist | TX | |
| - | TX | |
| - | TX | |
| Internal Medicine, Hematology/Oncology | TX | |
| - | TX | |
| Hematology/Oncology, Medical Oncology | TX | |
| - | TX |
Reviews
All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.
No reviews yet. Be the first to share your experience — your opinion helps families compare providers.