DR. TERESA LYNN IRWIN (MD) – Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician, NPI 1255330064
Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,164 OBSTETRICS/GYNECOLOGY in TX
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Provider Addresses for DR. TERESA LYNN IRWIN (MD)
1305, Wonder World Drive, Mockingbird Hills, San Marcos, Hays County, Texas, 78666, United States
SUITE 209
SAN MARCOS, TX 786667546
Phone: (512) 396-7575
Fax: (512) 396-7555
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 74 Open Payments records for all available years, with a total value of $10,430.
Total Amount is formed as General ($10,430) + Research ($0) + Ownership ($0) = $10,430.
Last reported payment date: 2024-12-04 • Largest payer in this snapshot: Astellas Pharma US Inc ($9,490).
Total Amount
$10,430
General + Research + Ownership
Payments
74
Total payment records
General Amount
$10,430
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
2
Ownership records
Last Payment Date
2024-12-04
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Astellas Pharma US Inc | $9,490 |
| ABBVIE INC. | $467 |
| Axonics, Inc. | $253 |
| Sumitomo Pharma America, Inc. | $43 |
| COLOPLAST CORP | $22 |
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: 2012-03-27
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 |
|---|---|---|---|---|
| I20120327000616 | 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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| J0585 | Injection, onabotulinumtoxina, 1 unit | 2,700 | 16 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 227 | 148 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 195 | 145 | $0 |
| 81002 | Urinalysis, manual test | 194 | 132 | $0 |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 80 | 68 | $0 |
Insurance plans in this area (ZIP 78666)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| OBSTETRICS/GYNECOLOGY | TX | 51798 | Ultrasound measurement of bladder capacity after voiding | 38 | 38 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| O B S T E T R I C S/ G Y N E C O L O G Y | TX | |
| O B S T E T R I C S/ G Y N E C O L O G Y | TX | |
| O B S T E T R I C S/ G Y N E C O L O G Y | TX | |
| - | TX | |
| - | TX | |
| O B S T E T R I C S/ G Y N E C O L O G Y | TX | |
| O B S T E T R I C S/ G Y N E C O L O G Y | TX | |
| O B S T E T R I C S/ G Y N E C O L O G Y | TX | |
| Physician Assistant | TX | |
| - | TX |
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