MS. TERESA ANN KACERGUIS (APRN, ACNS-BC) – Family Nurse Practitioner, NPI 1043575806
Family Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
22,204 NURSE PRACTITIONER in TX
Provider Addresses for MS. TERESA ANN KACERGUIS (APRN, ACNS-BC)
408 W 45TH ST
AUSTIN, TX 787513014
Phone: (512) 451-5800
Fax: (512) 459-1399
Type: Mailing
3000 N IH 35
STE 635
AUSTIN, TX 787051804
Phone: (512) 320-1500
Fax: (512) 320-1588
Type: Location
3000 N Ih 35
STE 635
Austin, TX 787051804
Phone: (512) 320-1500
Fax: (512) 320-1588
Type: Location
300 E HIGHLAND MALL BLVD STE 1A
AUSTIN, TX 787523746
Phone: (512) 320-1500
Fax: (512) 459-1399
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 3 Open Payments records for all available years, with a total value of $172.
Total Amount is formed as General ($172) + Research ($0) + Ownership ($0) = $172.
Last reported payment date: 2024-06-18 • Largest payer in this snapshot: Ardelyx, Inc. ($117).
Total Amount
$172
General + Research + Ownership
Payments
3
Total payment records
General Amount
$172
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-06-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Ardelyx, Inc. | $117 |
| Aurinia Pharma U.S., Inc. | $28 |
| GlaxoSmithKline, LLC. | $26 |
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: 2013-06-24
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 |
|---|---|---|---|---|
| I20130624000627 | I | Nurse Practitioner | 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 |
|---|---|---|---|---|
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 278 | 126 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 204 | 120 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 124 | 114 | $0 |
| 99497 | Advance care planning, first 30 minutes | 56 | 47 | $0 |
| 90966 | Home dialysis services per month (20 years or older) | 39 | 29 | $0 |
Insurance plans in this area (ZIP 78751)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| NURSE PRACTITIONER | TX | 90966 | Home dialysis services per month, patient 20 years of age or older | 138 | 62 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| N E P H R O L O G Y | TX | |
| N E P H R O L O G Y | TX | |
| Nephrology, Internal Medicine | TX | |
| Nephrology, Internal Medicine | TX | |
| Nephrology, Internal Medicine | TX | |
| Nephrology, Internal Medicine | TX | |
| - | TX | |
| Internal Medicine, Nephrology | TX | |
| Nephrology, Internal Medicine | TX | |
| Nephrology, Internal Medicine | TX |
Reviews
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