Madison Ann Weir , APRN, FNP-C
Nurse Practitioner β’ Austin, TX
900 W 38th St Ste 400
Austin, TX 787051141
This profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.
Practice Location & Contact Primary Location
900 W 38th St Ste 400
Austin, TX 787051141
Matched by practice address or phone in NPPES. A shared address or phone does not confirm that this clinician works there.
CMS Doctors and Clinicians lists 1 group name: St Davids Heart And Vascular Pllc. See the list
Source: CMS Doctors and Clinicians National Downloadable File, release date unavailable.
Listings do not confirm current availability, employment or a shared ownership network.
Medicare Profile & Education
Source: CMS Doctors and Clinicians National Downloadable File
2025
What Public CMS Data Show
Nurse Practitioner: NPPES taxonomy is a reported classification, not proof of board certification.
Open Payments general payments, program year 2025
All general payments: $378.23 across 12 records.
By nature of payment
- Food and Beverage: $378.23 across 12 records.
Reporting-company totals (3 largest of 4)
- Amgen Inc.: $297.17 across 9 records.
- Alnylam Pharmaceuticals Inc.: $37.88 across 1 record.
- United Therapeutics Corporation: $28.69 across 1 record.
A reported payment does not necessarily mean the financial relationship is improper and is not a measure of care quality. Clinicians can review and dispute these records.
Source: Calculated by T-MedInfo from CMS Open Payments general-payment records for program year 2025 (published June 30, 2026).
Years since graduation
1 years (graduated 2025)
CMS Doctors and Clinicians data list 2025 as the year this clinician finished professional school.
It tells you roughly how long ago the clinician finished school.
What this does not show: Years since graduation
It is not the number of years in practice, and more years does not mean better care.
Source: CMS Doctors and Clinicians National Downloadable File.
NPI first issued
2023
The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.
What this does not show: NPI first issued
NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.
Source: CMS NPPES NPI Registry.
Accepts Medicare assignment
CMS data list this clinician as accepting Medicare assignment. This means agreeing to take the Medicare-approved amount as full payment for covered services.
With Original Medicare, you usually pay only your deductible and coinsurance, and the office sends the claim to Medicare for you.
Medicare assignment applies to Original Medicare. It does not tell you whether the clinician is in a Medicare Advantage plan's network, accepts other insurance, or is taking new patients.
Source: CMS Doctors and Clinicians; Medicare.gov, βDoes your provider accept Medicare as full payment?β
Telehealth (some services)
Recent Medicare claims show this clinician provided some services by telehealth, such as a video or phone visit.
You may be able to have some visits without going to the office. Ask which visits can be done by telehealth.
What this does not show: Telehealth (some services)
It does not mean all services are offered by telehealth, or that telehealth is covered by your plan.
Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians.
Enrolled in Medicare (PECOS)
Madison Weir has a Medicare enrollment record in PECOS, the CMS system clinicians use to enroll so they can bill Medicare or order services for people with Medicare.
It does not show whether the clinician accepts assignment, is in your plan's network, or is taking new patients.
Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.
Can order Medicare-covered services
CMS lists Madison Weir as eligible to order or refer Medicare Part B clinical laboratory and imaging services, durable medical equipment (DME) and home health services for people with Medicare.
Medicare pays for these items and services only when they are ordered by an eligible clinician.
What this does not show: Can order Medicare-covered services
It does not mean the clinician offers these services directly.
Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.
Compared with the same specialty in Austin and Texas
227 active clinicians are listed under Nurse Practitioner with a practice address in Austin, TX (4,835 in Texas).
Addresses are self-reported to NPPES and may be out of date.
Telehealth indicator in Austin
10.6% of these 227 clinicians have the CMS telehealth indicator.
42.7% of these 227 clinicians are listed by CMS as accepting Medicare assignment.
CMS data by year
Changes may reflect reporting, coverage or privacy limits, not changes in care quality.
-
Industry payments (Open Payments)
CMS data for industry payments (Open Payments) are available for 2025 only.
Sources: CMS Open Payments (2025), CMS Doctors and Clinicians, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.
Text: T-MedInfo Β· Report an error.
Pharma & Medical Device Financial Disclosures
Payments and other transfers of value that drug and medical device companies reported to CMS Open Payments
Program year 2025 (payments made January 1 β December 31, 2025): 12 records totaling $378.23.
| Manufacturer | Payment Nature | Product | Type | Amount ($) |
|---|---|---|---|---|
| Amgen Inc. |
Food and Beverage
In-kind items and services
|
REPATHA | General | $130.59 |
| Amgen Inc. |
Food and Beverage
In-kind items and services
|
REPATHA | General | $78.04 |
| Alnylam Pharmaceuticals Inc. |
Food and Beverage
In-kind items and services
|
AMVUTTRA | General | $37.88 |
| United Therapeutics Corporation |
Food and Beverage
In-kind items and services
|
Tyvaso | General | $28.69 |
| Amgen Inc. |
Food and Beverage
In-kind items and services
|
REPATHA | General | $17.00 |
| Amgen Inc. |
Food and Beverage
In-kind items and services
|
REPATHA | General | $16.26 |
| Amgen Inc. |
Food and Beverage
In-kind items and services
|
REPATHA | General | $15.97 |
| SCPHARMACEUTICALS INC. |
Food and Beverage
In-kind items and services
|
FUROSCIX | General | $14.49 |
| Amgen Inc. |
Food and Beverage
In-kind items and services
|
REPATHA | General | $13.35 |
| Amgen Inc. |
Food and Beverage
In-kind items and services
|
REPATHA | General | $11.39 |
| Amgen Inc. |
Food and Beverage
In-kind items and services
|
REPATHA | General | $8.01 |
| Amgen Inc. |
Food and Beverage
In-kind items and services
|
REPATHA | General | $6.56 |
Source: CMS Open Payments, program year 2025, released June 30, 2026.
Specialties & License Numbers Reported to NPPES
Self-certified to NPPES: 2025-07-24NUCC Taxonomy Code: 363L00000X
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
Medicare (PECOS) Enrollment & Ordering Eligibility
Source: CMS PECOSPRACTITIONER - NURSE PRACTITIONER
I20250825001130
TX
6406356435
Sources: CMS Provider Enrollment and Order and Referring. Medicare enrollment is a billing status, not an accreditation or quality rating.
Medicare Group Practice Enrollments
Source: CMS Doctors and Clinicians National Downloadable File
St Davids Heart And Vascular Pllc
900 W 38th St, Austin, TX 787051141
Phone: 5122063600
Clinicians Sharing This Practice Address or Phone
Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.
Internal Medicine - Cardiovascular Disease
Doctor of Medicine (M.D.)
Physician Assistant - Medical
Physician Assistant (Certified)
Clinical Nurse Specialist - Adult Health
Clinical Nurse Specialist
Internal Medicine - Clinical Cardiac Electrophysiology
Doctor of Medicine (M.D.)
Nurse Practitioner - Acute Care
Nurse Practitioner
Internal Medicine - Cardiovascular Disease
Doctor of Medicine (M.D.)
Career & Practice History Timeline
Changes recorded in monthly NPPES data files: addresses, names, credentials, specialties and NPI status
Registered at 900 W 38TH ST STE 400, AUSTIN, TX 787051141 (Tel: 5122063600)
Recorded as MADISON WEIR, APRN, FNP-C
Nurse Practitioner (license number reported to NPPES: TX 1005814)
NPI status registered as active in NPPES database
Registered at 900 W 38TH ST STE 400, AUSTIN, TX 787051141 (Tel: 5122063600)
Registered at 11011 SLY BEAVER DR, AUSTIN, TX 787546065 (Tel: 5128046693)
Recorded as MADISON WEIR, RN
Registered Nurse (license number reported to NPPES: TX 1005814)
First registered as active Individual Practitioner in NPPES Database.
NPI Administrative Meta
Other Nurse Practitioners in Austin
- Courtney Ratheal, AGNP
- Matthew Mullen, FNP-C
- Stephen Berry
- Ariana Bradley, NP
- Carolyn Anderson, FNP-C
- Kimberly Catahan, NP
Mailing Address
900 W 38th St Ste 400
Austin, TX 787051141
Phone: 5122063600