DR. WILLIAM MATTHEW BARTEK (M.D) – Critical Care Medicine (Internal Medicine) Physician, NPI 1598722522
Critical Care Medicine (Internal Medicine) Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,186 PULMONARY DISEASE in TX
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Provider Addresses for DR. WILLIAM MATTHEW BARTEK (M.D)
5920, West William Cannon Drive, Austin, Travis County, Texas, 78749, United States
BLDG 1 STE 150
AUSTIN, TX 787491902
Phone: (512) 441-9799
Fax: (512) 441-9814
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 199 Open Payments records for all available years, with a total value of $122,992.
Total Amount is formed as General ($122,992) + Research ($0) + Ownership ($0) = $122,992.
Last reported payment date: 2024-12-17 • Largest payer in this snapshot: Intuitive Surgical, Inc. ($122,022).
Total Amount
$122,992
General + Research + Ownership
Payments
199
Total payment records
General Amount
$122,992
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-17
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Intuitive Surgical, Inc. | $122,022 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $236 |
| Insmed, Inc. | $124 |
| GlaxoSmithKline, LLC. | $106 |
| United Therapeutics Corporation | $96 |
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: 2004-06-02
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 |
|---|---|---|---|---|
| I20040602000361 | I | Pulmonary Disease | 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 |
|---|---|---|---|---|
| 94726 | Test to determine lung volumes using sensors | 326 | 280 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 325 | 227 | $0 |
| 94729 | Test to examine how well the lungs exchange gases | 321 | 276 | $0 |
| 94375 | Test to measure rate of airflow | 318 | 275 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 219 | 163 | $0 |
Insurance plans in this area (ZIP 78749)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| PULMONARY DISEASE | TX | 94060 | Measurement and graphic recording of the amount and speed of breathed air, before and following medication administration | 87 | 85 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Pulmonary Disease, Internal Medicine | TX | |
| Pulmonary Disease, Internal Medicine | MI | |
| Critical Care (Intensivists) | TX | |
| Certified Clinical Nurse Specialist (Cns) | TX | |
| Internal Medicine | TX | |
| Critical Care (Intensivists), Pulmonary Disease | TX | |
| Internal Medicine, Pulmonary Disease | TX | |
| Internal Medicine, Critical Care (Intensivists), Pulmonary Disease | TX | |
| Critical Care (Intensivists), Internal Medicine | TX |
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