JOANNE E TSAI (MD) – Cardiovascular Disease Physician, NPI 1346260148
Cardiovascular Disease Physician
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Profile Insights
NPPES metrics only — not quality of care.
3,016 CARDIOVASCULAR DISEASE (CARDIOLOGY) in CA
Provider Addresses for JOANNE E TSAI (MD)
34 Mark West Springs Rd
Santa Rosa, CA 954031766
Phone: (707) 573-5200
Fax: (707) 573-5417
Type: Location
7800, Shoal Creek Boulevard, North Shoal Creek, Austin, Travis County, Texas, 78757, United States
SUITE 205N
AUSTIN, TX 787571098
Phone: (512) 206-4341
Fax: (512) 407-1947
Type: Mailing
Heart Hospital of Austin, 3801, North Lamar Boulevard, Rosedale, Austin, Travis County, Texas, 78756, United States
SUITE 300
AUSTIN, TX 787564080
Phone: (512) 206-3600
Fax: (512) 206-3604
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 23 Open Payments records for all available years, with a total value of $512.
Total Amount is formed as General ($512) + Research ($0) + Ownership ($0) = $512.
Last reported payment date: 2024-12-04 • Largest payer in this snapshot: Novartis Pharmaceuticals Corporation ($141).
Total Amount
$512
General + Research + Ownership
Payments
23
Total payment records
General Amount
$512
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-04
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2024-03-07
PECOS data refreshed: 2026-06-15
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20110524000801 | I | Cardiovascular Disease (Cardiology) | CA | TBD |
| I20240307003607 | I | Cardiovascular Disease (Cardiology) | MT | 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 |
|---|---|---|---|---|
| 93306 | Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 284 | 273 | $0 |
| 93005 | Routine electrocardiogram (ecg) using at least 12 leads with tracing | 27 | 22 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 18 | 18 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 13 | 13 | $0 |
Insurance plans in this area (ZIP 95403)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | TX | 93010 | Routine electrocardiogram (EKG) using at least 12 leads with interpretation and report | 62 | 52 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine, Cardiac Electrophysiology, Cardiovascular Disease (Cardiology) | CA | |
| Cardiovascular Disease (Cardiology), Internal Medicine, Interventional Cardiology | CA | |
| Critical Care (Intensivists), Internal Medicine | MO | |
| Pulmonary Disease, Critical Care (Intensivists) | CA | |
| Pulmonary Disease, Critical Care (Intensivists) | CA | |
| Critical Care (Intensivists), Pulmonary Disease | CA | |
| - | NY | |
| Anesthesiology, Critical Care (Intensivists), Critical Care (Intensivists), Anesthesiology | OR | |
| Cardiovascular Disease (Cardiology) | CA | |
| - | CA |
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