Peter Tsai, M.D.
NPI 1265684583 · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Honolulu, HI
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Peter Tsai, M.D. is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician provider in Honolulu, HI (NPI 1265684583).
Provider details
- NPI number
- 1265684583
- Entity type
- Individual
- Primary specialty
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- N1192 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
17 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
82 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Replacement of Aortic Valve Through the Skin and Femoral Artery33361 | 21 | $694 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 16 | $170 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 12 | $94 |
| Coronary Artery Bypass Using Artery Graft, 1 Graft33533 | 11 | $1,657 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 11 | $223 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$7,358 across 63 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-10-17
- Last updated
- 2018-11-02
Frequently asked questions
- What is Peter Tsai's NPI number?
- Peter Tsai's National Provider Identifier (NPI) is 1265684583, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Peter Tsai's specialty?
- Peter Tsai is listed in the NPPES registry with a primary specialty of Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (Allopathic & Osteopathic Physicians).
- Where is Peter Tsai located?
- Peter Tsai's practice location on file with NPPES is 550 S Beretania St Ste 702, Honolulu, HI 96813-2496.
- What is Peter Tsai's phone number?
- The practice phone number listed in the NPPES registry for Peter Tsai is (808) 691-8852.
- Does Peter Tsai accept Medicare?
- Peter Tsai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Peter Tsai's NPI active?
- Yes — Peter Tsai's NPI (1265684583) is active in the NPPES registry as of the last update on 2018-11-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.