Patrick Tsai, MD
NPI 1346418274 · Ophthalmology Physician · Tucson, AZ
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Patrick Tsai, MD is a Ophthalmology Physician provider in Tucson, AZ (NPI 1346418274).
Provider details
- NPI number
- 1346418274
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 42243 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 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
5,807 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) |
|---|---|---|
| Established Patient Problem Focused Exam of Visual System92012 | 1,190 | $89 |
| Established Patient Complete Exam of Visual System92014 | 843 | $125 |
| Exam of Visual Field With Extended Testing92083 | 791 | $63 |
| Photography of the Retina92250 | 699 | $36 |
| Imaging of Optic Nerve92133 | 694 | $34 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 282 | $24 |
| New Patient Complete Exam of Visual System |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 1,033 | 344 |
| Timolol Maleate | 595 | 182 |
| Prednisolone Acetate | 471 | 336 |
| Bimatoprostbrand: Lumigan | 410 | 127 |
| Brimonidine Tartrate | 389 | 128 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 380 | 118 |
| Ofloxacin | 335 | 256 |
| Ketorolac Tromethamine |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,227 across 24 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
- 2008-02-13
- Last updated
- 2025-04-03
- Certified
- 2025-04-03
Frequently asked questions
- What is Patrick Tsai's NPI number?
- Patrick Tsai's National Provider Identifier (NPI) is 1346418274, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Patrick Tsai's specialty?
- Patrick Tsai is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Patrick Tsai located?
- Patrick Tsai's practice location on file with NPPES is 5979 E Grant Rd Ste 107, Tucson, AZ 85712-2368.
- What is Patrick Tsai's phone number?
- The practice phone number listed in the NPPES registry for Patrick Tsai is (520) 535-2588.
- Does Patrick Tsai accept Medicare?
- Patrick Tsai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Patrick Tsai's NPI active?
- Yes — Patrick Tsai's NPI (1346418274) is active in the NPPES registry as of the last update on 2025-04-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.