Jay Siu, DO
NPI 1689023160 · General Practice Physician · Eagle Pass, TX
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jay Siu, DO is a General Practice Physician provider in Eagle Pass, TX (NPI 1689023160).
Provider details
- NPI number
- 1689023160
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- Yes
- License
- S2899 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lisinopril | 74 | 29 |
| Atorvastatin Calcium | 68 | 26 |
| Gabapentin | 55 | 19 |
| Metformin Hcl | 36 | 21 |
| Levothyroxine Sodium | 35 | — |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 34 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-06-06
- Last updated
- 2025-01-17
- Certified
- 2025-01-17
Frequently asked questions
- What is Jay Siu's NPI number?
- Jay Siu's National Provider Identifier (NPI) is 1689023160, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jay Siu's specialty?
- Jay Siu is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Jay Siu located?
- Jay Siu's practice location on file with NPPES is 2525 N Veterans Blvd, Eagle Pass, TX 78852-3302.
- What is Jay Siu's phone number?
- The practice phone number listed in the NPPES registry for Jay Siu is (830) 773-5358.
- Does Jay Siu accept Medicare?
- Jay Siu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jay Siu's NPI active?
- Yes — Jay Siu's NPI (1689023160) is active in the NPPES registry as of the last update on 2025-01-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.