Chi Si Choi, M.D.
NPI 1336182294 · Cardiovascular Disease Physician · Houston, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chi Si Choi, M.D. is a Cardiovascular Disease Physician provider in Houston, TX (NPI 1336182294).
Provider details
- NPI number
- 1336182294
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- F5863 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 79 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 203 | 63 |
| Atorvastatin Calcium | 173 | 57 |
| Pantoprazole Sodium | 120 | 29 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 107 | 17 |
| Apixabanbrand: Eliquis | 101 | 15 |
| Metoprolol Tartrate | 96 | 22 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$21 across 1 record (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
- 2006-06-14
- Last updated
- 2024-01-15
- Certified
- 2024-01-15
Frequently asked questions
- What is Chi Si Choi's NPI number?
- Chi Si Choi's National Provider Identifier (NPI) is 1336182294, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chi Si Choi's specialty?
- Chi Si Choi is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Chi Si Choi located?
- Chi Si Choi's practice location on file with NPPES is 3502 Liberty Rd, Houston, TX 77026-6243.
- What is Chi Si Choi's phone number?
- The practice phone number listed in the NPPES registry for Chi Si Choi is (713) 993-6000.
- Does Chi Si Choi accept Medicare?
- Chi Si Choi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chi Si Choi's NPI active?
- Yes — Chi Si Choi's NPI (1336182294) is active in the NPPES registry as of the last update on 2024-01-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.