Quynh-Uyen Bui, M.D.
NPI 1699702837 · Internal Medicine Physician · Baytown, TX
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Quynh-Uyen Bui, M.D. is a Internal Medicine Physician provider in Baytown, TX (NPI 1699702837).
Provider details
- NPI number
- 1699702837
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- L6303 (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 tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
709 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 416 | $117 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 125 | $112 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 101 | $173 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 25 | $76 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 25 | $81 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 17 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 74 | 54 |
| Apixabanbrand: Eliquis | 71 | 35 |
| Furosemide | 53 | 42 |
| Metoprolol Tartrate | 38 | 31 |
| Atorvastatin Calcium | 37 | 28 |
| Hydralazine Hcl | 37 | 23 |
| Cefdinir | 34 | 33 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-26
- Last updated
- 2011-04-11
Frequently asked questions
- What is Quynh-Uyen Bui's NPI number?
- Quynh-Uyen Bui's National Provider Identifier (NPI) is 1699702837, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Quynh-Uyen Bui's specialty?
- Quynh-Uyen Bui is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Quynh-Uyen Bui located?
- Quynh-Uyen Bui's practice location on file with NPPES is 4301 Garth Road, Ste 400, Baytown, TX 77532-2122.
- What is Quynh-Uyen Bui's phone number?
- The practice phone number listed in the NPPES registry for Quynh-Uyen Bui is (713) 614-4475.
- Does Quynh-Uyen Bui accept Medicare?
- Quynh-Uyen Bui is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Quynh-Uyen Bui's NPI active?
- Yes — Quynh-Uyen Bui's NPI (1699702837) is active in the NPPES registry as of the last update on 2011-04-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.