Stephanie Bui, MD
NPI 1609806744 · Internal Medicine Physician · Los Angeles, CA
Stephanie Bui, MD is a Internal Medicine Physician provider in Los Angeles, CA (NPI 1609806744).
Provider details
- NPI number
- 1609806744
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD421877 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
70 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 29 | $102 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 16 | $56 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 13 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 12 | $131 |
Typical Medicare-allowed amounts for these services range $9–$131 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 57 | 25 |
| Rosuvastatin Calcium | 56 | 26 |
| Levothyroxine Sodium | 47 | 21 |
| Losartan Potassium | 39 | 12 |
| Amlodipine Besylate | 31 | 13 |
| Lisinopril | 20 | — |
| Hydrochlorothiazide |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-04
- Last updated
- 2024-05-08
- Certified
- 2024-05-08
Frequently asked questions
- What is Stephanie Bui's NPI number?
- Stephanie Bui's National Provider Identifier (NPI) is 1609806744, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephanie Bui's specialty?
- Stephanie Bui is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Stephanie Bui located?
- Stephanie Bui's practice location on file with NPPES is Ucla Arthur Ashe Health and Wellness Center, Los Angeles, CA 90095.
- What is Stephanie Bui's phone number?
- The practice phone number listed in the NPPES registry for Stephanie Bui is (310) 825-4073.
- Is Stephanie Bui's NPI active?
- Yes — Stephanie Bui's NPI (1609806744) is active in the NPPES registry as of the last update on 2024-05-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.