Ngan Lai, M.D.
NPI 1992125637 · Student in an Organized Health Care Education/Training Program · Los Angeles, CA
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Provider details
- NPI number
- 1992125637
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 yrs in NPPES registry
- Profile completeness38% of score
83% 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 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 323 | 99 |
| Insulin Glargine-Yfgn | 105 | 35 |
| Alendronate Sodium | 97 | 36 |
| Semaglutidebrand: Ozempic | 92 | 16 |
| Methimazole | 90 | 31 |
| Insulin Lisprobrand: Humalog | 63 | 25 |
| Insulin Lisprobrand: Humalog Kwikpen U-100 | 41 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-04-21
- Last updated
- 2022-01-10
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.