Allison Leung, M.D.
NPI 1407148224 · Internal Medicine Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Allison Leung, M.D. is a Internal Medicine Physician provider in Los Angeles, CA (NPI 1407148224).
Provider details
- NPI number
- 1407148224
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 136663 (CA)
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
15 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
529 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 161 | $90 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 101 | $44 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 97 | $117 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 57 | $77 |
| Administration of Influenza Virus VaccineG0008 | 50 | $35 |
| Admn Sarscov2 Vacc 1 Dose90480 | 29 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 44 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 205 | 62 |
| Amlodipine Besylate | 100 | 37 |
| Pravastatin Sodium | 84 | 25 |
| Losartan Potassium | 82 | 33 |
| Gabapentin | 80 | 32 |
| Levothyroxine Sodium | 52 | 21 |
| Lisinopril | 50 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-05-12
- Last updated
- 2015-11-04
Frequently asked questions
- What is Allison Leung's NPI number?
- Allison Leung's National Provider Identifier (NPI) is 1407148224, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Allison Leung's specialty?
- Allison Leung is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Allison Leung located?
- Allison Leung's practice location on file with NPPES is 11980 San Vicente Blvd, Los Angeles, CA 90049-5012.
- What is Allison Leung's phone number?
- The practice phone number listed in the NPPES registry for Allison Leung is (310) 208-7777.
- Does Allison Leung accept Medicare?
- Allison Leung is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Allison Leung's NPI active?
- Yes — Allison Leung's NPI (1407148224) is active in the NPPES registry as of the last update on 2015-11-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.