Sophia Lum, MD
NPI 1982752853 · Family Medicine Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sophia Lum, MD is a Family Medicine Physician provider in San Diego, CA (NPI 1982752853).
Provider details
- NPI number
- 1982752853
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A61366 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% 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 · 33 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 105 | 101 |
| Lisinopril | 90 | 86 |
| Amlodipine Besylate | 82 | 73 |
| Levothyroxine Sodium | 73 | 70 |
| Rosuvastatin Calcium | 62 | 56 |
| Losartan Potassium | 59 | 57 |
| Hydrocodone/Acetaminophen |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-08
- Last updated
- 2021-12-01
Frequently asked questions
- What is Sophia Lum's NPI number?
- Sophia Lum's National Provider Identifier (NPI) is 1982752853, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sophia Lum's specialty?
- Sophia Lum is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sophia Lum located?
- Sophia Lum's practice location on file with NPPES is 4647 Zion Ave, San Diego, CA 92120-2507.
- What is Sophia Lum's phone number?
- The practice phone number listed in the NPPES registry for Sophia Lum is (619) 528-5000.
- Does Sophia Lum accept Medicare?
- Sophia Lum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sophia Lum's NPI active?
- Yes — Sophia Lum's NPI (1982752853) is active in the NPPES registry as of the last update on 2021-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.