Judy Kwan, MD
NPI 1538211909 · Internal Medicine Physician · Bellflower, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Judy Kwan, MD is a Internal Medicine Physician provider in Bellflower, CA (NPI 1538211909).
Provider details
- NPI number
- 1538211909
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A79486 (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 · 110 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 758 | 258 |
| Amlodipine Besylate | 500 | 180 |
| Lisinopril | 372 | 129 |
| Losartan Potassium | 350 | 124 |
| Levothyroxine Sodium | 290 | 91 |
| Rosuvastatin Calcium | 272 | 100 |
| Metformin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-17
- Last updated
- 2021-11-30
Frequently asked questions
- What is Judy Kwan's NPI number?
- Judy Kwan's National Provider Identifier (NPI) is 1538211909, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Judy Kwan's specialty?
- Judy Kwan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Judy Kwan located?
- Judy Kwan's practice location on file with NPPES is 9400 Rosecrans Ave, Bellflower, CA 90706-2246.
- What is Judy Kwan's phone number?
- The practice phone number listed in the NPPES registry for Judy Kwan is (562) 461-3000.
- Does Judy Kwan accept Medicare?
- Judy Kwan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Judy Kwan's NPI active?
- Yes — Judy Kwan's NPI (1538211909) is active in the NPPES registry as of the last update on 2021-11-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.