William Kim, MD
NPI 1457302499 · Internal Medicine Physician · Torrance, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Kim, MD is a Internal Medicine Physician provider in Torrance, CA (NPI 1457302499).
Provider details
- NPI number
- 1457302499
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A41886 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 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
3,026 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 790 | $8 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 555 | $98 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 238 | $16 |
| X-Ray of Chest, 2 Views71046 | 191 | $38 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 190 | $193 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 119 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 458 | 136 |
| Rosuvastatin Calcium | 227 | 69 |
| Meloxicam | 204 | 49 |
| Losartan Potassium | 185 | 56 |
| Amlodipine Besylate | 167 | 51 |
| Azithromycin | 167 | 120 |
| Zolpidem Tartrate | 162 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-15
- Last updated
- 2013-10-23
Frequently asked questions
- What is William Kim's NPI number?
- William Kim's National Provider Identifier (NPI) is 1457302499, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Kim's specialty?
- William Kim is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Kim located?
- William Kim's practice location on file with NPPES is 3701 Skypark Dr, Torrance, CA 90505-4753.
- What is William Kim's phone number?
- The practice phone number listed in the NPPES registry for William Kim is (310) 373-1400.
- Does William Kim accept Medicare?
- William Kim is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Kim's NPI active?
- Yes — William Kim's NPI (1457302499) is active in the NPPES registry as of the last update on 2013-10-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.