Diane Kim, MD
NPI 1598824252 · Internal Medicine Physician · Santa Ana, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diane Kim, MD is a Internal Medicine Physician provider in Santa Ana, CA (NPI 1598824252).
Provider details
- NPI number
- 1598824252
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A60719 (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 · 64 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 474 | 157 |
| Lisinopril | 238 | 75 |
| Losartan Potassium | 232 | 75 |
| Metformin Hcl | 170 | 58 |
| Levothyroxine Sodium | 155 | 55 |
| Amlodipine Besylate | 140 | 52 |
| Rosuvastatin Calcium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-08
- Last updated
- 2021-11-30
Frequently asked questions
- What is Diane Kim's NPI number?
- Diane Kim's National Provider Identifier (NPI) is 1598824252, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Kim's specialty?
- Diane Kim is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Diane Kim located?
- Diane Kim's practice location on file with NPPES is 2212 E 4th St, Santa Ana, CA 92705-3870.
- What is Diane Kim's phone number?
- The practice phone number listed in the NPPES registry for Diane Kim is (714) 288-3230.
- Does Diane Kim accept Medicare?
- Diane Kim is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diane Kim's NPI active?
- Yes — Diane Kim's NPI (1598824252) 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.