Maria Kim, M.D.
NPI 1447784590 · Family Medicine Physician · Tustin, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maria Kim, M.D. is a Family Medicine Physician provider in Tustin, CA (NPI 1447784590).
Provider details
- NPI number
- 1447784590
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A160291 (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
9 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
250 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 73 | $115 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 62 | $85 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 55 | $107 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 23 | $56 |
| Automated Urinalysis Test81003 | 14 | $2 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 78 | 28 |
| Amlodipine Besylate | 55 | 17 |
| Losartan Potassium | 48 | 16 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 39 | — |
| Olmesartan Medoxomil | 30 | — |
| Famotidine | 28 | — |
| Gabapentin | 24 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-04-15
- Last updated
- 2023-02-21
- Certified
- 2023-02-21
Frequently asked questions
- What is Maria Kim's NPI number?
- Maria Kim's National Provider Identifier (NPI) is 1447784590, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Kim's specialty?
- Maria Kim is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Maria Kim located?
- Maria Kim's practice location on file with NPPES is 1451 Irvine Blvd, Tustin, CA 92780-3804.
- What is Maria Kim's phone number?
- The practice phone number listed in the NPPES registry for Maria Kim is (714) 838-8878.
- Does Maria Kim accept Medicare?
- Maria Kim is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maria Kim's NPI active?
- Yes — Maria Kim's NPI (1447784590) is active in the NPPES registry as of the last update on 2023-02-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.