Calvin Kim MD Internal Medicine
NPI 1154978831 · Primary Care Clinic/Center · Los Angeles, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Calvin Kim MD Internal Medicine is a Primary Care Clinic/Center organization in Los Angeles, CA (NPI 1154978831).
Provider details
- NPI number
- 1154978831
- Entity type
- Organization
- Primary specialty
- Primary Care Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Calvin Kim, President/Ceo(213) 487-4141
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-08-19
- Last updated
- 2020-03-24
- Certified
- 2020-03-24
Frequently asked questions
- What is Calvin Kim MD Internal Medicine's NPI number?
- Calvin Kim MD Internal Medicine's National Provider Identifier (NPI) is 1154978831, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Calvin Kim MD Internal Medicine?
- Calvin Kim MD Internal Medicine is classified in the NPPES registry as Primary Care Clinic/Center (Ambulatory Health Care Facilities).
- Where is Calvin Kim MD Internal Medicine located?
- Calvin Kim MD Internal Medicine's practice location on file with NPPES is 4220 W 3rd St Ste 201, Los Angeles, CA 90020-3450.
- What is Calvin Kim MD Internal Medicine's phone number?
- The practice phone number listed in the NPPES registry for Calvin Kim MD Internal Medicine is (213) 487-4141.
- Does Calvin Kim MD Internal Medicine accept Medicare?
- Calvin Kim MD Internal Medicine is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Calvin Kim MD Internal Medicine?
- The authorized official listed on Calvin Kim MD Internal Medicine's NPPES record is Calvin Kim, President/Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Calvin Kim MD Internal Medicine's NPI active?
- Yes — Calvin Kim MD Internal Medicine's NPI (1154978831) is active in the NPPES registry as of the last update on 2020-03-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.