Ellen Kim, MD
NPI 1891709440 · Pediatric Endocrinology Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ellen Kim, MD is a Pediatric Endocrinology Physician provider in Chicago, IL (NPI 1891709440).
Provider details
- NPI number
- 1891709440
- Entity type
- Individual
- Primary specialty
- Pediatric Endocrinology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 2017013312 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 1 Childrens Pl Ste CSte CSaint Louis, MO 63110-1002Phone: (314) 454-6051Fax: (314) 454-6225
Registry dates
- Enumerated
- 2006-07-28
- Last updated
- 2021-08-24
- Certified
- 2021-08-24
Frequently asked questions
- What is Ellen Kim's NPI number?
- Ellen Kim's National Provider Identifier (NPI) is 1891709440, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ellen Kim's specialty?
- Ellen Kim is listed in the NPPES registry with a primary specialty of Pediatric Endocrinology Physician (Allopathic & Osteopathic Physicians).
- Where is Ellen Kim located?
- Ellen Kim's practice location on file with NPPES is 225 E Chicago Ave # 54, Chicago, IL 60611-2991.
- What is Ellen Kim's phone number?
- The practice phone number listed in the NPPES registry for Ellen Kim is (312) 227-6091.
- Does Ellen Kim accept Medicare?
- Ellen Kim is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ellen Kim's NPI active?
- Yes — Ellen Kim's NPI (1891709440) is active in the NPPES registry as of the last update on 2021-08-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.