Jieun Ahn
NPI 1225771173 · Internal Medicine Physician · Riverside, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jieun Ahn is a Internal Medicine Physician provider in Riverside, CA (NPI 1225771173).
Provider details
- NPI number
- 1225771173
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- A191571 (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
4 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
- 2022-04-19
- Last updated
- 2025-10-15
- Certified
- 2025-10-15
Frequently asked questions
- What is Jieun Ahn's NPI number?
- Jieun Ahn's National Provider Identifier (NPI) is 1225771173, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jieun Ahn's specialty?
- Jieun Ahn is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jieun Ahn located?
- Jieun Ahn's practice location on file with NPPES is 7117 Brockton Ave, Riverside, CA 92506-2658.
- What is Jieun Ahn's phone number?
- The practice phone number listed in the NPPES registry for Jieun Ahn is (951) 782-3619.
- Does Jieun Ahn accept Medicare?
- Jieun Ahn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jieun Ahn's NPI active?
- Yes — Jieun Ahn's NPI (1225771173) is active in the NPPES registry as of the last update on 2025-10-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.