Sonya Koo, MD
NPI 1386983138 · Nuclear Radiology Physician · Orange, CA
Enrolled with Medicare as Practitioner - Nuclear Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sonya Koo, MD is a Nuclear Radiology Physician provider in Orange, CA (NPI 1386983138).
Provider details
- NPI number
- 1386983138
- Entity type
- Individual
- Primary specialty
- Nuclear Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A110482 (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
13 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
- 2013-02-13
- Last updated
- 2025-10-27
- Certified
- 2025-10-27
Frequently asked questions
- What is Sonya Koo's NPI number?
- Sonya Koo's National Provider Identifier (NPI) is 1386983138, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sonya Koo's specialty?
- Sonya Koo is listed in the NPPES registry with a primary specialty of Nuclear Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Sonya Koo located?
- Sonya Koo's practice location on file with NPPES is 101 the City Dr S, Orange, CA 92868-3201.
- What is Sonya Koo's phone number?
- The practice phone number listed in the NPPES registry for Sonya Koo is (714) 456-8888.
- Does Sonya Koo accept Medicare?
- Sonya Koo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sonya Koo's NPI active?
- Yes — Sonya Koo's NPI (1386983138) is active in the NPPES registry as of the last update on 2025-10-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.