Jean Bernadette Ong Kian Koc, M.D.
NPI 1538321732 · Student in an Organized Health Care Education/Training Program · Riverside, CA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jean Bernadette Ong Kian Koc, M.D. is a Student in an Organized Health Care Education/Training Program provider in Riverside, CA (NPI 1538321732).
Provider details
- NPI number
- 1538321732
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MT192103 (PA)
Specialties & taxonomies
- Student in an Organized Health Care Education/Training ProgramPrimary390200000XLicense MT192103 (PA)
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-C | 413 | 384 |
| Pantoprazole Sodium | 239 | 87 |
| Lubiprostone | 117 | 36 |
| Omeprazole | 115 | 53 |
| Rifaximinbrand: Xifaxan | 44 | 15 |
| Colestipol Hcl | 38 | 13 |
| Cholestyramine (with Sugar)brand: Cholestyramine | 34 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-06-28
- Last updated
- 2021-11-29
Frequently asked questions
- What is Jean Bernadette Ong Kian Koc's NPI number?
- Jean Bernadette Ong Kian Koc's National Provider Identifier (NPI) is 1538321732, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jean Bernadette Ong Kian Koc's specialty?
- Jean Bernadette Ong Kian Koc is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Jean Bernadette Ong Kian Koc located?
- Jean Bernadette Ong Kian Koc's practice location on file with NPPES is 6405 Day St, Riverside, CA 92507-0901.
- What is Jean Bernadette Ong Kian Koc's phone number?
- The practice phone number listed in the NPPES registry for Jean Bernadette Ong Kian Koc is (951) 683-6370.
- Does Jean Bernadette Ong Kian Koc accept Medicare?
- Jean Bernadette Ong Kian Koc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jean Bernadette Ong Kian Koc's NPI active?
- Yes — Jean Bernadette Ong Kian Koc's NPI (1538321732) is active in the NPPES registry as of the last update on 2021-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.