Chulhwe Koo, M.D.
Pediatrics Physician · Riverside, CA
Chulhwe Koo, M.D. is a pediatrics physician with a practice address in Riverside, California, and NPI 1588628408, issued on Apr 17, 2006. Check the license (California A45580, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Chulhwe Koo
- Credential
- M.D.
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- A45580 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3975 Jackson St, Riverside, CA 92503
- Phone
- (951) 352-5070
- Enumerated
- Apr 17, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (951) 352-4241
- Medicaid ID
- 00A455800 CA
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 9,272 in California → Look up another NPI →
Also registered at 3975 Jackson St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nayeema Ahmed, M.D.Obstetrics Physician1063410280
- Judith Bedoy, M.DPediatrics Physician1396831145
- Robert Bonner, M.D.Endocrinology, Diabetes & Metabolism Physician1497862684
- Peter Chang, MDStudent in an Organized Health Care Education/Training Program1184667560
- Roger Cheng, M.D.Internal Medicine Physician1265458301
- Annette Conrad, MPA, MPTPhysician Assistant1689780843
Verify Chulhwe Koo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A45580Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average pediatrics physician in 2024
55 Medicare Part D claims, against an average of 375 among the 5,609 providers of this specialty who prescribed in Part D. Brand-name drugs were 25% of claims.
Most prescribed
- Simvastatin11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $21.43
1 payment: food and beverage; the largest payer was Pfizer Inc. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Chulhwe Koo among 9,272 pediatrics physician records in California
Chulhwe Koo, M.D. is one of 9,272 pediatrics physician records with a practice address in California. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 56% newer
- In a Medicare fileYes · 31% of these records are
- In the CMS Doctors and Clinicians fileNo · 8% of these records are
- Record last updated2007 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatrics Physician providers in California
There are 9,272 pediatrics physician records in California.
All 9,272 in California → Every provider in Riverside → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Judith Bedoy, M.DRiverside, CA 925031396831145
- Nicole Bostic, MDRiverside, CA 925031417159161
- Richard Cabrera, MDRiverside, CA 925031285011387
- Mina Ghebrial, M.D.Riverside, CA 925031366537045
- Joshua Kanji, M.D.Riverside, CA 925031396271797
- Aruna Pallapati, M.D.Riverside, CA 925031750564779
- Alma Salazar, M.D.Riverside, CA 925031477524601
- Cecilia Smith, MDRiverside, CA 925031285721704
Common questions
What is Chulhwe Koo, M.D.'s NPI number?
Chulhwe Koo, M.D.'s National Provider Identifier (NPI) is 1588628408, issued on Apr 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Chulhwe Koo, M.D. located?
The NPPES record lists a practice address at 3975 Jackson St, Riverside, CA, 92503. Phone: (951) 352-5070. Providers update this record themselves, so call before visiting.
How can I verify Chulhwe Koo, M.D.'s license?
NPPES lists California license number A45580, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Chulhwe Koo, M.D. prescribe under Medicare Part D?
In 2024, Chulhwe Koo, M.D. had 55 Medicare Part D claims; the average among pediatrics physician prescribers was 375. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.