Nicholas Chiou, MD
Pediatrics Physician · Whittier, CA
Nicholas Chiou, MD is a pediatrics physician with a practice address in Whittier, California, and NPI 1154680874, issued on May 15, 2012. Check the license (California A121678, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Nicholas Chiou
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- A121678 CA
Self-reported in NPPES; status is on the state search - Practice location
- 12470 Whittier Blvd, Whittier, CA 90602
- Phone
- (800) 823-4040
- Enumerated
- May 15, 2012
- Record last updated
- Dec 6, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 9,272 in California → Look up another NPI →
Also registered at 12470 Whittier Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Nicholas Chiou in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A121678Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Nicholas Chiou among 9,272 pediatrics physician records in California
Nicholas Chiou, MD 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 not. Its NPI, issued in 2012, is newer than 69% of them.
- NPI issued2012 · 69% of these records are older, 27% newer
- In a Medicare fileNo · 31% of these records are
- In the CMS Doctors and Clinicians fileNo · 8% of these records are
- Record last updated2021 · 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. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 9,272 in California → Every provider in Whittier → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Eliza Fernando, MDWhittier, CA 906021750593349
- Nicole Horvath, M.D.Whittier, CA 906021083783997
- Davis Lee, M.D.Whittier, CA 906021164506382
- Jenny Tsiang, M.D.Whittier, CA 906021790947356
- Aliya Ali, MDWhittier, CA 906011962513846
- Dinesh Ghiya, M.D.Whittier, CA 906031306959333
- Behzad Gilani, M.D.Whittier, CA 906031144321100
- Sylvia Gonzalez, M.D.Whittier, CA 906031265529176
Common questions
What is Nicholas Chiou, MD's NPI number?
Nicholas Chiou, MD's National Provider Identifier (NPI) is 1154680874, issued on May 15, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Nicholas Chiou, MD located?
The NPPES record lists a practice address at 12470 Whittier Blvd, Whittier, CA, 90602. Phone: (800) 823-4040. Providers update this record themselves, so call before visiting.
How can I verify Nicholas Chiou, MD's license?
NPPES lists California license number A121678, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.