Chaiyaporn Boonchalermvichian, MD
Hematology & Oncology Physician · Downey, CA
Chaiyaporn Boonchalermvichian, MD is a hematology & oncology physician with a practice address in Downey, California, and NPI 1801046867, issued on Sep 26, 2008. Check the license (California A112439, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Chaiyaporn Boonchalermvichian
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License numbers
- A112439 CA
01098101A IN
2008014384 MO
Self-reported in NPPES; status is on the state search - Practice location
- 11480 Brookshire Ave, Downey, CA 90241
- Phone
- (562) 869-1201
- Enumerated
- Sep 26, 2008
- Record last updated
- Oct 24, 2025
- Fax
- (562) 869-1281
- Medicare enrollment
- Enrolled (PECOS I20251030001398); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 1,583 in California → Look up another NPI →
Also registered at 11480 Brookshire Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Richy Agajanian, M.D.Hematology & Oncology Physician1922116664
- Nelly Awkar Lazo, M.DHematology & Oncology Physician1326351537
- Elias Ayoub, M.D.Otolaryngology Physician1568400885
- David Berger, MDEndocrinology, Diabetes & Metabolism Physician1881683944
- Gaurang Chaurushia, MDGastroenterology Physician1538126131
- Shin Chiu, M.D.Specialist1851323794
Verify Chaiyaporn Boonchalermvichian in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A112439Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- IU Health Medical Group LLCIndianapolis, IN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Chaiyaporn Boonchalermvichian among 1,583 hematology & oncology physician records in California
Chaiyaporn Boonchalermvichian, MD is one of 1,583 hematology & oncology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 60% of them.
- NPI issued2008 · 60% of these records are older, 34% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated1998 · median 2003 among the 1,124 with a school on file
- Record last updated2025 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in California
There are 1,583 hematology & oncology physician records in California.
All 1,583 in California → Every provider in Downey → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Richy Agajanian, M.D.Downey, CA 902411922116664
- Nelly Awkar Lazo, M.DDowney, CA 902411326351537
- Brian Chun Fang Cheng, M.D.Downey, CA 902411215315940
- Soo Chung, M.D.Downey, CA 902411245293729
- Howard Fellows, M.D.Downey, CA 902411659365526
- Anthony Giorgio, MDDowney, CA 902411801902721
- Haydee Gonzalez Hidalgo, MDDowney, CA 902411912071481
- Balaganesh Gopurala, MDDowney, CA 902411316967854
Common questions
What is Chaiyaporn Boonchalermvichian, MD's NPI number?
Chaiyaporn Boonchalermvichian, MD's National Provider Identifier (NPI) is 1801046867, issued on Sep 26, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Chaiyaporn Boonchalermvichian, MD located?
The NPPES record lists a practice address at 11480 Brookshire Ave, Downey, CA, 90241. Phone: (562) 869-1201. Providers update this record themselves, so call before visiting.
How can I verify Chaiyaporn Boonchalermvichian, MD's license?
NPPES lists California license number A112439, 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. 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.