That Nam Tran Sony Ton, MD
Pediatric Nephrology Physician · Orange, CA
That Nam Tran Sony Ton, MD is a pediatric nephrology physician with a practice address in Orange, California, and NPI 1366897274, issued on Apr 28, 2016. Check the license (California A140320, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- That Nam Tran Sony Ton
- Credential
- MD
- Primary taxonomy
- Pediatric Nephrology Physician 2080P0210X
- License number
- A140320 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1201 W LA Veta Ave, Orange, CA 92868
- Phone
- (714) 509-8324
- Enumerated
- Apr 28, 2016
- Record last updated
- Jan 23, 2025
- Entity
- Type 1 · individual
8 nearest pediatric nephrology physician records → All 116 in California → Look up another NPI →
Also registered at 1201 W LA Veta Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sarah AbbamontoClinical Social Worker1396268553
- Yesenia Acosta, ACSWClinical Social Worker1114744513
- Natalie Adame, PNPPrimary Care Nurse Practitioner1750993622
- David Adams, M.D.Neurology with Special Qualifications in Child Neurology Physician1497109722
- William Adelman, M.D.Pediatric Adolescent Medicine Physician1831191386
- Isela Aguirre Verdugo, LCSWClinical Social Worker1316465834
Verify That Nam Tran Sony Ton in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A140320Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
57% fewer Medicare Part D claims than the average pediatric nephrology physician in 2024
29 Medicare Part D claims, against an average of 67 among the 387 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
That Nam Tran Sony Ton among 116 pediatric nephrology physician records in California
That Nam Tran Sony Ton, MD is one of 116 pediatric nephrology physician records with a practice address in California. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 79% of them.
- NPI issued2016 · 79% of these records are older, 17% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileNo · 53% of these records are
- Record last updated2025 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0210X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatric Nephrology Physician providers in California
There are 116 pediatric nephrology physician records in California.
All 116 in California → Every provider in Orange → Pediatric Nephrology Physician nationwide →
The 8 pediatric nephrology physician records with the nearest ZIP codes
- Dorit Ben-Ezer, MDOrange, CA 928681831289909
- Katherine Mai, MDOrange, CA 928681083118905
- Shoba Narayan, M.D.Orange, CA 928681841516093
- John Nguyen, M.D.Orange, CA 928681902006075
- Deepak Rajpoot, MDOrange, CA 928681790734648
- Kavita Sharma, MDOrange, CA 928681366530164
- Patricia Veiga, MDOrange, CA 928681982792602
- Donald Prime, MDAnaheim, CA 928071881753440
Common questions
What is That Nam Tran Sony Ton, MD's NPI number?
That Nam Tran Sony Ton, MD's National Provider Identifier (NPI) is 1366897274, issued on Apr 28, 2016. An NPI identifies a provider in billing; it is not a license.
Where is That Nam Tran Sony Ton, MD located?
The NPPES record lists a practice address at 1201 W LA Veta Ave, Orange, CA, 92868. Phone: (714) 509-8324. Providers update this record themselves, so call before visiting.
How can I verify That Nam Tran Sony Ton, MD's license?
NPPES lists California license number A140320, 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 That Nam Tran Sony Ton, MD prescribe under Medicare Part D?
In 2024, That Nam Tran Sony Ton, MD had 29 Medicare Part D claims; the average among pediatric nephrology physician prescribers was 67. 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.