Ruth Hannah Yoon, M.D.
Pediatrics Physician · Los Angeles, CA
Ruth Hannah Yoon, M.D. is a pediatrics physician with a practice address in Los Angeles, California, and NPI 1215033055, issued on Sep 16, 2006. Check the license (California A30869, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ruth Hannah Yoon
- Credential
- M.D.
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- A30869 CA
Self-reported in NPPES; status is on the state search - Practice location
- 10300 Compton Ave, Los Angeles, CA 90002
- Phone
- (323) 564-4331
- Enumerated
- Sep 16, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (323) 563-1636
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 9,272 in California → Look up another NPI →
Also registered at 10300 Compton Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Augusta Awanyai, R.N., P.H.N.Registered Nurse1336246313
Verify Ruth Hannah Yoon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A30869Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $92.46
4 payments; by number, the most common kind was food and beverage; the largest payer was GlaxoSmithKline, LLC. 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.
Ruth Hannah Yoon among 9,272 pediatrics physician records in California
Ruth Hannah Yoon, 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).
919 pediatrics physician records list a practice address in Los Angeles
They are 919 of the 69,537 NPPES records with a practice address in Los Angeles, and 9,272 pediatrics physician records in California.
All 9,272 in California → Every provider in Los Angeles → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Rachel Baranco, M.D.Los Angeles, CA 900021578668117
- Oliver Brooks, M.D.Los Angeles, CA 900021013013150
- Lynn Dewgarde, M.D.Los Angeles, CA 900021497851489
- Brenda Pelayo, MDLos Angeles, CA 900021629537691
- Taryn Baer, DOLos Angeles, CA 900011023637790
- Cuthbert CharlesLos Angeles, CA 900031831231646
- Cassandra DixonLos Angeles, CA 900031518009505
- Hilary ElonaiLos Angeles, CA 900031992801161
Common questions
What is Ruth Hannah Yoon, M.D.'s NPI number?
Ruth Hannah Yoon, M.D.'s National Provider Identifier (NPI) is 1215033055, issued on Sep 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ruth Hannah Yoon, M.D. located?
The NPPES record lists a practice address at 10300 Compton Ave, Los Angeles, CA, 90002. Phone: (323) 564-4331. Providers update this record themselves, so call before visiting.
How can I verify Ruth Hannah Yoon, M.D.'s license?
NPPES lists California license number A30869, 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.