Joan Soyoung Ko, M.D.
Urology Physician · Los Angeles, CA
Joan Soyoung Ko, M.D. is a urology physician with a practice address in Los Angeles, California, and NPI 1346548518, issued on Mar 11, 2011. Check the license (California A161913, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Joan Soyoung Ko
- Credential
- M.D.
- Primary taxonomy
- Urology Physician 208800000X
- License number
- A161913 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4650 W Sunset Blvd # 114, Los Angeles, CA 90027
- Phone
- (323) 361-2247
- Enumerated
- Mar 11, 2011
- Record last updated
- Jan 17, 2024
- Medicare enrollment
- Enrolled (PECOS I20190909001084); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 4650 W Sunset Blvd # 114
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Wendy Luk, PA-CPhysician Assistant1558853820
- Michelle SoohooClinical Child & Adolescent Psychologist1861913360
Verify Joan Soyoung Ko in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A161913Check 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
- Childrens Hospital Los Angeles Medical Group IncLos Angeles, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Urology Physician providers in California
There are 1,524 urology physician records in California.
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- Garen AbediDowney, CA1285909051
- Jennifer Abidari, MDStanford, CA1811098197
- Sherif Aboseif, MDOxnard, CA1093882995
- Parwiz Abrahimi, M.D., PH.D.Los Angeles, CA1154857613
- Anthony Acquaviva, MDVallejo, CA1457439283
- Theodore Affue, M.D.El Centro, CA1386674000
Common questions
What is Joan Soyoung Ko, M.D.'s NPI number?
Joan Soyoung Ko, M.D.'s National Provider Identifier (NPI) is 1346548518, issued on Mar 11, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Joan Soyoung Ko, M.D. located?
The NPPES record lists a practice address at 4650 W Sunset Blvd # 114, Los Angeles, CA, 90027. Phone: (323) 361-2247. Providers update this record themselves, so call before visiting.
How can I verify Joan Soyoung Ko, M.D.'s license?
NPPES lists California license number A161913, 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.