John Chonghoon Baik, RN
Certified Registered Nurse Anesthetist · Los Angeles, CA
John Chonghoon Baik, RN is a certified registered nurse anesthetist with a practice address in Los Angeles, California, and NPI 1013231828, issued on Mar 23, 2010. Check the license (California 3981, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John Chonghoon Baik
- Credential
- RN
- Primary taxonomy
- Certified Registered Nurse Anesthetist 367500000X
- License numbers
- 3981 CA
694781 CA
Self-reported in NPPES; status is on the state search - Practice location
- 400 S Kingsley Dr, Los Angeles, CA 90020
- Phone
- (949) 932-2440
- Enumerated
- Mar 23, 2010
- Record last updated
- Mar 14, 2024
- Medicare enrollment
- Enrolled (PECOS I20110613000074); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest certified registered nurse anesthetist records → All 2,943 in California → Look up another NPI →
Verify John Chonghoon Baik in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 3981Check 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
- Southern California Permanente Medical GroupAnaheim, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Chonghoon Baik among 2,943 certified registered nurse anesthetist records in California
John Chonghoon Baik, RN is one of 2,943 certified registered nurse anesthetist records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 41% of them.
- NPI issued2010 · 41% of these records are older, 57% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2010 · median 2016 among the 2,089 with a school on file
- Record last updated2024 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367500000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Certified Registered Nurse Anesthetist providers in California
There are 2,943 certified registered nurse anesthetist records in California.
All 2,943 in California → Every provider in Los Angeles → Certified Registered Nurse Anesthetist nationwide →
The 8 certified registered nurse anesthetist records with the nearest ZIP codes
- Marcus JewLos Angeles, CA 900201750062121
- Rodrick Moore, CRNALos Angeles, CA 900231053970103
- Robbin Rabbani, CRNALos Angeles, CA 900171609295773
- Deborah Horak, CRNALos Angeles, CA 900241407933104
- Gregory BayhanLos Angeles, CA 900151477970002
- Chelsea ChavezLos Angeles, CA 900251982408886
- Joeann JohnsonLos Angeles, CA 900151134655616
- Ivy Kasallis, R.N., MSNLos Angeles, CA 900151689956195
Common questions
What is John Chonghoon Baik, RN's NPI number?
John Chonghoon Baik, RN's National Provider Identifier (NPI) is 1013231828, issued on Mar 23, 2010. An NPI identifies a provider in billing; it is not a license.
Where is John Chonghoon Baik, RN located?
The NPPES record lists a practice address at 400 S Kingsley Dr, Los Angeles, CA, 90020. Phone: (949) 932-2440. Providers update this record themselves, so call before visiting.
How can I verify John Chonghoon Baik, RN's license?
NPPES lists California license number 3981, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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.