NPPES file of Aug 9, 2026

Joan Seonwha Chung, M.D.

Anesthesiology Physician · Irvine, CA

Joan Seonwha Chung, M.D. is an anesthesiology physician with a practice address in Irvine, California, and NPI 1205008273, issued on Mar 29, 2008. Check the license (California C170614, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1205008273
Name
Joan Seonwha Chung
Credential
M.D.
Primary taxonomy
Anesthesiology Physician 207L00000X
License number
C170614 CA
Self-reported in NPPES; status is on the state search
Practice location
1000 Fivepoint, Irvine, CA 92618
Phone
(949) 671-4673
Enumerated
Mar 29, 2008
Record last updated
Mar 26, 2025
Fax
(949) 671-4329
Medicare enrollment
Enrolled (PECOS I20210211002302); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest anesthesiology physician records → All 7,571 in California → Look up another NPI →

Also registered at 1000 Fivepoint

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Mary Alessi, PA-CPhysician Assistant1962711838
  2. Tara Anderson, PA-CPhysician Assistant1770058349
  3. Aubree Ashdown, PA-CPhysician Assistant1679244503
  4. Ghazal Bahri, M.D.Hospitalist Physician1770013146
  5. Meg Camille Baldonado, FNP-CFamily Nurse Practitioner1346602604
  6. Joseph Barrera, FNPFamily Nurse Practitioner1306289491

Verify Joan Seonwha Chung in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license C170614    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through 2 group practices

  1. Allied Anesthesia Medical Group IncIrvine, CA
  2. City OF Hope Medical FoundationIrvine, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Joan Seonwha Chung among 7,571 anesthesiology physician records in California

Joan Seonwha Chung, M.D. is one of 7,571 anesthesiology physician records with a practice address in California. 71% 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 57% of them.

  • NPI issued2008 · 57% of these records are older, 39% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2004 · median 2006 among the 4,868 with a school on file
  • Record last updated2025 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Anesthesiology Physician providers in California

There are 7,571 anesthesiology physician records in California.

All 7,571 in California → Every provider in Irvine → Anesthesiology Physician nationwide →

The 8 anesthesiology physician records with the nearest ZIP codes

  1. John Bailey, M.D.Irvine, CA 926181386662377
  2. David Calica, M.D.Irvine, CA 926181780787606
  3. Natasha Chandanani, MDIrvine, CA 926181588875405
  4. Eric Huang, MDIrvine, CA 926181518957901
  5. William Mading, MDIrvine, CA 926181134160195
  6. Chanwang Park, M.D.Irvine, CA 926181285954578
  7. Katherine Quintana, MDIrvine, CA 926181255448726
  8. Jay Rindenau, M.D.Irvine, CA 926181366544256

Common questions

What is Joan Seonwha Chung, M.D.'s NPI number?

Joan Seonwha Chung, M.D.'s National Provider Identifier (NPI) is 1205008273, issued on Mar 29, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Joan Seonwha Chung, M.D. located?

The NPPES record lists a practice address at 1000 Fivepoint, Irvine, CA, 92618. Phone: (949) 671-4673. Providers update this record themselves, so call before visiting.

How can I verify Joan Seonwha Chung, M.D.'s license?

NPPES lists California license number C170614, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.