NPPES file of Aug 9, 2026

James Daehyun Kim, M.D.

Emergency Medicine Physician · Harbor City, CA

James Daehyun Kim, M.D. is an emergency medicine physician with a practice address in Harbor City, California, and NPI 1013363589, issued on May 13, 2016. Check the license on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1013363589
Name
James Daehyun Kim
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
R75578 AZ
Self-reported in NPPES; status is on the state search
Practice location
25825 Vermont Ave, Harbor City, CA 90710
Phone
(310) 325-5111
Enumerated
May 13, 2016
Record last updated
Aug 1, 2024
Medicare enrollment
Enrolled (PECOS I20190822001447); accepts Medicare assignment
Medical or professional school
University Of Pittsburgh School Of Medicine, 2016
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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Also registered at 25825 Vermont Ave

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

  1. Maryam Abdelnaby, MDFamily Medicine Physician1104978568
  2. Christiana Abraham, NPFamily Nurse Practitioner1447855911
  3. Kamren AckermanPhysical Therapist1104412352
  4. Bradley Ackerson, MDPediatric Infectious Diseases Physician1255490918
  5. Yossef Aelony, MDPulmonary Disease Physician1619178597
  6. Lisa Agustines, MDObstetrics & Gynecology Physician1750452736

Verify James Daehyun Kim in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of CaliforniaCheck 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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2.7 times the Medicare Part D claims of the average emergency medicine physician in 2024

612 Medicare Part D claims for 437 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 29 claims were for opioids.

  1. James Kim612
  2. Specialty average226

Most prescribed

  1. Prednisone56 claims
  2. Amoxicillin-Clavulanate Potass46 claims
  3. Cephalexin45 claims
  4. Meloxicam45 claims
  5. Cefadroxil28 claims
  6. Sulfamethoxazole-Trimethoprim27 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.

Bills Medicare through one group practice

  1. Southern California Permanente Medical GroupHarbor City, CA

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

James Daehyun Kim among 7,751 emergency medicine physician records in California

James Daehyun Kim, M.D. is one of 7,751 emergency medicine physician records with a practice address in California. 81% 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 75% of them.

  • NPI issued2016 · 75% of these records are older, 22% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2016 · median 2011 among the 4,560 with a school on file
  • Record last updated2024 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

25 emergency medicine physician records list a practice address in Harbor City

They are 25 of the 958 NPPES records with a practice address in Harbor City, and 7,751 emergency medicine physician records in California.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Brant Blair, MDHarbor City, CA 907101518026111
  2. Russell Brutscher, MDHarbor City, CA 907101750439626
  3. Leelamma Chacko, MDHarbor City, CA 907101881761880
  4. Jennifer Donson, M.D.Harbor City, CA 907101033174784
  5. David Donson, MDHarbor City, CA 907101780779041
  6. Sasan Jahan-Parwar, MDHarbor City, CA 907101043368913
  7. Ilona Jung, MDHarbor City, CA 907101972670974
  8. John Kim, MDHarbor City, CA 907101427125640

Common questions

What is James Daehyun Kim, M.D.'s NPI number?

James Daehyun Kim, M.D.'s National Provider Identifier (NPI) is 1013363589, issued on May 13, 2016. An NPI identifies a provider in billing; it is not a license.

Where is James Daehyun Kim, M.D. located?

The NPPES record lists a practice address at 25825 Vermont Ave, Harbor City, CA, 90710. Phone: (310) 325-5111. Providers update this record themselves, so call before visiting.

How can I verify James Daehyun Kim, M.D.'s license?

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 James Daehyun Kim, M.D. prescribe under Medicare Part D?

In 2024, James Daehyun Kim, M.D. had 612 Medicare Part D claims for 437 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.