Joon Han Kim, M.D.
Internal Medicine Physician · Irvine, CA
Joon Han Kim, M.D. is an internal medicine physician with a practice address in Irvine, California, and NPI 1164748182, issued on Apr 15, 2010. Check the license (California A109241, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Joon Han Kim
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A109241 CA
Self-reported in NPPES; status is on the state search - Practice location
- 6640 Alton Pkwy, Irvine, CA 92618
- Phone
- (949) 932-2607
- Enumerated
- Apr 15, 2010
- Record last updated
- Mar 28, 2022
- Medicare enrollment
- Enrolled (PECOS I20110406000543); accepts Medicare assignment
- Medical or professional school
- Michigan State University College Of Human Medicine, 2007
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 6640 Alton Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Elena Abercrombie, PTPhysical Therapist1730464413
- Kareem Aboutalib, D.O.Internal Medicine Physician1275979940
- Stevan AbtCertified Registered Nurse Anesthetist1487306437
- Shirley Andersen, RCP 111Pulmonary Function Technologist Certified Respiratory Therapist1528827755
- Tracey BaksicCertified Respiratory Therapist1790263531
- Brooke Barnidge, LCSWClinical Social Worker1295446961
Verify Joon Han Kim in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A109241Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% fewer Medicare Part D claims than the average internal medicine physician in 2024
774 Medicare Part D claims for 169 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 35% of claims.
Most prescribed
- Spiriva Respimat120 claims
- Azelastine Hcl111 claims
- Wixela Inhub73 claims
- Albuterol Sulfate Hfa59 claims
- Nystatin58 claims
- Prednisone55 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
- 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).
Joon Han Kim among 17,696 internal medicine physician records in California
Joon Han Kim, M.D. is one of 17,696 internal medicine physician records with a practice address in California. 79% 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 63% of them.
- NPI issued2010 · 63% of these records are older, 34% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2007 · median 2004 among the 11,065 with a school on file
- Record last updated2022 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
155 internal medicine physician records list a practice address in Irvine
They are 155 of the 7,778 NPPES records with a practice address in Irvine, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Irvine → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Savitha Bharadwaj, M.D.Irvine, CA 926181760470926
- Juan Cabrera, M.D.Irvine, CA 926181447254792
- William Chen, M.D.Irvine, CA 926181881659142
- Subrato Ghosh, MDIrvine, CA 926181083607055
- Kambiz Karimi, M.D.Irvine, CA 926181184688475
- Sara Kim, M.D.Irvine, CA 926181912944166
- Brian Lo, MDIrvine, CA 926181073501565
- Emad Mikhail, MDIrvine, CA 926181376582957
Common questions
What is Joon Han Kim, M.D.'s NPI number?
Joon Han Kim, M.D.'s National Provider Identifier (NPI) is 1164748182, issued on Apr 15, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Joon Han Kim, M.D. located?
The NPPES record lists a practice address at 6640 Alton Pkwy, Irvine, CA, 92618. Phone: (949) 932-2607. Providers update this record themselves, so call before visiting.
How can I verify Joon Han Kim, M.D.'s license?
NPPES lists California license number A109241, 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.
How much does Joon Han Kim, M.D. prescribe under Medicare Part D?
In 2024, Joon Han Kim, M.D. had 774 Medicare Part D claims for 169 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.