Jae Whan Keum, MD
Geriatric Medicine (Internal Medicine) Physician · Sacramento, CA
Jae Whan Keum, MD is a geriatric medicine (internal medicine) physician with a practice address in Sacramento, California, and NPI 1386106631, issued on Apr 4, 2019. Check the license (California A188577, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Jae Whan Keum
- Credential
- MD
- Primary taxonomy
- Geriatric Medicine (Internal Medicine) Physician 207RG0300X
- License number
- A188577 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3000 Q St FL 2, Sacramento, CA 95816
- Phone
- (916) 733-3460
- Enumerated
- Apr 4, 2019
- Record last updated
- Sep 23, 2025
- Fax
- (916) 733-3472
- Medicare enrollment
- Enrolled (PECOS I20251110000193); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest geriatric medicine (internal medicine) physician records → All 532 in California → Look up another NPI →
Also registered at 3000 Q St FL 2
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Paritosh Acharya, NPGerontology Nurse Practitioner1992511943
- Pratikshya Adhikari, MSN, APRN, FNP-BCPrimary Care Nurse Practitioner1083118970
- Arshad Ali, MDPulmonary Disease Physician1245442193
- Ali Amirzadeh, M.D.Allergy & Immunology Physician1083748685
- Shreyes Boddu, DOPulmonary Disease Physician1922503804
- Lindsay Carlson, NPGerontology Nurse Practitioner1053276105
Verify Jae Whan Keum in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A188577Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024
67 Medicare Part D claims for 22 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D.
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
- Dignity Health Medical FoundationSacramento, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jae Whan Keum among 532 geriatric medicine (internal medicine) physician records in California
Jae Whan Keum, MD is one of 532 geriatric medicine (internal medicine) physician records with a practice address in California. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 91% of them.
- NPI issued2019 · 91% of these records are older, 7% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 51% of these records are
- Graduated2018 · median 1999 among the 271 with a school on file
- Record last updated2025 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Geriatric Medicine (Internal Medicine) Physician providers in California
There are 532 geriatric medicine (internal medicine) physician records in California.
All 532 in California → Every provider in Sacramento → Geriatric Medicine (Internal Medicine) Physician nationwide →
The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes
- Silvia Arizaga, MDSacramento, CA 958161710009121
- Bettina Chrysofakis-Baiduc, M.D.Sacramento, CA 958161265724546
- Sorour Rahgoshay, MDSacramento, CA 958161083877377
- Rebecca Boxer, MDSacramento, CA 958171659304830
- Nikita Gill, MDSacramento, CA 958171700447984
- Beatriz Marron, MDSacramento, CA 958171477130433
- John Robbins, M.D.Sacramento, CA 958171942284518
- William Seavey, MDSacramento, CA 958171831145432
Common questions
What is Jae Whan Keum, MD's NPI number?
Jae Whan Keum, MD's National Provider Identifier (NPI) is 1386106631, issued on Apr 4, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Jae Whan Keum, MD located?
The NPPES record lists a practice address at 3000 Q St FL 2, Sacramento, CA, 95816. Phone: (916) 733-3460. Providers update this record themselves, so call before visiting.
How can I verify Jae Whan Keum, MD's license?
NPPES lists California license number A188577, 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 Jae Whan Keum, MD prescribe under Medicare Part D?
In 2024, Jae Whan Keum, MD had 67 Medicare Part D claims for 22 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. 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.