Yo Sup Keum, MD
Internal Medicine Physician · Sacramento, CA
Yo Sup Keum, MD is an internal medicine physician with a practice address in Sacramento, California, and NPI 1720617574, issued on Apr 3, 2020. Check the license (California A187989, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Yo Sup Keum
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A187989 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3000 Q St FL 3, Sacramento, CA 95816
- Phone
- (916) 733-3400
- Enumerated
- Apr 3, 2020
- Record last updated
- Aug 19, 2025
- Fax
- (916) 733-5940
- Medicare enrollment
- Enrolled (PECOS I20250903001505); accepts Medicare assignment
- Medical or professional school
- Texas A & M University System, Hsc, College Of Medicine, 2020
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 3000 Q St FL 3
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Yo Sup Keum in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A187989Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
11% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,821 Medicare Part D claims for 562 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 30 claims were for opioids.
Most prescribed
- Atorvastatin Calcium203 claims
- Levothyroxine Sodium136 claims
- Losartan Potassium102 claims
- Alendronate Sodium96 claims
- Lisinopril87 claims
- Rosuvastatin Calcium75 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.
Industry payments in 2024: $258.59
2 payments; by number, the most common kind was food and beverage; the largest payer was icotec Medical Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
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).
Yo Sup Keum among 17,696 internal medicine physician records in California
Yo Sup Keum, MD 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 2020, is newer than 89% of them.
- NPI issued2020 · 89% of these records are older, 8% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2020 · median 2004 among the 11,065 with a school on file
- Record last updated2025 · 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).
601 internal medicine physician records list a practice address in Sacramento
They are 601 of the 33,083 NPPES records with a practice address in Sacramento, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Sacramento → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Lisa Ho, M.D.Sacramento, CA 958161932184108
- John Hosoume, M.D.Sacramento, CA 958161588649354
- James Jackson, MDSacramento, CA 958161508855594
- Ingvild Lane, MDSacramento, CA 958161831171719
- Scott Macdonald, MDSacramento, CA 958161518940006
Common questions
What is Yo Sup Keum, MD's NPI number?
Yo Sup Keum, MD's National Provider Identifier (NPI) is 1720617574, issued on Apr 3, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Yo Sup Keum, MD located?
The NPPES record lists a practice address at 3000 Q St FL 3, Sacramento, CA, 95816. Phone: (916) 733-3400. Providers update this record themselves, so call before visiting.
How can I verify Yo Sup Keum, MD's license?
NPPES lists California license number A187989, 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 Yo Sup Keum, MD prescribe under Medicare Part D?
In 2024, Yo Sup Keum, MD had 2,821 Medicare Part D claims for 562 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.