Samuel Ko, M.D.
Hospitalist Physician · Modesto, CA
Samuel Ko, M.D. is a hospitalist physician with a practice address in Modesto, California, and NPI 1790826279, issued on Feb 9, 2007. Check the license (California A78138, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Samuel Ko
- Credential
- M.D.
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License numbers
- A78138 CA
A 78138 CA
Self-reported in NPPES; status is on the state search - Practice location
- 600 Coffee RD, Modesto, CA 95355
- Phone
- (209) 833-2367
- Enumerated
- Feb 9, 2007
- Record last updated
- Jul 21, 2022
- Medicare enrollment
- Enrolled (PECOS I20040211000846); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 3,099 in California → Look up another NPI →
Also registered at 600 Coffee RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mohammad Akmal, MDHospitalist Physician1649413667
- Amr Al-Bacil, MDCritical Care Medicine (Internal Medicine) Physician1538134374
Verify Samuel Ko in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A78138Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Sutter Valley Medical FoundationSacramento, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Samuel Ko among 3,099 hospitalist physician records in California
Samuel Ko, M.D. is one of 3,099 hospitalist physician records with a practice address in California. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 27% of them.
- NPI issued2007 · 27% of these records are older, 66% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 81% of these records are
- Graduated1991 · median 2010 among the 2,505 with a school on file
- Record last updated2022 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in California
There are 3,099 hospitalist physician records in California.
All 3,099 in California → Every provider in Modesto → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Christopher Anago, M.D.Modesto, CA 953551578529673
- Ricardo Brizuela, MDModesto, CA 953551174605224
- Sohail Gagan, M.D.Modesto, CA 953551821054594
- Hien Le, MDModesto, CA 953551366408460
- Martin Lim, MDModesto, CA 953551558397588
- Abrar Mirza, MDModesto, CA 953551679530380
- Thong Nguyen, MDModesto, CA 953551912965096
- Jocelyn Ramoso, MDModesto, CA 953551508857590
Common questions
What is Samuel Ko, M.D.'s NPI number?
Samuel Ko, M.D.'s National Provider Identifier (NPI) is 1790826279, issued on Feb 9, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Samuel Ko, M.D. located?
The NPPES record lists a practice address at 600 Coffee RD, Modesto, CA, 95355. Phone: (209) 833-2367. Providers update this record themselves, so call before visiting.
How can I verify Samuel Ko, M.D.'s license?
NPPES lists California license number A78138, 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.
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.