Alexander Chyorny, MD
Internal Medicine Physician · San Jose, CA
Alexander Chyorny, MD is an internal medicine physician with a practice address in San Jose, California, and NPI 1750358016, issued on Mar 7, 2006. Check the license (California A74081, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Alexander Chyorny
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A74081 CA
Self-reported in NPPES; status is on the state search - Practice location
- 751 S Bascom Ave, San Jose, CA 95128
- Phone
- (408) 808-5200
- Enumerated
- Mar 7, 2006
- Record last updated
- Sep 11, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicaid ID
- 00A740810 CA
- Medicare enrollment
- Enrolled (PECOS I20090420000157); accepts Medicare assignment
- Medical or professional school
- University Of California, Davis School Of Medicine, 1999
- Entity
- Type 1 · individual
Also registered at 751 S Bascom Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Alexander Chyorny in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A74081Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 80.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- County OF Santa ClaraSan Jose, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
428 internal medicine physician records list a practice address in San Jose
They are 428 of the 20,925 NPPES records with a practice address in San Jose, and 17,696 internal medicine physician records in California.
All 428 in San Jose → All 17,696 in California → Every provider in San Jose →
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Common questions
What is Alexander Chyorny, MD's NPI number?
Alexander Chyorny, MD's National Provider Identifier (NPI) is 1750358016, issued on Mar 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Alexander Chyorny, MD located?
The NPPES record lists a practice address at 751 S Bascom Ave, San Jose, CA, 95128. Phone: (408) 808-5200. Providers update this record themselves, so call before visiting.
How can I verify Alexander Chyorny, MD's license?
NPPES lists California license number A74081, 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.
What is Alexander Chyorny, MD's MIPS final score?
The 2023 MIPS final score is 80.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.