Michael Z. Chen, MD
Infectious Disease Physician · Sacramento, CA
Michael Z. Chen, MD is an infectious disease physician with a practice address in Sacramento, California, and NPI 1689362253, issued on May 1, 2023. Check the license (California A207225, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Michael Z. Chen
- Credential
- MD
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License number
- A207225 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4150 V St Ste G500, Sacramento, CA 95817
- Phone
- (916) 734-2737
- Enumerated
- May 1, 2023
- Record last updated
- Jun 26, 2026
- Entity
- Type 1 · individual
Also registered at 4150 V St Ste G500
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Angel Desai, M.D., MPHInternal Medicine Physician1639411093
- Angela Gomez-Simmonds, M.D.Infectious Disease Physician1750541561
- Kaitlyn Hardin, MDInfectious Disease Physician1689069759
- Naomi Hauser, M.D.Infectious Disease Physician1215319587
- Paulina Vega Enriquez, M.DInfectious Disease Physician1609495845
Verify Michael Z. Chen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A207225Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
54% fewer Medicare Part D claims than the average infectious disease physician in 2024
316 Medicare Part D claims for 76 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. 12 claims were for opioids.
Most prescribed
- Atorvastatin Calcium17 claims
- Amlodipine Besylate15 claims
- Gabapentin14 claims
- Omeprazole12 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.
Infectious Disease Physician providers in California
There are 1,119 infectious disease physician records in California.
Other infectious disease physician records in California
- Sanaz Abderrahmane, M.D.Sacramento, CA1902039902
- Shira Abeles, M.D.San Diego, CA1720240625
- Igor Abolnik, MDRureka, CA1194783829
- Firas Abubaker, MDCorona, CA1346255254
- Nehkonti Adams, M.D.San Diego, CA1194985705
- Paul Adamson, MD, MPHLos Angeles, CA1639558455
- Alina Adeel, M.DLa Jolla, CA1831453596
- Oladunni Adeyiga, MDLos Angeles, CA1801809751
- Jacqueline Adler, M.D.West Hills, CA1326094582
- Dipti Agrawal, MDPalo Alto, CA1437137189
Common questions
What is Michael Z. Chen, MD's NPI number?
Michael Z. Chen, MD's National Provider Identifier (NPI) is 1689362253, issued on May 1, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Michael Z. Chen, MD located?
The NPPES record lists a practice address at 4150 V St Ste G500, Sacramento, CA, 95817. Phone: (916) 734-2737. Providers update this record themselves, so call before visiting.
How can I verify Michael Z. Chen, MD's license?
NPPES lists California license number A207225, 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 Michael Z. Chen, MD prescribe under Medicare Part D?
In 2024, Michael Z. Chen, MD had 316 Medicare Part D claims for 76 beneficiaries; the average among infectious disease physician prescribers was 689. 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.