Joshua James Zyss
Family Medicine Physician · Los Angeles, CA
Joshua James Zyss is a family medicine physician with a practice address in Los Angeles, California, and NPI 1699262584, issued on Apr 17, 2018. Check the license (California 20A17544, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Joshua James Zyss
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 20A17544 CA
Self-reported in NPPES; status is on the state search - Practice location
- 123 S Alvarado St, Los Angeles, CA 90057
- Phone
- (213) 989-7700
- Enumerated
- Apr 17, 2018
- Record last updated
- May 8, 2022
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 123 S Alvarado St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Damaris Arriola Zarate, DDSDentist1346967965
- Maria Ayala, M.D.Family Medicine Physician1174650030
- Alice Benton, PSY.D.Clinical Psychologist1578761680
- Joseph Carrillo, N.P.Family Nurse Practitioner1154780328
- Luis CarrilloMental Health Counselor1215315239
- Julie Chang, NPFamily Nurse Practitioner1417231549
Verify Joshua James Zyss in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A17544Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
69% fewer Medicare Part D claims than the average family medicine physician in 2024
1,110 Medicare Part D claims for 163 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Atorvastatin Calcium100 claims
- Metformin Hcl66 claims
- Amlodipine Besylate58 claims
- Losartan Potassium57 claims
- Famotidine45 claims
- Lisinopril45 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.
Joshua James Zyss among 17,133 family medicine physician records in California
Joshua James Zyss is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 82% of them.
- NPI issued2018 · 82% of these records are older, 15% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% of these records are
- Record last updated2022 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
829 family medicine physician records list a practice address in Los Angeles
They are 829 of the 69,537 NPPES records with a practice address in Los Angeles, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Los Angeles → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Nargis Akhanjee, MDLos Angeles, CA 900571508843699
- Daisy Bautista, MDLos Angeles, CA 900571306856992
- John Burns, M.D.Los Angeles, CA 900571407921737
- Salvador Garfias, MDLos Angeles, CA 900571528154747
- Kendra Gorlitsky, MDLos Angeles, CA 900571902992134
- Guillermina Gutierrez, M.DLos Angeles, CA 900571629153515
- Victor Jimenez, P.A.C.Los Angeles, CA 900571720113079
- Peter Lucero, M.D.Los Angeles, CA 900571457414856
Common questions
What is Joshua James Zyss's NPI number?
Joshua James Zyss's National Provider Identifier (NPI) is 1699262584, issued on Apr 17, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Joshua James Zyss located?
The NPPES record lists a practice address at 123 S Alvarado St, Los Angeles, CA, 90057. Phone: (213) 989-7700. Providers update this record themselves, so call before visiting.
How can I verify Joshua James Zyss's license?
NPPES lists California license number 20A17544, 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 Joshua James Zyss prescribe under Medicare Part D?
In 2024, Joshua James Zyss had 1,110 Medicare Part D claims for 163 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.