Donald Zweig, MD
Emergency Medicine Physician · Modesto, CA
Donald Zweig, MD is an emergency medicine physician with a practice address in Modesto, California, and NPI 1942317706, issued on Aug 25, 2006. Check the license (California G47252, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Donald Zweig
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- G47252 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1700 Coffee Road, Modesto, CA 95355
- Phone
- (209) 526-4500
- Enumerated
- Aug 25, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20100316000437); accepts Medicare assignment
- Medical or professional school
- University Of California, San Francisco School Of Medicine, 1979
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 1700 Coffee Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mohib AliStudent in an Organized Health Care Education/Training Program1801690755
- Lana Bordenkecher, FNP-CFamily Nurse Practitioner1215546833
- Roxanne Garbez, NPNurse Practitioner1770690612
- Jeffrey Giron, NPAcute Care Nurse Practitioner1710561642
- Keith Hughes, MDEmergency Medicine Physician1295844850
- Thomas Kaschak, M.D.Orthopaedic Surgery Physician1770607483
Verify Donald Zweig in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G47252Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
49% more Medicare Part D claims than the average emergency medicine physician in 2024
336 Medicare Part D claims for 203 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 39 claims were for opioids.
Most prescribed
- Ibuprofen31 claims
- Hydrocodone-Acetaminophen29 claims
- Doxycycline Hyclate20 claims
- Cephalexin19 claims
- Ciprofloxacin Hcl16 claims
- Ondansetron Odt16 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 94.6 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 2 group practices
- Cep America - CaliforniaConcord, CA
- Golden Valley Health CentersPatterson, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Donald Zweig among 7,751 emergency medicine physician records in California
Donald Zweig, MD is one of 7,751 emergency 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 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 60% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1979 · median 2011 among the 4,560 with a school on file
- Record last updated2007 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medicine Physician providers in California
There are 7,751 emergency medicine physician records in California.
All 7,751 in California → Every provider in Modesto → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Gregory Bowerman, MDModesto, CA 953551083721864
- Paul Dechant, M.D.Modesto, CA 953551306914445
- Frank Fower, M.D.,FACEPModesto, CA 953551861437816
- Christopher Freye, MDModesto, CA 953551750499497
- Ravi Gogna, MDModesto, CA 953551447338355
- Keith Hughes, MDModesto, CA 953551295844850
- Kanthi Kiran, MDModesto, CA 953551639286404
- Alfredo Montelongo, MDModesto, CA 953551497813893
Common questions
What is Donald Zweig, MD's NPI number?
Donald Zweig, MD's National Provider Identifier (NPI) is 1942317706, issued on Aug 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Donald Zweig, MD located?
The NPPES record lists a practice address at 1700 Coffee Road, Modesto, CA, 95355. Phone: (209) 526-4500. Providers update this record themselves, so call before visiting.
How can I verify Donald Zweig, MD's license?
NPPES lists California license number G47252, 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 Donald Zweig, MD prescribe under Medicare Part D?
In 2024, Donald Zweig, MD had 336 Medicare Part D claims for 203 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Donald Zweig, MD's MIPS final score?
The 2023 MIPS final score is 94.6 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.