Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Jill Reiss Zweig, DO
Psychiatry Physician in Phoenix, AZ · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1316941750
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Registry record
Entity type Individual (Type 1)
Name Jill Reiss Zweig
Credential DO
Sex Female
Practice address 5110 N 40th St, Ste 104, Phoenix, AZ, 85018
Phone (602) 955-8077
Fax (602) 955-6865
Enumeration date Jun 13, 2005
Last updated in NPPES Jul 13, 2026
Taxonomy & licenses
DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD.
About the DO credential
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Jill Zweig?
The National Provider Identifier (NPI) for Jill Zweig is 1316941750, a Type 1 (individual) record in the CMS NPPES registry.
Where does Jill Zweig practice?
The practice location on file with NPPES is in Phoenix, AZ. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Infinity Hospice Care LLC Community Based Hospice Care Agency · Phoenix, AZ NPI 1467414664 Camp Fire Council of Greater Arizona Voluntary or Charitable Agency · Phoenix, AZ NPI 1336329895 Palliative Care of Arizona Specialist · Phoenix, AZ NPI 1205181211 Martin Reiss Psychiatry Physician · Phoenix, AZ NPI 1427052869
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-07-13.