William L Weiss, Md, PC in Phoenix, AZ
This organization bills under NPI 1922138643, an organization record issued on Mar 6, 2007 with the primary taxonomy Nephrology Physician. Each clinician who works there has their own NPI and license.
Organization recordNPPES, Aug 2026
1922138643
- Legal name
- William L Weiss, Md, PC
- Entity
- Type 2 · organization
- Primary taxonomy
- Nephrology Physician 207RN0300X
- Practice location
- 9305 W THOMAS RD SUITE 570, Phoenix, AZ 85037
- Phone
- 623-537-5100
- Mailing address
- Goodyear, AZ
- Enumerated
- Mar 6, 2007
- Record updated
- Aug 11, 2011
- Authorized official
- President (title as filed)
4 clinicians CMS lists with William L Weiss Md in Phoenix
- Amer Khan, MDNephrology Physician1609010883
- Jennifer Newman, APRN, ACNPAcute Care Nurse Practitioner1619865623
- Claudia Velarde, MDNephrology Physician1861430449
- William Weiss, MD, PCNephrology Physician1881686368
Source: CMS Doctors and Clinicians group affiliations, matched by practice name and city.
Checking an organization
- Confirm the business with the Arizona secretary of state.
- Check the HHS-OIG exclusion list for the organization.
- Verify each clinician on their own record and the state license search.
Common questions
Is an organization NPI a license?
No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.
Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.