David J. Grossklaus, M.d., PC in Mesa, AZ
This organization bills under NPI 1982892915, an organization record issued on Oct 3, 2007 with the primary taxonomy Urology Physician. Each clinician who works there has their own NPI and license.
Organization recordNPPES, Aug 2026
1982892915
- Legal name
- David J. Grossklaus, M.d., PC
- Entity
- Type 2 · organization
- Primary taxonomy
- Urology Physician 208800000X
- Practice location
- 6007 E BASELINE RD SUITE 105, Mesa, AZ 85206
- Phone
- 480-897-2727
- Enumerated
- Oct 3, 2007
- Record updated
- Dec 28, 2012
- Authorized official
- President (title as filed)
2 clinicians CMS lists with David J Grossklaus M D in Mesa
- David Grossklaus, MDUrology Physician1750355392
- Samantha Windatt, FNPFamily Nurse Practitioner1124457890
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.