Search › Arizona › Preventive Medicine/Occupational Environmental Medicine Physician
John Schaller, M.D., M.P.H
NPI 1093830333 · on the registry since 2007 · sole proprietor
Practice
- Address
- 4645 E Cotton Center Blvd Bldg 1 # 200
Phoenix, AZ 85040 - Phone
- (602) 659-1123
- Organisation at this address
- Clarest Health 2903, Llc
Inferred from a shared address, not stated in the registry.
- Clinicians at this address
- 2
Registry record
- Primary taxonomy
- Preventive Medicine/Occupational Environmental Medicine Physician
2083P0500X
- Also registered as
- Internal Medicine Physician
Internal Medicine Physician
Preventive Medicine/Occupational Environmental Medicine Physician - Licence states on file
- AZ, CA
From the registry's licence fields, which are often incomplete.
- Sex
- Male
- Record last updated
- 2025-09-11
Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in Arizona