Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

Cathy J Michaelis

Organization Contractor · NPI 1811176282

Cathy J Michaelis provides Contractor services in Grass Valley, California. Registered with an NPI since 2007.

In the registry since
2007

Practice location Address checks out

10750 Cedar Way
Grass Valley, CA 95945-4833 Not confirmed with CMS for 18 years — call before visiting
Phone: (530) 477-8375
Fax: (530) 477-8375
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Contractor (primary) Taxonomy 171W00000X

Record details

NPI number1811176282
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Cathy Michaelis — Owner/Biller · (530) 477-8375
Other names Cedar Way Billing
NPI enumeratedNovember 1, 2007
Last updated in NPPESJune 16, 2008
Mailing address10750 Cedar Way, Grass Valley, CA 95945-4833