OrganizationActive
Cathy J Michaelis
NPI 1811176282 · Contractor · Grass Valley, CA
Cathy J Michaelis is a Contractor organization in Grass Valley, CA (NPI 1811176282).
Provider details
- NPI number
- 1811176282
- Entity type
- Organization
- Primary specialty
- ContractorOther Service Providers
- Organization subpart
- No
- Authorized official
- Cathy Michaelis, Owner/Biller(530) 477-8375
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(88/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
10750 Cedar Way
Grass Valley, CA 95945-4833
Phone: (530) 477-8375
Fax: (530) 477-8375
Street-level locationGet directions
Mailing address
10750 Cedar Way
Grass Valley, CA 95945-4833
Other names (DBA / former)
- Doing business as
- Cedar Way Billing
Registry dates
- Enumerated
- 2007-11-01
- Last updated
- 2008-06-16
Frequently asked questions
- What is Cathy J Michaelis's NPI number?
- Cathy J Michaelis's National Provider Identifier (NPI) is 1811176282, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Cathy J Michaelis?
- Cathy J Michaelis is classified in the NPPES registry as Contractor (Other Service Providers).
- Where is Cathy J Michaelis located?
- Cathy J Michaelis's practice location on file with NPPES is 10750 Cedar Way, Grass Valley, CA 95945-4833.
- What is Cathy J Michaelis's phone number?
- The practice phone number listed in the NPPES registry for Cathy J Michaelis is (530) 477-8375.
- Who is the authorized official for Cathy J Michaelis?
- The authorized official listed on Cathy J Michaelis's NPPES record is Cathy Michaelis, Owner/Biller. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Cathy J Michaelis's NPI active?
- Yes — Cathy J Michaelis's NPI (1811176282) is active in the NPPES registry as of the last update on 2008-06-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.