IndividualActive
Robert Friedrichs, D.C.
NPI 1851392518 · Internist Chiropractor · Mason City, IA
Provider details
- NPI number
- 1851392518
- Entity type
- Individual
- Primary specialty
- Internist ChiropractorChiropractic Providers
- Credential
- D.C.
- Sex
- Male
- Sole proprietor
- No
- License
- 91 (IA)
Specialties & taxonomies
Chiropractic Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
940 N Tyler Ave
Mason City, IA 50401-1840
Phone: (641) 424-5415
Fax: (641) 421-2014
Street-level locationGet directions
Mailing address
Po Box 1155
Mason City, IA 50402-1155
Registry dates
- Enumerated
- 2005-08-03
- Last updated
- 2007-10-09
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.