Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Cnos PC

Organization Rheumatology Physician · NPI 1588701205

Cnos PC is a Rheumatology Physician in Sioux City, Iowa. Licensed in South Dakota. Registered with an NPI since 2007.

Licensed in
SD
In the registry since
2007
Specialties on file
8
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

5708 Sunnybrook Ct
Sioux City, IA 51106-4254
Phone: (605) 217-2667
Fax: (605) 217-2900
Show map & directions

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

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X
Rheumatology Physician Taxonomy 207RR0500X
Neurological Surgery Physician Taxonomy 207T00000X
Physical Medicine & Rehabilitation Physician Taxonomy 208100000X · Licence 0369 (SD)
Plastic Surgery Physician Taxonomy 208200000X
Neurology Physician Taxonomy 2084N0400X
Podiatrist Taxonomy 213E00000X
Durable Medical Equipment & Medical Supplies Taxonomy 332B00000X · Licence 0369 (SD)

Record details

NPI number1588701205
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Ryan Meis — Physician/Owner · (605) 217-2667
NPI enumeratedJanuary 31, 2007
Last updated in NPPESJanuary 14, 2026
Certification dateJanuary 14, 2026
Mailing addressPo Box 1430, Dakota Dunes, SD 57049-1430