# CNOS PC

> Is this information incorrect? This page shows public data from NPPES. Update your record in NPPES and this page will update automatically within 7 days. [Update your NPPES record](https://nppes.cms.hhs.gov)

- **Entity:** Organization
- **Status:** Active
- **Organization subpart:** No

## Provider details

- **NPI number:** 1588701205
- **Authorized official:** RYAN C MEIS MD (PHYSICIAN/OWNER)
- **Authorized official phone:** (605) 217-2667

## Contact information

- **Practice address:** 5708 SUNNYBROOK CT, SIOUX CITY, IA 51106-4254
- **Practice address phone:** (605) 217-2667
- **Practice address fax:** (605) 217-2900
- **Mailing address:** PO BOX 1430, DAKOTA DUNES, SD 57049-1430
- **Mailing address phone:** (605) 217-2667
- **Mailing address fax:** (605) 217-2900

## Taxonomy

| Code | Description | License number | State | Primary |
| --- | --- | --- | --- | --- |
| 207RR0500X | Rheumatology Physician | — | NULL | — |
| 207RR0500X | Rheumatology Physician | — | — | — |
| 207T00000X | Neurological Surgery Physician | — | NULL | — |
| 207T00000X | Neurological Surgery Physician | — | — | — |
| 207X00000X | Orthopaedic Surgery Physician | — | NULL | Yes |
| 207X00000X | Orthopaedic Surgery Physician | — | — | Yes |
| 208100000X | Physical Medicine & Rehabilitation Physician | 0369 | SD | — |
| 208200000X | Plastic Surgery Physician | — | NULL | — |
| 208200000X | Plastic Surgery Physician | — | — | — |
| 2084N0400X | Neurology Physician | — | NULL | — |
| 2084N0400X | Neurology Physician | — | — | — |
| 213E00000X | Podiatrist | — | NULL | — |
| 213E00000X | Podiatrist | — | — | — |
| 332B00000X | Durable Medical Equipment & Medical Supplies | 0369 | SD | — |

## Other

- **Enumeration date:** 01/31/2007
- **Last updated:** 01/14/2026