Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Gary Christiansen, M.D.
Urology Physician in Rapid City, SD · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1750491270
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Registry record
Entity type Individual (Type 1)
Name Gary Christiansen
Credential M.D.
Sex Male
Practice address 2820 Mount Rushmore Rd, Rapid City, SD, 57701
Phone (605) 342-3280
Fax (605) 348-0662
Enumeration date Aug 30, 2006
Last updated in NPPES May 18, 2012
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 310365 | Other | WY | BLUE CROSS BLUE SHIELD |
| 7500340 | Medicaid | SD | - |
| 111516200 | Medicaid | WY | - |
| 21395 | Other | SD | SANFORD HEALTH |
| 4012 | Other | SD | DAKOTACARE |
| 0004134 | Other | SD | BLUE CROSS BLUE SHIELD |
| S4134 | Other | SD | SD MEDICARE |
| 21395 | Other | SD | SIOUX VALLEY HEALTH PLAN |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Gary Christiansen?
The National Provider Identifier (NPI) for Gary Christiansen is 1750491270, a Type 1 (individual) record in the CMS NPPES registry.
Where does Gary Christiansen practice?
The practice location on file with NPPES is in Rapid City, SD. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Blake Jones Gastroenterology Physician · Rapid City, SD NPI 1659370930 Angela Anderson Obstetrics & Gynecology Physician · Rapid City, SD NPI 1407843683 Michael Westerbuhr Physician Assistant · Rapid City, SD NPI 1114900453 Briana Hill Dermatology Physician · Rapid City, SD NPI 1306825518 Cynthia Anderson Physician Assistant · Rapid City, SD NPI 1265495535 Emily Huntley Physician Assistant · Rapid City, SD NPI 1255389466 Rapid City Medical Center, LLP Multi-Specialty Clinic/Center · Rapid City, SD NPI 1487602843 Ricardo Alvillar Rheumatology Physician · Rapid City, SD NPI 1386694255
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-05-18.