Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ROGER D SOUTHMAYD CRNA
NPI 1598705063
Nurse Anesthetist, Certified Registered in Pierre, SD

Q: What is Roger Southmayd's NPI number?

The NPI number for Roger Southmayd is 1598705063. It was assigned to this individual provider in the NPPES registry on June 6, 2006.

Q: What is Roger Southmayd's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Q: When was this NPI record last updated?

The NPPES record for Roger Southmayd was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 27 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since June 06, 2006

100 MAC LANE, PIERRE, SD 57501(605) 224-5901(605) 945-5295 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Roger D Southmayd Crna NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ROGER D SOUTHMAYD CRNA (NPI 1598705063) is an individual nurse anesthetist, certified registered in Pierre, South Dakota, licensed in South Dakota (CR000347) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1598705063

Entity TypeIndividualMale

Primary Taxonomy367500000X

Provider Legal NameROGER D SOUTHMAYDCredential: CRNA

Location Address100 MAC LANEPierre, SD 57501-0758

Mailing Address100 Mac LanePierre, SD 57501-0758 · (605) 224-5901 · Fax (605) 945-5295

Phone(605) 224-5901

Fax(605) 945-5295

Sole ProprietorNo

Enumeration DateJune 6, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1598705063 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code367500000X

License✔ Licensed in SD · CR000347

Definition

(1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.

100 MAC LANE, Pierre, SD 57501

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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. MARTY L ALLISON MD

Pediatrics

100 MAC LANE, AVERA MEDICAL GROUP PIERRE
PIERRE, SD 57501

Hughes County (605) 945-5246

DR. ELDON R. BECKER MD

Surgery

100 MAC LANE, AVERA MEDICAL GROUP PIERRE
PIERRE, SD 57501

Hughes County (605) 945-5202

DARCY J MCCLELLAND PA

Physician Assistant

100 MAC LANE, AVERA MEDICAL GROUP PIERRE
PIERRE, SD 57501

Hughes County (605) 945-5255

DR. ROBERT L ALLISON MD

Internal Medicine

100 MAC LANE, AVERA MEDICAL GROUP PIERRE
PIERRE, SD 57501

Hughes County (605) 945-5277

DR. STEPHEN Y STOUT MD

Orthopaedic Surgery

100 MAC LANE, AVERA MEDICAL GROUP PIERRE
PIERRE, SD 57501

Hughes County (605) 224-7070

MEDICAL ASSOCIATES CLINIC LLP

Clinic/Center (Multi-Specialty)

100 MAC LANE
PIERRE, SD 57501

Hughes County (605) 224-5901

DR. RODNEY T VIZCARRA MD

Surgery

100 MAC LANE, AVERA MEDICAL GROUP PIERRE
PIERRE, SD 57501

Hughes County (605) 945-5202

JAMIE J LIUDAHL DO

Family Medicine

100 MAC LANE
PIERRE, SD 57501

Hughes County (605) 224-5901

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Roger Southmayd's NPI number?

The NPI number for Roger Southmayd is 1598705063. It was assigned to this individual provider in the NPPES registry on June 6, 2006.

Where is Roger Southmayd located?

Roger Southmayd practices at 100 Mac Lane, Pierre, SD 57501. The listed phone number is (605) 224-5901.

What is Roger Southmayd's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

When was this NPI record last updated?

The NPPES record for Roger Southmayd was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 27 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.