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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

CASSANDRA A RIVERS CRNA
NPI 1194778340
Nurse Anesthetist, Certified Registered in Cheyenne, WY

Active since May 18, 2006
214 E 23RD ST, CHEYENNE, WY 82001(307) 638-0300(307) 638-0394 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 13, 2026, Aug 17, 2016 (2 updates tracked since 2016).

About Cassandra A Rivers Crna NPPES

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

CASSANDRA A RIVERS CRNA (NPI 1194778340) is an individual nurse anesthetist, certified registered in Cheyenne, Wyoming, licensed in Wyoming (19253.705) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1194778340
Entity TypeIndividualFemale
Primary Taxonomy367500000X
Provider Legal NameCASSANDRA A RIVERSCredential: CRNA
Location Address214 E 23RD STCheyenne, WY 82001-3748
Mailing AddressPo Box 2476Cheyenne, WY 82003-2476 · (307) 638-0300 · Fax (307) 638-0394
Phone(307) 638-0300
Fax(307) 638-0394
Sole ProprietorNo
Enumeration DateMay 18, 2006
Last NPPES UpdateJuly 13, 20262 updates tracked since enumeration
✔ NPI 1194778340 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 WY · 19253.705
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.

214 E 23RD ST, Cheyenne, WY 82001
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Other Identifiers 3

Medicaid115279300WY
Medicaid10024962200NE
Other308213WY · Blue Cross Blue Shield

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.

MS. CARYL E W SIMPSON FNP
Nurse Practitioner (Family)
214 E 23RD ST, CHEYENNE REGIONAL MEDICAL CENTER
CHEYENNE, WY 82001
Laramie County (307) 633-7254
MS. JOANN BOURLIER-CHILDRESS PAC
Physician Assistant
214 E 23RD ST
CHEYENNE, WY 82001
Laramie County (307) 634-2273
MRS. MARY M. HAWKINS APRN, FNP, CDE
Nurse Practitioner (Family)
214 E 23RD ST, CHEYENNE REGIONAL MEDICAL CENTER
CHEYENNE, WY 82001
Laramie County (307) 633-6055
MICHAEL J MEANS MD
Emergency Medicine
214 E 23RD ST
CHEYENNE, WY 82001
Laramie County (307) 634-2273
DANIEL E SURDAM MD
Emergency Medicine
214 E 23RD ST
CHEYENNE, WY 82001
Laramie County (307) 634-2273
STANLEY M SANDICK M.D.
Anesthesiology
214 E 23RD ST
CHEYENNE, WY 82001
Laramie County (307) 638-0300
RONALD LEBEAUMONT M.D.
Anesthesiology
214 E 23RD ST
CHEYENNE, WY 82001
Laramie County (307) 638-0300
EMERGENCY ASSOCIATES OF WYOMING, LLC
Emergency Medicine
214 E 23RD ST
CHEYENNE, WY 82001
Laramie County (307) 634-2273

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 Cassandra Rivers's NPI number?

The NPI number for Cassandra Rivers is 1194778340. It was assigned to this individual provider in the NPPES registry on May 18, 2006.

Where is Cassandra Rivers located?

Cassandra Rivers practices at 214 E 23rd St, Cheyenne, WY 82001. The listed phone number is (307) 638-0300.

What is Cassandra Rivers'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 Cassandra Rivers was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.