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

WALESIA K BERNARD-RILEY CRNA
NPI 1841981842
Nurse Anesthetist, Certified Registered in Mason City, IA

Q: What is Walesia Bernard-riley's NPI number?

The NPI number for Walesia Bernard-riley is 1841981842. It was assigned to this individual provider in the NPPES registry on May 19, 2023.

Q: What is Walesia Bernard-riley's specialty?

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

Active since May 19, 2023

1000 4TH ST SW, MASON CITY, IA 50401(917) 515-8313 Get Directions Write a Review

NPPES record last updated: September 29, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Sep 29, 2026, Dec 10, 2024, Jul 8, 2024 and 2 more (5 updates tracked since 2023).

On this page

About Walesia K Bernard-riley Crna NPPES

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

WALESIA K BERNARD-RILEY CRNA (NPI 1841981842) is an individual nurse anesthetist, certified registered in Mason City, Iowa, licensed in Iowa (D174524) and active in the NPI registry since May 2023. She is affiliated with Mercyone Des Moines Medical Center, maintains 2 additional practice locations, and is a graduate of Other (2022).

NPPES Registry Identity

NPI1841981842

Entity TypeIndividualFemale

Primary Taxonomy367500000X

Provider Legal NameWALESIA K BERNARD-RILEYCredential: CRNA

Location Address1000 4TH ST SWMason City, IA 50401-2800

Mailing Address30 S Illinois AveMason City, IA 50401-4413 · (917) 515-8313

Phone(917) 515-8313

Sole ProprietorNo

Medical School CMSOtherGraduated 2022

Enumeration DateMay 19, 2023

Last NPPES UpdateSeptember 29, 20265 updates tracked since enumeration

NPPES CertifiedSeptember 29, 2026

✔ NPI 1841981842 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 IA · D174524

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.

1000 4TH ST SW, Mason City, IA 50401

Open in Google Maps ↗

Secondary Practice Locations 2

Location 11316 S Main StClarion, IA 50525-2019 · Phone (844) 474-4321 · Fax (515) 532-9250

Location 2403 1st St SEBelmond, IA 50421-1201 · Phone (844) 474-4321 · Fax (641) 444-5554

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Medica.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Walesia K Bernard-riley Crna is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2961863188

PECOS Enrollment IDI20230803001202

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Anesthesia for lens surgery 00142

Anesthesia for lens surgery involves administering medication to numb the eye area, ensuring you feel no pain during the procedure. This can be a local anesthetic (numbing only the eye area) or general (where you're asleep). It helps make the surgery comfortable and stress-free.

36 services35 patients

Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731

This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.

23 services22 patients

Anesthesia for extensive surgery on spine 00670

Anesthesia for extensive spine surgery involves medication to block pain and make you unconscious during the procedure. It ensures comfort and prevents movement. Two types may be used: general (you sleep) or regional (numbs a large area). The choice depends on the surgery specifics and your health.

12 services12 patients

Anesthesia for other procedure on urinary system through urethra 00910

Anesthesia for a procedure on the urinary system through the urethra involves using medicine to numb sensation in the area. This is done to ensure you feel no pain or discomfort during the procedure. The medicine can be given locally, regionally, or generally, depending on the specifics of your procedure.

12 services12 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Mercyone Des Moines Medical Center

Acute Care Hospitals · Des Moines, IA

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number160083

Location1111 6th AveDes Moines, IA 50314 · Polk County

Emergency services Birthing friendly

Myrtue Medical Center

Critical Access Hospitals · Harlan, IA

5/5 CMS rating

OwnershipGovernment - Local

CMS Certification Number161374

Location1213 Garfield AvenueHarlan, IA 51537 · Shelby County

Emergency services Birthing friendly

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.

LINDA S VOLD LISW

Social Worker (Clinical)

1000 4TH ST SW, SUITE BS
MASON CITY, IA 50401

Cerro Gordo County (641) 422-7797

BURT HUMBURG MD

Internal Medicine

1000 4TH ST SW
MASON CITY, IA 50401

Cerro Gordo County (641) 428-7000

SUMATHY NAGRAJ IYENGAR M.D.,

Hospitalist

1000 4TH ST SW, MERCY MEDICAL CENTER-HOSPITALIST DEPT
MASON CITY, IA 50401

Cerro Gordo County (641) 428-7000

DR. SATINDERJIT SINGH M.D.

Emergency Medicine

1000 4TH ST SW
MASON CITY, IA 50401

Cerro Gordo County (641) 428-7234

ASHLEY MATERN ARNP

Nurse Practitioner (Family)

1000 4TH ST SW
MASON CITY, IA 50401

Cerro Gordo County (641) 428-6999

ROBERT D. FROEHNER CRNA

Nurse Anesthetist, Certified Registered

1000 4TH ST SW
MASON CITY, IA 50401

Cerro Gordo County (641) 422-7000

DR. THOMAS P DELANEY MD

Hospitalist

1000 4TH ST SW, SUITE HOSP
MASON CITY, IA 50401

Cerro Gordo County (641) 422-7000

NORTH IOWA MERCY CLINICS

Nurse Practitioner

1000 4TH ST SW
MASON CITY, IA 50401

Cerro Gordo County (641) 428-5932

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 Walesia Bernard-riley's NPI number?

The NPI number for Walesia Bernard-riley is 1841981842. It was assigned to this individual provider in the NPPES registry on May 19, 2023.

Where is Walesia Bernard-riley located?

Walesia Bernard-riley practices at 1000 4th St SW, Mason City, IA 50401. The listed phone number is (917) 515-8313.

What is Walesia Bernard-riley's specialty?

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

Is Walesia Bernard-riley enrolled in Medicare?

Yes. Walesia Bernard-riley is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Walesia Bernard-riley accept?

Health plans from Medica list Walesia Bernard-riley as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Walesia Bernard-riley affiliated with any hospitals?

According to CMS data, Walesia Bernard-riley is affiliated with Mercyone Des Moines Medical Center and Myrtue Medical Center.

When was this NPI record last updated?

The NPPES record for Walesia Bernard-riley was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.