KERIANNE RUTH POSKAITIS CRNA
NPI 1124564125
Nurse Anesthetist, Certified Registered in Anaconda, MT

Q: What is Kerianne Poskaitis's NPI number?

The NPI number for Kerianne Poskaitis is 1124564125. It was assigned to this individual provider in the NPPES registry on January 13, 2017. The provider is also known as Kerianne Ruth Williams Rn.

Q: What is Kerianne Poskaitis's specialty?

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

Active since January 13, 2017Accepts Medicare Assignment

401 W PENNSYLVANIA AVE, ANACONDA, MT 59711(406) 563-8500(406) 563-8694 Get Directions Write a Review

NPPES record last updated: February 17, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Feb 17, 2021, Feb 9, 2017, Jan 13, 2017 (3 updates tracked since 2017).

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About Kerianne Ruth Poskaitis Crna NPPES

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

KERIANNE RUTH POSKAITIS CRNA (NPI 1124564125) is an individual nurse anesthetist, certified registered in Anaconda, Montana, licensed in Montana (144928) and active in the NPI registry since January 2017. She is affiliated with Bonner General Hospital, maintains a secondary practice location in Phoenix, and is a graduate of Other (2016).

NPPES Registry Identity

NPI1124564125

Entity TypeIndividualFemale

Primary Taxonomy367500000X

Provider Legal NameKERIANNE RUTH POSKAITISCredential: CRNA

Location Address401 W PENNSYLVANIA AVEAnaconda, MT 59711-1999

Mailing Address401 W Pennsylvania AveAnaconda, MT 59711-1999 · (406) 563-8500 · Fax (406) 563-8694

Phone(406) 563-8500

Fax(406) 563-8694

Sole ProprietorNo

Medical School CMSOtherGraduated 2016

Enumeration DateJanuary 13, 2017

Last NPPES UpdateFebruary 17, 20213 updates tracked since enumeration

NPPES CertifiedFebruary 17, 2021

✔ NPI 1124564125 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

Licenses✔ Licensed in MT · 144928✔ Licensed in AZ · TCRNA1377

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.

401 W PENNSYLVANIA AVE, Anaconda, MT 59711

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Other Names 1

Former Name (1)Kerianne Ruth Williams Rn

Secondary Practice Location 1

Location 11850 N Central Ave, Suite 1600Phoenix, AZ 85004-4527 · Phone (602) 262-8900

Other Identifiers 1

Medicaid1124564125MT

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Kerianne Ruth Poskaitis 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 ID3971886417

PECOS Enrollment IDI20240827001941

Medicare Billing Reassignments

Medicare enrollment records show Kerianne Poskaitis reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Community Hospital Of Anaconda

Same address

Specialist

401 W. PENNSYLVANIA AVE
Anaconda, MT 59711

Reassigned Medicare billing, Montana enrollment
Also billed through NPI 1205887924 (Montana)
81 clinicians in this Medicare group

NPI 1356603641 (406) 563-8500

Sandpoint Anesthesia Associates PLLC

225 mi

Nurse Anesthetist, Certified Registered

520 N THIRD AVE
Sandpoint, ID 83864

Reassigned Medicare billing, Idaho enrollment
6 clinicians in this Medicare group

NPI 1033996228 (208) 263-1441

Valley Anesthesiology Consultants, Inc.

861 mi

Anesthesiology

2262 E ROSE GARDEN LN
Phoenix, AZ 85024

Reassigned Medicare billing, Arizona enrollment
518 clinicians in this Medicare group

NPI 1285660704 (954) 939-5000

Gateway Anesthesia And Pain Associates PLLC

882 mi

Pain Medicine

4824 E BASELINE RD STE 140
Mesa, AZ 85206

Reassigned Medicare billing, Arizona enrollment
94 clinicians in this Medicare group

NPI 1710026125 (480) 924-7091

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare

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

Bonner General Hospital

Critical Access Hospitals · Sandpoint, ID

OwnershipVoluntary non-profit - Private

CMS Certification Number131328

Location520 North Third AvenueSandpoint, ID 83864 · Bonner County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 59711 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$130.52 typical visit price

range $56.81 – $172.26

Typical copayment $32.63 (range $14.20 – $43.06)

Most-billed visit code 99204

Established Patient

$70.82 typical visit price

range $18.24 – $140.32

Typical copayment $17.70 (range $4.56 – $35.08)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Pre-operative OSA assessment

Percentage of patients who undergo a surgical procedure in the operating room/procedure room that have a pre-operative assessment for Obstructive Sleep Apnea (OSA)

91%136 patients4/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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.

HUNTER C CROSE MD

Family Medicine