ANNA KATE IWERSEN PA-C
NPI 1235489139
Physician Assistant in Kalispell, MT

Active since September 18, 2012PECOS EnrolledAccepts Medicare Assignment
350 HERITAGE WAY STE 1200, KALISPELL, MT 59901(406) 752-6784(406) 756-4111 Get Directions Write a Review

NPPES record last updated: April 18, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Anna Kate Iwersen Pa-c NPPES

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

ANNA KATE IWERSEN PA-C (NPI 1235489139) is an individual physician assistant in Kalispell, Montana, licensed in Montana (MED-PAC-LIC-91714) and active in the NPI registry since September 2012. She is enrolled in Medicare PECOS, is affiliated with Logan Health Medical Center, and maintains a secondary practice location in Kalispell.

NPPES Registry Identity

NPI1235489139
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameANNA KATE IWERSENCredential: PA-C
Location Address350 HERITAGE WAY STE 1200Kalispell, MT 59901-3160
Mailing Address350 Heritage Way Ste 1200Kalispell, MT 59901-3160 · (406) 752-6784 · Fax (406) 756-4111
Fax(406) 756-4111
Sole ProprietorNo
Medical School CMSOtherGraduated 2012
Enumeration DateSeptember 18, 2012
Last NPPES UpdateApril 18, 2025
NPPES CertifiedApril 18, 2025
NPI 1235489139 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
Licenses Licensed in MT · MED-PAC-LIC-91714 Licensed in NY · 015681
Definition

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

350 HERITAGE WAY STE 1200, Kalispell, MT 59901

Secondary Practice Location 1

Location 1111 Sunnyview LnKalispell, MT 59901-3164 · Phone (406) 752-7900 · Fax (406) 257-0253

Accepted 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

Anna Kate Iwersen Pa-c 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 ID3678828555
PECOS Enrollment IDI20211006000947
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 3

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.

Replacement of knee joint, both sides of knee 27447
A bilateral knee joint replacement is a procedure where the damaged parts of both your knee joints are replaced with artificial parts. It aims to relieve pain and improve mobility. The process involves a surgical operation under anesthesia.
35 services35 patients
Replacement of thigh bone and hip joint with prosthesis 27130
This procedure, known as hip arthroplasty, involves replacing your damaged thigh bone and hip joint with artificial parts, called a prosthesis. It helps relieve pain, improve mobility, and enhance your quality of life.
23 services23 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
16 services16 patients

Hospital Affiliations CMS Care Compare 2

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

Logan Health Medical Center

Acute Care Hospitals · Kalispell, MT
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number270051
Location310 Sunnyview LaneKalispell, MT 59901 · Flathead County
Emergency services Birthing friendly

Logan Health - Whitefish

Critical Access Hospitals · Whitefish, MT
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number271336
Location1600 Hospital WayWhitefish, MT 59937 · Flathead County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 59901 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
$87.97 typical visit price
range $56.81 – $172.26
Typical copayment $21.99 (range $14.20 – $43.06)
Most-billed visit code 99203
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.

Other Providers at the Same Location NPPES 18

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

Orthopaedic Surgery (Hand Surgery)
350 HERITAGE WAY STE 1200
KALISPELL, MT 59901
Clinic/Center
350 HERITAGE WAY STE 1200
KALISPELL, MT 59901
Orthopaedic Surgery
350 HERITAGE WAY STE 1200
KALISPELL, MT 59901
Nurse Practitioner
350 HERITAGE WAY STE 1200
KALISPELL, MT 59901
Physician Assistant
350 HERITAGE WAY STE 1200
KALISPELL, MT 59901
Orthopaedic Surgery (Hand Surgery)
350 HERITAGE WAY STE 1200
KALISPELL, MT 59901
Occupational Therapist
350 HERITAGE WAY STE 1200
KALISPELL, MT 59901
Occupational Therapist
350 HERITAGE WAY STE 1200
KALISPELL, MT 59901

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 Anna Iwersen's NPI number?

The NPI number for Anna Iwersen is 1235489139. It was assigned to this individual provider in the NPPES registry on September 18, 2012.

Where is Anna Iwersen located?

Anna Iwersen practices at 350 Heritage Way Ste 1200, Kalispell, MT 59901. The listed phone number is (406) 752-6784.

What is Anna Iwersen's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Anna Iwersen enrolled in Medicare?

Yes. Anna Iwersen 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 Anna Iwersen accept?

Health plans from Blue Cross and Blue Shield of Montana, Mountain Health CO-OP and Providence Health Plan list Anna Iwersen 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 Anna Iwersen affiliated with any hospitals?

According to CMS data, Anna Iwersen is affiliated with Logan Health Medical Center and Logan Health - Whitefish.

When was this NPI record last updated?

The NPPES record for Anna Iwersen was last updated on April 18, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.