IAN BAKK MD
NPI 1821523440
Psychiatry & Neurology - Neurology in La Crosse, WI

Q: What is Ian Bakk's NPI number?

The NPI number for Ian Bakk is 1821523440. It was assigned to this individual provider in the NPPES registry on April 21, 2017.

Q: What is Ian Bakk's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Q: When was this NPI record last updated?

The NPPES record for Ian Bakk was last updated on September 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months 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 April 21, 2017PECOS EnrolledAccepts Medicare Assignment

1836 SOUTH AVE, LA CROSSE, WI 54601(608) 782-7300 Get Directions Write a Review

NPPES record last updated: September 3, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Sep 3, 2025, Jun 9, 2022, Jul 10, 2019 and 1 more (4 updates tracked since 2017).

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About Ian Bakk Md NPPES

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

IAN BAKK MD (NPI 1821523440) is an individual neurology provider in La Crosse, Wisconsin, licensed in Wisconsin (85931-20) and active in the NPI registry since April 2017. He is enrolled in Medicare PECOS, is affiliated with Adventhealth Shawnee Mission, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1821523440

Entity TypeIndividualMale

Primary Taxonomy2084N0400X

Provider Legal NameIAN BAKKCredential: MD

Location Address1836 SOUTH AVELa Crosse, WI 54601-5429

Mailing Address1836 South AveLa Crosse, WI 54601-5429 · (608) 782-7300

Phone(608) 782-7300

Sole ProprietorNo

Medical School CMSOtherGraduated 2017

Enumeration DateApril 21, 2017

Last NPPES UpdateSeptember 3, 20254 updates tracked since enumeration

NPPES CertifiedSeptember 3, 2025

✔ NPI 1821523440 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians

Taxonomy Code2084N0400X

Licenses✔ Licensed in WI · 85931-20✔ Licensed in MO · 2021048830✔ Licensed in OH · 57.029826

Definition

A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.

1836 SOUTH AVE, La Crosse, WI 54601

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Secondary Practice Locations 2

Location 12790 Clay Edwards Dr Ste 1235North Kansas City, MO 64116-3276 · Phone (816) 472-5157 · Fax (816) 472-7201

Location 29151 NE 81st Ter Ste 220Kansas City, MO 64158-1307 · Phone (816) 472-5157 · Fax (816) 472-7201

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Aspirus Health Plan, Blue Cross and Blue Shield of Kansas City and more.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

Ian Bakk Md 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 ID345519328

PECOS Enrollment IDI20220613000212, I20251003000394, I20260325000791

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.

Medicare Billing Reassignments

Medicare enrollment records show Ian Bakk reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Gundersen Lutheran Medical Center, Inc

Same address

Clinic/Center

710 DENTON ST
La Crosse, WI 54601

Reassigned Medicare billing, Wisconsin enrollment
1,457 clinicians in this Medicare group

NPI 1619210895 (608) 782-7300

Meritas Health Corporation

343 mi

Rural Health

902 WOLLARD BLVD
Richmond, MO 64085

Reassigned Medicare billing, Missouri enrollment
702 clinicians in this Medicare group

NPI 1467811786 (816) 776-2201

Seastnan Medical, LLC

378 mi

Electroneurodiagnostic

6400 W 95TH ST
Overland Park, KS 66212

Reassigned Medicare billing, Kansas enrollment
4 clinicians in this Medicare group

NPI 1881955250 (816) 777-7402

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

Areas of Expertise CMS Part B claims 13

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

272 services152 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.

114 services111 patients

Needle measurement of electrical activity in arm or leg muscles, complete study 95886

This procedure, known as an electromyography (EMG), involves inserting a small needle into your arm or leg muscles to measure their electrical activity. This complete study helps diagnose issues with nerves or muscles, providing valuable data for your treatment plan.

60 services39 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

53 services43 patients

Measurement of brain wave activity (eeg), awake and drowsy 95816

Measurement of brain wave activity, also known as an EEG, is a non-invasive test that records electrical patterns in your brain. This procedure is done when you're awake and drowsy to understand how your brain functions during different states of consciousness.

34 services33 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

26 services26 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

22 services22 patients

Measurement of brain wave activity (eeg), 2-12 hours with health care professional review and report 95717

This procedure records your brain's electrical activity for 2-12 hours. It's known as an EEG. A healthcare professional applies sensors to your scalp. These sensors capture brain wave patterns which are reviewed and reported on to assist in diagnosing various conditions.

18 services18 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

18 services18 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

16 services15 patients

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

16 services11 patients

Nerve conduction, 5-6 studies 95909

Nerve conduction studies involve testing the speed and strength of signals traveling through your nerves. This helps identify any nerve damage or dysfunction. For 5-6 studies, this means multiple nerves will be tested. Small electrodes are placed on your skin to send and receive signals, causing minimal discomfort.

14 services14 patients

Nerve conduction, 9-10 studies 95911

Nerve conduction studies involve sending small electrical shocks through the skin to measure how quickly nerves transmit signals. This helps detect nerve damage. 9-10 studies mean this process will be repeated on different nerves to gather comprehensive data.

11 services11 patients

Hospital Affiliations CMS Care Compare 5

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

Adventhealth Shawnee Mission

Acute Care Hospitals · Shawnee Mission, KS

4/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number170104

Location9100 W 74th StreetShawnee Mission, KS 66204 · Johnson County

Emergency services Birthing friendly

Lmh

Acute Care Hospitals · Lawrence, KS

4/5 CMS rating

OwnershipGovernment - Local

CMS Certification Number170137

Location325 Maine StreetLawrence, KS 66044 · Douglas County

Emergency services Birthing friendly

Mosaic Life Care At St Joseph

Acute Care Hospitals · Saint Joseph, MO

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number260006

Location5325 Faraon StreetSaint Joseph, MO 64506 · Buchanan County

Emergency services Birthing friendly

North Kansas City Hospital

Acute Care Hospitals · North Kansas City, MO

4/5 CMS rating

OwnershipGovernment - Local

CMS Certification Number260096

Location2800 Clay Edwards DriveNorth Kansas City, MO 64116 · Clay County

Emergency services Birthing friendly

Gundersen Lutheran Medical Center

Acute Care Hospitals · La Crosse, WI

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number520087

Location1910 South AveLa Crosse, WI 54601 · La Crosse County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 54601 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

$123.69 typical visit price

range $53.90 – $163.24

Typical copayment $30.92 (range $13.47 – $40.81)

Most-billed visit code 99204

Established Patient

$95.41 typical visit price

range $17.40 – $133.76

Typical copayment $23.85 (range $4.35 – $33.44)

Most-billed visit code 99214

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 20

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

JEFFREY BRIAN TROHKIMOINEN M.D.

Anesthesiology

1836 SOUTH AVE, GUNDERSEN CLINIC, LTD.
LA CROSSE, WI 54601

La Crosse County (608) 775-2031

JESSICA E THESING CRNA

Nurse Anesthetist, Certified Registered