YACKI HAYASHI-TANNER D.O.
NPI 1487031894
Internal Medicine - Hematology & Oncology in La Crosse, WI

Q: What is Yacki Hayashi-tanner's NPI number?

The NPI number for Yacki Hayashi-tanner is 1487031894. It was assigned to this individual provider in the NPPES registry on May 5, 2015.

Q: What is Yacki Hayashi-tanner's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Active since May 05, 2015PECOS EnrolledAccepts Medicare Assignment

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

NPPES record last updated: July 17, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 17, 2024, Jul 13, 2020, Apr 13, 2017 (3 updates tracked since 2017).

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About Yacki Hayashi-tanner D.o. NPPES

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

YACKI HAYASHI-TANNER D.O. (NPI 1487031894) is an individual hematology & oncology provider in La Crosse, Wisconsin, licensed in Wisconsin (70667) and active in the NPI registry since May 2015. She is enrolled in Medicare PECOS, is affiliated with Gundersen Lutheran Medical Center, and is a graduate of Other (2017).

NPPES Registry Identity

NPI1487031894

Entity TypeIndividualFemale

Primary Taxonomy207RH0003X

Provider Legal NameYACKI HAYASHI-TANNERCredential: D.O.

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 DateMay 5, 2015

Last NPPES UpdateJuly 17, 20243 updates tracked since enumeration

NPPES CertifiedJuly 17, 2024

✔ NPI 1487031894 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians

Taxonomy Code207RH0003X

License✔ Licensed in WI · 70667

Definition

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

Also ListedInternal MedicineTaxonomy 207R00000X · License 70067 (WI)

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

1836 SOUTH AVE, La Crosse, WI 54601

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, HealthPartners, Quartz.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

Yacki Hayashi-tanner D.o. 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 ID1153691761

PECOS Enrollment IDI20200818003138, I20240801002986

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 Yacki Hayashi-tanner reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Gundersen Clinic Ltd

Same address

Clinic/Center

1836 SOUTH AVE
La Crosse, WI 54601

Reassigned Medicare billing, Wisconsin enrollment
928 clinicians in this Medicare group

NPI 1851343115 (608) 782-7300

Gundersen Lutheran Medical Center, Inc

Same address

Clinic/Center

710 DENTON ST
La Crosse, WI 54601

Reassigned Medicare billing, Wisconsin and Minnesota enrollments
Also billed through NPI 1376593442 (Minnesota)
1,457 clinicians in this Medicare group

NPI 1619210895 (608) 782-7300

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 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.

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.

48 services33 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

13 services13 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.

12 services12 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

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.

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

Gundersen St Josephs Hospital And Clinics

Critical Access Hospitals · Hillsboro, WI

OwnershipVoluntary non-profit - Private

CMS Certification Number521304

Location400 Water AveHillsboro, WI 54634 · Vernon County

Emergency services

Gundersen Tri-County Hospital & Clinics

Critical Access Hospitals · Whitehall, WI

OwnershipVoluntary non-profit - Private

CMS Certification Number521316

Location18601 Lincoln StWhitehall, WI 54773 · Trempealeau County

Emergency services

Gundersen Boscobel Area Hospital And Clinics

Critical Access Hospitals · Boscobel, WI

OwnershipVoluntary non-profit - Private

CMS Certification Number521344

Location205 Parker StBoscobel, WI 53805 · Grant County

Emergency services

Vernon Memorial Hospital

Critical Access Hospitals · Viroqua, WI

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number521348

Location507 South Main StViroqua, WI 54665 · Vernon County

Emergency services

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

$163.24 typical visit price

range $53.90 – $163.24

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

Most-billed visit code 99205

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