Yacki Hayashi-Tanner, D.O.

Hematology & Oncology

Internal Medicine

Yacki Hayashi-Tanner is a Hematology & Oncology specialist based in La Crosse, WI with over 9 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(608) 782-7300La Crosse, WI
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Yacki Hayashi-Tanner, D.O. has practiced internal medicine for 9+ years, working in group practice. She has been in practice for 9+ years. An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders.

At a glance

  • Prescribes opioids less than 36% of reporting doctors in Wisconsin
  • Virtual visits available — no app or travel required
1 of 122 Internal Medicine providers in WISee all Internal Medicine in La Crosse9+ years experienceNPI since 2015

Older · 676dNPPES updated 2024-07-17 · verify NPI on CMS · Verify license at Wisconsin Medical Examining Board

Contact & Location

Practice Location

1836 South Ave, La Crosse, WI 54601-5429

CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor prescribes opioid pain medications conservatively.

Opioid Rx

↓ Lower = better

2.4%

Wisconsin avg: 4.3 · US avg: 5.1

Higher than most doctors nationally(-2.7 pts)

2.4% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.

Prescription Recipients

61

Patients prescribed

Prescriptions Written

459

Total claims

Total Medicare drug cost: $1.18M

Percentile rankings compared against 779 reporting peers in Wisconsin.

Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. Board certified · Jul 16, 2024

    Self-reported via NPPES

  2. 9 years in practice

    Established

Internal MedicineHematology & Oncology in La CrosseAllopathic & Osteopathic Physicians

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.

Taxonomy: 207RH0003X

Virtual Hematology & Oncology Care With Yacki Hayashi-Tanner

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Yacki Hayashi-Tanner for follow-ups, medication reviews, and ongoing care — no travel to La Crosse required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.

Frequently Asked Questions

Common questions about Yacki Hayashi-Tanner

NPI records show Dr. Hayashi-Tanner as active with telehealth listed in La Crosse, WI. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (608) 782-7300.

Verified across 3 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D. See Data Methodology.

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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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