Dr. Todd A. Mahr
- Gender: Male
- Experience: 37 years
- Graduated from: University Of Wisconsin School Of Medicine
- Graduation year: 1984
- Sole propriator: No
- NPI: 1659374411
Dr. Todd A. Mahr MD
Pediatrician
He is located at 1836 South Avenue in La Crosse, WI 54601. Can help patients with the following: Bee and Wasp Stings, Common Cold, Head Lice, Learning Disability, Peanut Allergy, Phenylketonuria (PKU). His National Provider Identifier (NPI) number is 1659374411. Appointment can be made via the phone number (608) 782-7300. He is affiliated with 1 practices and 1 hospitals.
Conditions treated
Dr. Todd A. Mahr, being an pediatrician, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Todd A. Mahr.
- Abdominal Pain
- Allergic Reaction
- Allergies
- Anemia
- Anencephaly
- Asthma
- Autism
- Bee and Wasp Stings
- Birth Defects
- Bronchitis
- Celiac Disease
- Cerebral Palsy (CP)
- Childhood Behavioral and Emotional Disorders
- Childhood Obesity
- Chronic Cough
- Chronic Rhinitis
- Cleft Palate and Cleft Lip
- Colic
- Common Cold
- Contact Dermatitis
- Croup
- Developmental Delays
- Down Syndrome
- Dyslexia
- Eczema
- Edwards Syndrome
- Enuresis
- Eosinophilic Esophagitis
- Eye Allergy
- Fetal Alcohol Syndrome (FAS)
- Fever
- Food Allergies
- Food Allergy
- Food Poisoning
- Fragile X Syndrome (FXS)
- General Care
- Hay Fever
- Head Lice
- Headache
- Hives
- Infant Care
- Influenza
- Jaundice
- Kawasaki Disease
- Lactose Intolerance
- Learning Disability
- Migraine
- Mold Exposure
- Muscular Dystrophy
- Nausea and Vomiting
- Noonan Syndrome
- Parenting
- Peanut Allergy
- Pervasive Developmental Disorders (PDD)
- Phenylketonuria (PKU)
- Pink Eye
- Pinworm Infection
- Plant Contact Allergy
- Prescription Refill
- Reye Syndrome
- Rickets
- Sinusitis
- Skin Rash
- Sore Throat
- Speech Disorders
- Stuttering
- Sudden Infant Death Syndrome (SIDS)
- Tourette Syndrome
- Turner Syndrome
- Upper Respiratory Infection (URI)
- Urinary Tract Infection (UTI)
- Williams Syndrome
- Wilson-Turner Syndrome
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Todd A. Mahr as in-network for the following 2026 plans.
Health plans
Aspirus Health Plan
Network data as of Mar 14, 2024, as reported by the insurer.
Show all 12 plans from Aspirus Health Plan
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| HMO Bronze $0 Medical Deductible | HMO · Expanded Bronze | Aspirussign | Accepting new patients |
| HMO Bronze 10000 | HMO · Bronze | Aspirussign | Accepting new patients |
| HMO Bronze 7500 | HMO · Expanded Bronze | Aspirussign | Accepting new patients |
| HMO Catastrophic 10600 with 3 free PCP visits | HMO · Catastrophic | Aspirussign | Accepting new patients |
| HMO Gold 2000 | HMO · Gold | Aspirussign | Accepting new patients |
| HMO Gold 2700 | HMO · Gold | Aspirussign | Accepting new patients |
| HMO HDHP Silver 5900 | HMO · Silver | Aspirussign | Accepting new patients |
| HMO Silver 6000 | HMO · Silver | Aspirussign | Accepting new patients |
| HMO Silver 6600 | HMO · Silver | Aspirussign | Accepting new patients |
| POS Bronze 7500 | POS · Expanded Bronze | Aspirussign | Accepting new patients |
| POS Bronze 8500 | POS · Bronze | Aspirussign | Accepting new patients |
| POS Silver 6000 | POS · Silver | Aspirussign | Accepting new patients |
HealthPartners
Network data as of Apr 14, 2026, as reported by the insurer.
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Oak $1,300 Gold | PPO · Gold | Network | Accepting new patients at some locations |
| Oak $2,000 Standard Gold | PPO · Gold | Network | Accepting new patients at some locations |
Medica
Network data as of Jul 13, 2026, as reported by the insurer.
Show all 9 plans from Medica
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Medica Individual Choice Bronze HSA | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Medica Individual Choice Bronze Share | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Medica Individual Choice Expanded Bronze Standard | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Medica Individual Choice Gold $0 Copay PCP Visits | EPO · Gold | Preferred | Accepting new patients |
| Medica Individual Choice Gold Share | EPO · Gold | Preferred | Accepting new patients |
| Medica Individual Choice Gold Standard | EPO · Gold | Preferred | Accepting new patients |
| Medica Individual Choice Silver $0 Copay PCP Visits | EPO · Silver | Preferred | Accepting new patients |
| Medica Individual Choice Silver Share | EPO · Silver | Preferred | Accepting new patients |
| Medica Individual Choice Silver Standard | EPO · Silver | Preferred | Accepting new patients |
Quartz
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 57 plans from Quartz
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| QUARTZ GUNDERSEN PERFORMANCE BRONZE $0 MEDICAL DED | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE BRONZE $10,150 DED | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE BRONZE (DENTAL & VISION) $0 MEDICAL DED | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE BRONZE (DENTAL & VISION) $10,150 DED | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE BRONZE (DENTAL & VISION) STANDARD EASY PRICING | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE BRONZE STANDARD EASY PRICING | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE CATASTROPHIC $10,600 DED | HMO · Catastrophic | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE GOLD $4,000 DED | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE GOLD (DENTAL & VISION) $4,000 DED | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE GOLD (DENTAL & VISION) STANDARD EASY PRICING | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE GOLD MAINTENANCE $700 DED | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE GOLD MAINTENANCE (DENTAL & VISION) $700 DED | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE GOLD STANDARD EASY PRICING | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE SILVER $8,000 DED | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE SILVER $9,000 DED | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE SILVER (DENTAL & VISION) $8,000 DED | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE SILVER (DENTAL & VISION) $9,000 DED | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE SILVER (DENTAL & VISION) STANDARD EASY PRICING | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ GUNDERSEN PERFORMANCE SILVER STANDARD EASY PRICING | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE $0 MEDICAL DED | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE $10,150 DED | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE (DENTAL & VISION) $0 MEDICAL DED | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE (DENTAL & VISION) $10,150 DED | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE (DENTAL & VISION) STANDARD EASY PRICING | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE STANDARD EASY PRICING | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN CATASTROPHIC $10,600 DED | HMO · Catastrophic | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD $4,000 DED | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD (DENTAL & VISION) $4,000 DED | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD (DENTAL & VISION) STANDARD EASY PRICING | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD MAINTENANCE $700 DED | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD MAINTENANCE (DENTAL & VISION) $700 DED | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD STANDARD EASY PRICING | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER $8,000 DED | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER $9,000 DED | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER (DENTAL & VISION) $8,000 DED | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER (DENTAL & VISION) $9,000 DED | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER (DENTAL & VISION) STANDARD EASY PRICING | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER STANDARD EASY PRICING | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE $0 MEDICAL DED | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE $10,150 DED | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE (DENTAL & VISION) $0 MEDICAL DED | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE (DENTAL & VISION) $10,150 DED | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE (DENTAL & VISION) STANDARD EASY PRICING | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE STANDARD EASY PRICING | HMO · Expanded Bronze | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH CATASTROPHIC $10,600 DED | HMO · Catastrophic | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH GOLD $4,000 DED | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH GOLD (DENTAL & VISION) $4,000 DED | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH GOLD (DENTAL & VISION) STANDARD EASY PRICING | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH GOLD MAINTENANCE $700 DED | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH GOLD MAINTENANCE (DENTAL & VISION) $700 DED | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH GOLD STANDARD EASY PRICING | HMO · Gold | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH SILVER $8,000 DED | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH SILVER $9,000 DED | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH SILVER (DENTAL & VISION) $8,000 DED | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH SILVER (DENTAL & VISION) $9,000 DED | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH SILVER (DENTAL & VISION) STANDARD EASY PRICING | HMO · Silver | Preferred | Accepting new patients |
| QUARTZ ONE ACHIEVE W/UW HEALTH SILVER STANDARD EASY PRICING | HMO · Silver | Preferred | Accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Todd A. Mahr is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. Todd A. Mahr is enrolled to bill Medicare as a Practitioner - Allergy/immunology (also registered under: Practitioner - Pediatric Medicine) .
Bills through: Gundersen Clinic Ltd
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| AstraZeneca | $65711 |
| Mylan | $47266 |
| Teva Pharmaceuticals | $47015 |
Other
| Promotional Speaking or Service | $269061 |
| Consulting | $42039 |
| Travel and Lodging | $35831 |
| Other | $34000 |
| Food and Beverage | $18363 |
Studies
UNIVERSITY OF WISCONSIN SCHOOL OF MEDICINE
Graduated in 1984Additional Specialities
- Allergist and Immunologist
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Questions & Answers
Does Dr. Todd A. Mahr accept patients with Aspirus Health Plan?
Yes, Dr. Todd A. Mahr is listed in-network for Aspirus Health Plan through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
Has Dr. Todd A. Mahr affiliation with hospitals?
Dr. Todd A. Mahr is affiliated with GUNDERSEN LUTHERAN MEDICAL CENTER.
What conditions does Dr. Todd A. Mahr treat?
Dr. Todd A. Mahr provides treatment for Bee and Wasp Stings, Common Cold, Head Lice, Learning Disability, Peanut Allergy, Phenylketonuria (PKU). For the full list see this list.
Does Dr. Todd A. Mahr have affiliation with practices?
Dr. Todd A. Mahr is affiliated with Team Rehab.
Where can you meet with Dr. Todd A. Mahr?
Dr. Todd A. Mahr's office is located at 1836 South Avenue in La Crosse, WI 54601.