Dr. Lucas G. Leonhard M.D.
Otolaryngologist
He is located at 600 Highland Avenue in Madison, WI 53792. Can help patients with the following: Aural Rehabilitation, Deviated Septum, Impacted Earwax, Oral Cancer, Taste Disorders, Usher Syndrome. His National Provider Identifier (NPI) number is 1568825834. Appointment can be made via the phone number (608) 263-6400.
Conditions treated
Dr. Lucas Gregory Leonhard, being an otolaryngologist, 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. Lucas G. Leonhard.
- Allergic Reaction
- Assistive Listening Devices
- Auditory Processing Disorder
- Aural Rehabilitation
- Bad Breath
- Cancer
- Cauliflower Ear
- Chronic Cough
- Chronic Rhinitis
- Cleft Palate and Cleft Lip
- Deafness
- Deviated Septum
- Dizziness
- Ear Infection
- Ear Wax
- Eustachian Tube Problems
- Eye Allergy
- Hay Fever
- Headache
- Hearing Conservation
- Impacted Earwax
- Inner Ear Disorders
- Laryngitis
- Middle Ear Infection
- Nasal Polyps
- Newborn or Infant Hearing Screening
- Noise Sensitivity
- Noise-Induced Hearing Loss (NIHL)
- Nosebleed
- Oral Cancer
- Otoacoustic Emission Test (OAE)
- Peripheral Nerve Tumors
- Sinus Tract
- Sinusitis
- Sleep Apnea
- Sleep Disorders
- Sore Throat
- Swallowing Disorders
- Swimmer's Ear
- Taste Disorders
- Tinnitus
- Tongue Problems
- Usher Syndrome
- Vertigo
- Vestibular Testing
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Lucas G. Leonhard as in-network for the following 2026 plans.
Health plans
Anthem Blue Cross and Blue Shield
Network data as of Mar 25, 2026, as reported by the insurer.
Show all 9 plans from Anthem Blue Cross and Blue Shield
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Anthem Bronze Preferred/Broad 5000 (3 Free PCP Visits + $0 Select Drugs + Incentives) | POS · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Preferred/Broad HSA (+ Incentives) | POS · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Preferred/Broad Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) | POS · Expanded Bronze | Participating | Accepting new patients |
| Anthem Gold Preferred/Broad 1000 ($0 Virtual PCP + $0 Select Drugs + Incentives) | POS · Gold | Participating | Accepting new patients |
| Anthem Gold Preferred/Broad Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) | POS · Gold | Participating | Accepting new patients |
| Anthem Heart Healthy Bronze Preferred/Broad 0 Med Ded ($0 Virtual PCP+$0 Select Drugs+Incentives) | POS · Expanded Bronze | Participating | Accepting new patients |
| Anthem Silver Preferred/Broad 4000 ($0 PCP Visits + $0 Select Drugs + Incentives) | POS · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred/Broad 5500 ($0 Virtual PCP + $0 Select Drugs + Incentives) | POS · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred/Broad Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) | POS · Silver | Participating | Accepting new patients |
Aspirus Health Plan
Network data as of Nov 16, 2023, 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 20, 2026, as reported by the insurer.
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Oak $1,300 Gold | PPO · Gold | Network | Accepting new patients |
| Oak $2,000 Standard Gold | PPO · Gold | Network | Accepting new patients |
Security Health Plan
Network data as of Aug 19, 2026, as reported by the insurer.
Show all 47 plans from Security Health Plan
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Premier $2,000 - 25% | HMO · Gold | Non Preferred | Accepting new patients |
| Premier $2,000 - 25% | HMO · Gold | Preferred | Accepting new patients |
| Premier $3,500 - 30% | HMO · Gold | Non Preferred | Accepting new patients |
| Premier $3,500 - 30% | HMO · Gold | Preferred | Accepting new patients |
| Premier $4,000 - 50% | HMO · Silver | Non Preferred | Accepting new patients |
| Premier $4,000 - 50% | HMO · Silver | Preferred | Accepting new patients |
| Premier $5,000 HDHP | HMO · Silver | Non Preferred | Accepting new patients |
| Premier $5,000 HDHP | HMO · Silver | Preferred | Accepting new patients |
| Premier $6,000 - 40% | HMO · Silver | Non Preferred | Accepting new patients |
| Premier $6,000 - 40% | HMO · Silver | Preferred | Accepting new patients |
| Premier $7,500 | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| Premier $7,500 | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Premier $7,500 HDHP | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| Premier $7,500 HDHP | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Premier HMO $1,500 - 30% | HMO · Gold | Preferred | Accepting new patients |
| Premier HMO $2,500 - 20% Copay | HMO · Gold | Preferred | Accepting new patients |
| Premier HMO $3,400 - 30% HDHP | HMO · Silver | Preferred | Accepting new patients |
| Premier HMO $3,500 - 30% | HMO · Silver | Preferred | Accepting new patients |
| Premier HMO $3,500 HDHP | HMO · Gold | Preferred | Accepting new patients |
| Premier HMO $4,000 - 20% HDHP | HMO · Silver | Preferred | Accepting new patients |
| Premier HMO $5,000 - 20% HDHP | HMO · Silver | Preferred | Accepting new patients |
| Premier HMO $5,500 - 40% Copay | HMO · Silver | Preferred | Accepting new patients |
| Premier HMO $7,500 HDHP | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Premier HMO $750 - 10% | HMO · Platinum | Preferred | Accepting new patients |
| Premier HMO $9,500 | HMO · Bronze | Preferred | Accepting new patients |
| Premier POS $1,500 - 30% | POS · Gold | Non Preferred | Accepting new patients |
| Premier POS $1,500 - 30% | POS · Gold | Preferred | Accepting new patients |
| Premier POS $2,500 - 20% Copay | POS · Gold | Non Preferred | Accepting new patients |
| Premier POS $2,500 - 20% Copay | POS · Gold | Preferred | Accepting new patients |
| Premier POS $3,400 - 30% HDHP | POS · Silver | Non Preferred | Accepting new patients |
| Premier POS $3,400 - 30% HDHP | POS · Silver | Preferred | Accepting new patients |
| Premier POS $3,500 - 30% | POS · Silver | Non Preferred | Accepting new patients |
| Premier POS $3,500 - 30% | POS · Silver | Preferred | Accepting new patients |
| Premier POS $3,500 HDHP | POS · Gold | Non Preferred | Accepting new patients |
| Premier POS $3,500 HDHP | POS · Gold | Preferred | Accepting new patients |
| Premier POS $4,000 - 20% HDHP | POS · Silver | Non Preferred | Accepting new patients |
| Premier POS $4,000 - 20% HDHP | POS · Silver | Preferred | Accepting new patients |
| Premier POS $5,000 - 20% HDHP | POS · Silver | Non Preferred | Accepting new patients |
| Premier POS $5,000 - 20% HDHP | POS · Silver | Preferred | Accepting new patients |
| Premier POS $5,500 - 40% Copay | POS · Silver | Non Preferred | Accepting new patients |
| Premier POS $5,500 - 40% Copay | POS · Silver | Preferred | Accepting new patients |
| Premier POS $7,500 HDHP | POS · Expanded Bronze | Non Preferred | Accepting new patients |
| Premier POS $7,500 HDHP | POS · Expanded Bronze | Preferred | Accepting new patients |
| Premier POS $750 - 10% | POS · Platinum | Non Preferred | Accepting new patients |
| Premier POS $750 - 10% | POS · Platinum | Preferred | Accepting new patients |
| Premier POS $9,500 | POS · Bronze | Non Preferred | Accepting new patients |
| Premier POS $9,500 | POS · Bronze | 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. Lucas G. Leonhard 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. Lucas G. Leonhard is enrolled to bill Medicare as a Practitioner - Otolaryngology .
Bills through: Ent & Allergy Associates Sc
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.
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- Gender: Male
- Address: 600 Highland Avenue Madison, 53792, WI
Questions & Answers
What conditions does Dr. Lucas Gregory Leonhard treat?
Dr. Lucas Gregory Leonhard provides treatment for Aural Rehabilitation, Deviated Septum, Impacted Earwax, Oral Cancer, Taste Disorders, Usher Syndrome. For the full list see this list.
Does Dr. Lucas Gregory Leonhard accept insurance?
Dr. Lucas Gregory Leonhard is listed in-network for 70 ACA Marketplace (Obamacare/HealthCare.gov) plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, HealthPartners, Security Health Plan. See the Marketplace plans section for details.
Where can you meet with Dr. Lucas Gregory Leonhard?
Dr. Lucas Gregory Leonhard's office is located at 600 Highland Avenue in Madison, WI 53792.