
Overview
John Callahan is a Pediatrics provider practicing medicine in Dubuque, Iowa.
Dr. Callahan is highly rated in 1 condition, according to our data. His clinical expertise encompasses Croup, Asthma in Children, Delayed Growth, and Chronic Rhinosinusitis with Nasal Polyps (CRSwNP).
Dr. Callahan is board certified in Pediatrics Care, American Board Of Pediatrics. Dr. Callahan is currently accepting new patients.
Residency
Specialties
Licenses
Board Certifications
Languages Spoken
Gender
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- HMO
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- HMO
- PPO
- OTHER MEDICAID
- STATE MEDICAID
- MEDICARE MAPD
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- INSURANCE PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- PPO
- OTHER COMMERCIAL
- EPO
- HMO
- POS
- PPO
Locations
1000 Langworthy St., Dubuque, IA 52001
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Kevin Mullen is a Pediatrics provider practicing medicine in Dubuque, Iowa. Dr. Mullen is highly rated in 2 conditions, according to our data. His clinical expertise encompasses Rotor Syndrome, Croup, Delayed Growth, and Respiratory Syncytial Virus (RSV) Infection. Dr. Mullen is board certified in Pediatrics Care, American Board Of Pediatrics. Dr. Mullen is currently accepting new patients.
Frequently Asked Questions about Dr. John M. Callahan
How do I make an appointment with Dr. John M. Callahan?
You can book an appointment with Dr. John M. Callahan by calling their office at 563-584-3425. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
Is Dr. John M. Callahan a top-rated expert for Croup?
MediFind is an objective health platform that identifies experts based on real-world data. Dr. John M. Callahan is classified as an Advanced expert for Croup, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.
What conditions does Dr. John M. Callahan specialize in?
While Dr. John M. Callahan is a Pediatrics, they have specific expertise in Croup, Asthma in Children, and Delayed Growth. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Pediatrics.
Does Dr. John M. Callahan accept my insurance?
Dr. John M. Callahan accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly at 563-584-3425 to verify that your specific plan is currently accepted before your visit.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Advanced
- CroupDr. Callahan isAdvanced. Learn about Croup.
- Experienced
- Asthma in ChildrenDr. Callahan isExperienced. Learn about Asthma in Children.
- Autism Spectrum DisorderDr. Callahan isExperienced. Learn about Autism Spectrum Disorder.
- Cardiofaciocutaneous SyndromeDr. Callahan isExperienced. Learn about Cardiofaciocutaneous Syndrome.
- Cerebral HypoxiaDr. Callahan isExperienced. Learn about Cerebral Hypoxia.
- Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)
- Delayed GrowthDr. Callahan isExperienced. Learn about Delayed Growth.

