For Providers
Manage This ProfileSpecialty
Internal Medicine Physicians
Coverage
Medicare + 7 Networks
Telehealth
Not Available
About Dr. Madison Lannom
Background and practice information
Dr. Madison Lannom is an internal medicine physician with over 6 years of clinical experience serving patients in the Mason City, IA area. She completed her medical training at Other and has been in practice since 2020. She currently practices at North Iowa Mercy Clinics.
Dr. Madison Lannom's clinical practice focuses on treating patients with high blood pressure.
Dr. Madison Lannom is in-network with 7 insurance providers, including Aetna, Cigna, Humana, and 4 more. Patients are encouraged to verify coverage with her office before scheduling an appointment.
At a Glance
Education
Are you Dr. Lannom?
Update your photo, bio, contact info, and accepting-new-patients status. Earn the “Verified” badge.
Claim this profilePractice Locations
2 locations
North Iowa Mercy Clinics
Primary1000 4th St Sw
Mason City, IA 50401
North Iowa Mercy Clinics
1010 4th St Sw
Mason City, IA 50401
Affiliations
Hospital and facility affiliations
Treatment & Experience
Clinical practice and procedure experience for Dr. Madison Lannom
Treatment Approach
Dr. Madison Lannom's treatment approach includes prescribing Losartan Potassium for her patients. These medications are commonly used for treating high blood pressure.
Source: CMS Medicare Provider Utilization and Payment Data, 2023.
Insurance Networks
Accepted insurance plans and networks
Dr. Madison Lannom accepts 32 plans from 7 insurers, including Cigna, Humana, Aetna.
Source: CMS Transparency in Coverage filings (March 2026). Network participation may change — verify with the provider's office before scheduling.
Patient Reviews
Reviews and ratings from patients
Loading reviews...
Is This Your Practice?
This profile appears in 7 insurance networks
- Update your photo, bio, and contact info
- Mark whether you’re accepting new patients
- Earn the “Verified” badge
Starter $29 one-time. Professional from $59/mo unlocks review responses, office hours, photo gallery, and more.
About Internal Medicine
Specialty overview and common conditions
An internal medicine physician (internist) is a medical doctor who specializes in the prevention, diagnosis, and treatment of diseases in adults. Internists are trained to manage complex, chronic, and multi-system illnesses, often serving as primary care doctors for adults or as consultants to other...
Common conditions treated by internal medicine specialists:
- Type 2 Diabetes Mellitus
- Hypertension (High Blood Pressure)
- Hyperlipidemia (High Cholesterol)
- Coronary Artery Disease (Heart Disease)
Frequently Asked Questions
Common questions about Madison Lannom
Does Dr. Lannom accept Medicare?
Yes, Dr. Lannom accepts Medicare assignment. Patients with Medicare coverage can see Dr. Lannom and typically pay less out of pocket when using a provider who accepts Medicare assignment.
What insurance does Dr. Lannom accept?
Dr. Lannom is in-network with 7 insurance providers, including Aetna, Cigna, Humana, Medicare, UMR, and 2 more. Insurance networks can change, so patients should verify their specific plan coverage directly with Dr. Lannom's office before scheduling.
Does Dr. Lannom offer telehealth or virtual appointments?
Dr. Lannom does not currently list telehealth services. For virtual care options, contact the office directly or consider other internal medicine providers in Mason City who offer telehealth.
What conditions does Dr. Lannom treat?
As a internal medicine specialist, Dr. Lannom commonly treats conditions including type 2 diabetes mellitus, hypertension (high blood pressure), hyperlipidemia (high cholesterol), coronary artery disease (heart disease), chronic obstructive pulmonary disease (copd), and other related health concerns. Contact the office to discuss your specific healthcare needs.
What medications does Dr. Lannom commonly prescribe?
Based on Medicare prescribing data, Dr. Lannom commonly prescribes medications including Losartan Potassium. The specific medications prescribed depend on each patient's individual diagnosis and health needs. Patients should discuss treatment options directly with Dr. Lannom during their consultation.
Where did Dr. Lannom go to medical school?
Dr. Lannom completed medical training at Other and has been practicing since 2020, bringing over 6 years of clinical experience.
Where is Dr. Lannom's office located?
Dr. Lannom practices at 1000 4TH ST SW, Mason City, IA 50401 at NORTH IOWA MERCY CLINICS. Contact the office for appointment scheduling.
How do I make an appointment with Dr. Lannom?
To schedule an appointment with Dr. Lannom, contact the office directly. New patients should have their insurance information and medical records ready when calling.
Data source: CMS National Provider Registry ·
Other Internal Medicine Physicians Nearby
Explore more providers in Mason City, IA
Dr. Jorge Capella-Gonzalez, MD
Internal Medicine · < 1 mi away
1000 4th St Sw, Mason City, IA
(641) 428-6615
Dr. Hersi Moallin, MD
Internal Medicine · < 1 mi away
1631 4th St Sw, Mason City, IA
(641) 428-6000
Dr. Maja Boshkovska Spaseski, MD
Internal Medicine · < 1 mi away
1000 4th St Sw, Mason City, IA
(641) 428-6615
Dr. Grace Mutinda, MD
Internal Medicine · < 1 mi away
1010 4th St Sw, Mason City, IA
Dr. Jonas Kwiatkowski, MD
Internal Medicine · < 1 mi away
1000 4th St Sw, Mason City, IA
(641) 428-6615
Dr. Fnu Dayawa Da Agoons, MD
Internal Medicine · < 1 mi away
1000 4th St Sw, Mason City, IA
(641) 428-6615
Medical Disclaimer: This content is for informational purposes only and is not a substitute for professional medical advice. Learn more about our editorial standards