Summary

Dr. Alyssa Keller specializes in family medicine, providing comprehensive healthcare for patients of all ages. She earned her medical degree from the University of Missouri Columbia School of Medicine and has been practicing for 17 years. Dr. Keller speaks English and brings nearly two decades of experience to her patient care.

Dr. Keller practices at Mercy Hospital Washington and sees patients at Mercy Clinic Primary Care in O'Fallon, Missouri. She has particular expertise in treating allergic conditions, including seasonal allergies and rhinitis. Her practice also offers preventive care services like flu vaccinations and specialized treatments such as allergen immunotherapy for patients with persistent allergies. Patients rate Dr. Keller 4.4 out of 5 stars on average.

AI-generated from data on this provider profile.

Quick Facts

  • 4.3
  • 17 years of experience
  • 20 insurance plans accepted
  • speaks English
  • University Of Missouri Columbia School Of Medicine
  • 1 written review
  • 1 specialty
  • 1 hospital affiliation
  • 1 office location
  • Female

Office Location

Mercy Clinic Primary Care - O'Fallon Winding Woods

300 Winding Woods Dr Ste 214O Fallon, MO 63366
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

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Dr. Alyssa Leigh Keller
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Dr. Alyssa Leigh KellerHelix Virtual CareKarina Guffey, PMHNP-BC, FNP-BCNicole Baldwin, APRN, FNP-BC
Family MedicineFamily MedicineFamily MedicineFamily Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
4.3 
3.7 
17 Years of Experience 8 Years of Experience
Virtual Visit Available Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English Speaks English
O Fallon , MOBoca Raton , FLSpringfield , MOOrlando , FL
Med School: University Of Missouri Columbia School Of Medicine
Current Profile
View Profile View Profile View Profile

Insurance Plans Accepted by Dr. Alyssa Leigh Keller

  • Accepts Medicare
  • Aetna
  • Anthem BlueCross BlueShield
  • Ascension Smart Health
  • Cigna
  • Essence
  • Health Net Federal Services
  • Healthlink
  • Healthy Blue (formerly Missouri Care)
  • HFN Inc.
  • Home State Health
  • Humana
  • Humana Military
  • Live360 (Health Choices Network)
  • Medica
  • MultiPlan/PHCS
  • NHC Advantage
  • PPHP (Provider Partners Health Plan)
  • Sterling Medicare
  • United Healthcare
  • WellCare Medicare Advantage

Medical Specialties

Dr. Alyssa Leigh Keller has the following specialty

Certifications, License, & Education

17 Years Experience

MEDICAL LICENSE

Medical Doctor, Missouri, 2026, Expired

EDUCATION & TRAINING

Medical School

University Of Missouri Columbia School Of MedicineGraduated in 2009

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Frequently Asked Questions

Does Dr. Alyssa Keller accept my insurance?
You can see the insurance plans that Dr. Alyssa Keller accepts on their Vitals profile.
Is Dr. Alyssa Keller accepting new patients?
Dr. Alyssa Keller has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
What languages does Dr. Alyssa Keller speak?
Dr. Alyssa Keller speaks English.
How can I make an appointment with Dr. Alyssa Keller?
You can find contact information for Dr. Alyssa Keller here on Vitals.
Does Dr. Alyssa Keller accept virtual/telehealth appointments?
Yes, Dr. Alyssa Keller accepts virtual/telehealth appointments. Click the virtual visit button on their Vitals profile.

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