Dr. Robert Younger, Dr. D. Curt Chaffin, Dr. Michael Hollie, Dr. Russell Walker,

Dr. Linda Kim, Geri Gannaway, NP, Darla Erhard, NP

Allergy & Asthma  is dedicated to serving our community and surrounding areas with the absolute best care.

We offer state-of-the-art treatment, consistent patient care, and unmatched customer service. Our focus is on identifying and treating the underlying disease state, not just treating symptoms. This comprehensive approach is one of many reasons that separates us from others in this specialty.

The physicians at Allergy & Asthma are Board Certified in adult and pediatric asthma, allergy, and immunology by American Board of Allergy & Immunology.

What are our patients saying about their experience with our office?
"The staff are wonderful and extremely helpful.  The improvements I have seen in my symptoms the past four years have been wonderful." - Johnathan

"I love the time the staff spends explaining what is happening and the diagnosis." - Danielle

"What an awesome group!  Curt Chaffin, M.D. and Geri Gannaway, FNP are wonderful to work with. They are very warm and personable. The entire staff is thorough and ready to answer any questions you might have.  Very positive experience!" - Beth

"My 6-yr old daughter and I have been getting allergy shots here for almost 2 years.  The shot clinic staff are fantastic and great with children.  Our experience at this office has always been top-notch." - Emily 

Office Locations

 Phone Number for all Locations: 423-499-4100


Battlefield Parkway                          Hixson
4700 Battlefield Parkway                5864 Highway 153
Suite 300                                              Suite 112
Ringgold, GA 30736                           Hixson, TN 37343

Cleveland                                            Downtown Chattanooga
2253 Chambliss Ave. NW                2200 E. 3rd Street
Suite 401                                            Suite 200
Cleveland, TN 37311                        Chattanooga, TN 37404

Hamilton Place Area                      South Pittsburg
1720 Gunbarrel Rd.                          625 12th Street
Suite 400                                            South Pittsburg, TN 37380
Chattanooga, TN 37421

1107 Memorial Dr.
Suite G2
Dalton, GA 30720

Office News  

  • Cleveland voted Dr. Hollie #1 Allergist for the Reader's Choice Award.  Thank you!
  • We are pleased to announce Extended Shot Lab Hours at our Cleveland and Dalton offices.
  • Beginning on Thursday, January 8th our Dalton and Cleveland offices will keep their shot labs open until 5:30pm each Thursday in 2015!
  • Don't Forget!   Our Gunbarrel office has extended office hours on Thursday afternoon.  The shot lab is open until 7:30pm.  

Find a Doctor at this Location

New Patient Forms

I am a New Patient, what should I expect?

Frequently Asked Questions

The Rush Program