Maple Grove


Downtown Minneapolis


Meet the experts


Harold B. Kaiser, M.D.

Harold B. Kaiser, MD is an allergist in private practice with Allergy & Asthma Specialists, P.A. Minneapolis, Minnesota and he is also a Clinical Professor of Medicine at the University of Minnesota Medical School.
Read Dr. Kaiser's Full Bio
Philip C. Halverson, M.D.

Philip C. Halverson, M.D.

Dr. Halverson has been actively involved in clinical research for over 25 years serving as Principal Investigator in clinical trials in the areas of asthma and allergic rhinitis. He also enjoys teaching medical students.
Read Dr. Halverson's Full Bio
Gary D. Berman, M.D.

Gary D. Berman, M.D.

Dr. Berman is active in clinical research acting as principal investigator of studies in asthma, allergy, headache and migraine. He has a busy practice devoting approximately 25% of his time to headache patients.
Read Dr. Berman's Full Bio
Allan Stillerman, M.D.

Allan Stillerman, M.D.

Dr. Stillerman is Board Certified by the American Board of Allergy and Immunology and the American Board of Pediatrics. He conducts clinical research in the fields of asthma and allergic rhino conjunctivitis.
Read Dr. Stillerman's Full Bio
Richard P. Bransford, M.D.

Richard P. Bransford, M.D.

Dr. Bransford enjoys teaching medical and pediatric residents from the University of Minnesota as well as undergraduate biology students at Concordia University, St. Paul. He's an American College of Allergy member.
Read Dr. Bransford's Full Bio
Hemalini Mehta, M.D.

Hemalini Mehta, M.D.

Dr. Mehta is an Adjunct Assistant Professor of Medicine, University of Minnesota, and Department of Medicine: Division of Pulmonary, Allergy and Critical Care and also enjoys instructing medical students.
Read Dr. Mehta's Full Bio

Nancy L. Ott, M.D.

Allergy & Asthma Specialists, PA is pleased to welcome Dr. Ott to our staff. Nancy was raised in North Dakota and is a graduate of the University of Minnesota Medical School, completing her Allergy Fellowship at Mayo.
Read Dr. Ott's Full Bio
Mary Anne Elder

Mary Anne Elder, R.N., M.S., F.N.P.

Ms. Elder has been actively involved in the specialty of asthma and allergic diseases for over 20 years. She is also the Research Manager, Clinical Research Institute, Inc. the clinic’s research arm.
Read Ms. Elder's Full Bio