Dr. Karl Vance Sitz MD Allergist-Immunologist

Dr. Karl Sitz is an allergist-immunologist in Little Rock, Arkansas. He is affiliated with multiple hospitals in the area, including Select Specialty Hospital-Phoenix and St. Vincent Infirmary Medical Center. He received his medical degree from University of Arkansas for Medical Sciences College of Medicine and has been in practice for 24 years. He is one of 5 doctors at Select Specialty Hospital-Phoenix and one of 6 at St. Vincent Infirmary Medical Center who specialize in Allergy & Immunology.

Are you Dr. Karl Sitz? Claim your profile to make edits or add details. Claim/Edit Profile

Office Location

See Contact Information

Specialty & Clinical Interests

Allergist-Immunologist: Clinical & Laboratory Immunology

Education & Medical Training

University of Arkansas for Medical Sciences
Residency, Internal Medicine, 1986 - 1989

Walter Reed Army Medical Center
Fellowship, Allergy and Immunology, 1990 - 1992

University of Arkansas for Medical Sciences College of Medicine
Class of 1986

Certifications & Licensure

American Board of Allergy and Immunology
Certified in Allergy & Immunology

American Board of Allergy and Immunology
Certified in Clinical & Laboratory Immunology

American Board of Internal Medicine
Certified in Internal Medicine

AR State Medical License
Active through 2013

Publications & Presentations

Lymphocyte proliferation assay.
Sitz, K. V., Birx, D. L.

Suspected insulin anaphylaxis and literature review.
Scheer, B. G., Sitz, K. V.

Efficacy testing of recombinant human immunodeficiency virus (HIV) gp160 as a therapeutic vaccine in early-stage HIV-1-infected volunteers. rgp160 Phase II Vaccine Investigators.
Birx, D. L., Loomis-Price, L. D., Aronson, N., Brundage, J., Davis, C., Deyton, L., Garner, R., Gordin, F., Henry, D., Holloway, W., Kerkering, T., Luskin-Hawk, R., McNeil, J., Michael, N., Foster Pierce, P., Poretz, D., Ratto-Kim, S., Renzullo, P., Ruiz, N., Sitz, K., Smith, G., Tacket, C., Thompson, M., Tramont, E., Yangco, B., Yarrish, R., Redfield, R. R.

See all 16 publications

Insurances Accepted

  • Aetna Choice POS II
  • BCBS Blue Card PPO
  • BCBS Idaho PPO
  • CIGNA Open Access
  • First Choice
  • First Health PPO
  • Great West PPO
  • Humana ChoiceCare Network PPO
  • Multiplan PHCS PPO
  • Multiplan PPO
  • PacificSource Preferred PSN
  • Qualchoice PPO
  • United Healthcare - Direct Choice Plus POS
  • United Healthcare - Direct Options PPO
Find More Doctors
Doctor Finder

Our Doctor Finder includes most U.S. physicians. Doctors are not ranked, learn more.

Browse Doctors by



Search all Doctors

Profiles by Doximity

Your Message Has Been Submitted

As part of our research on the correction you submitted, you may be contacted at the email address provided.

Sorry, Your Message Could Not Be Submitted

Please try again later, or E-mail your message to doctors@usnews.com and include the Web address (URL) of the page that contains incorrect information.