Education

• Bachelor of Science, Biochemistry. United States Air Force Academy

• Doctor of Medicine. Uniformed Services University of the Health Sciences

Training

• Dermatology Residency. University of Maryland School Of Medicine

Certifications

• Board Certified in Dermatology. American Board of Dermatology

Medical Licenses

• Dr. Ritchie is licensed to practice medicine in following states: DE, ND, SD, VT, WY, MN, FL, TX, NY, CA, WA, GA, CO, TN, PA, NJ, OR, MA, and VA

Affiliations and Memberships

• Fellow, American Academy of Dermatology

Specialties and Areas of Focus

• Hair loss, skin cancer, psoriasis, eczema, skin cancer, general dermatology

Years of Experience

• 12 years experience as a board certified dermatologist

Publications

• Ritchie S, Kobayashi T, Sperling L. Amyopathic necrotizing dermatomyositis secondary to an underlying malignancy: a case report and review of the literature. Cutis. Dec 2008;82(6):407-413.

• Ritchie S, Beachkofsky T, Schreml S, Hivnor C, Gaspari A. Primary localized cutaneous nodular amyloidosis restricted to the feet: a case report and review of the literature. Cutis. Feb 2014;93(2):89-94.

• Tuchinda P, Ritchie S, Gaspari, A. Bullous pemphigoid treated with intravenous immunoglobulin: a case report and review of the literature. Cutis. May 2014;93(5):264-268.

• Ritchie S, Patel M, Miller S. Therapeutic options to decrease actinic keratoses and squamous cell carcinoma incidence and progression in solid organ transplant recipients: a practical approach. Dermatological Surgery. Oct 2012;38(10):1604-1621.

• Ritchie S, Lee M, Gaspari A, Kao G. An ulceration of the glans penis. American Journal of Dermatopathology. July 2015;37(7):544-545.

• Shallcross L, Ritchie S, Harberts E, Tammaro A, Gaitens J, Gaspari A. Manganese Oxidation State as a Cause of Irritant Patch Test Reactions. Dermatitis. Mar-Apr 2014;25(2):66-71.

• Webber B, Montgomery J, Markelz A, Allen K, Hunninghake J, Ritchie S, Pawlak M, Johnson L, Oliver T, Winterton B. Spread of vaccinia virus through shaving during military training, Joint Base San Antonio-Lackland, TX, June 2014. Medical Surveillance Monthly Report. Aug 2014;21(8):2-6.

• Nussbaum L, Morrissey M, Ritchie S. Hair loss in a patient with psoriasis. Journal of Family Practice.  July 2015;64(7):E1-E3.

• Braswell M, Morrissey M, Ritchie S, Reddick R, Kobayashi T. Sycosis vaccinatum, a type of vaccinia folliculitis. JAMA Dermatology. July 2015;151(7):799-801.

• Banta J, Lenz B, Pawlak M, Laskoski, K, Seykora C, Webber B, Yun H, Ritchie S. Notes from the field: Outbreak of Hand, Foot, Mouth Disease Caused by Cocksackievirus A6 Among Basic Military Trainees – Texas, 2015. MMWR Morb Mortal Wkly Rep 2016; 65:678-680. DOI http://dx.doi.org/10.15585/mmwr.mm6526a3.

• Laurent K, Susong J, Fillman E, Ritchie S. Cutaneous Leishmaniasis in a Saudi Arabian Soldier Stationed in the United States.  Military Medicine. July 2017;182(7):e1953-1956.

• Ritchie S, Neal D, Allgood A, Shlevin H, Traber P. A Phase 2a, open-label pilot study of the galectin-3 inhibitor GR-MD-02 for the treatment of moderate to severe plaque psoriasis. Journal of the American Academy of Dermatology. Sep 2017;77(4):753-755.

• Ritchie S. Skin surgery: Prevention and treatment of complications, In: UpToDate. Miller S, Corona R eds.

• Willardson B, Lombardo J, Raines M, Nguyen T, Park J, Dalton S, Ritchie S.  Predictive value of basal cell carcinoma biopsies with negative margins: A retrospective cohort study. Journal of the American Academy of Dermatology. July 2018;79(1):42-46.

• Banta J, Bowen C, Wong E, McCarthy S, Beachkofsky T, Franklin J, Park J, Ritchie S. Perceptions of Shaving Profiles and Their Potential Impacts on Career Progression in the United States Air Force. Journal of Military Medicine. December 2020. https://doi.org/10.1093/milmed/usaa554

• Ritchie S, Park J, Banta J, Bowen C, McCarthy S, Wong E, Garnier R, Beachkofsky T.  Shaving Waivers in the United States Air Force and Their Impact on Promotions of Black/African-American Members. Journal of Military Medicine. Jul 2021. doi: 10.1093/milmed/usab272

Why I Practice Medicine

• Dr. Ritchie began his career in medicine with the US Air Force, caring for our military members and their families around the world. He strives to continuously find new ways to improve patients’ lives by offering the most advanced, evidence based approaches to clinical and cosmetic dermatology. In addition, Dr. Ritchie seeks new ways of healthcare delivery in order to break down the traditional barriers that have stood between patients and these therapies that can improve and save lives. 

Hobbies and Interests

• Dr. Ritchie is an avid cyclist and skier, but also enjoys cooking at home and relaxing with his wife and their three dogs.