Tanya Greywal
Acting Instructor
Division of Dermatology
Director, Laser & Cosmetic Dermatology at Eastside Specialty Center
MD, UWMC-Roosevelt
MD, Seattle Children's Hospital

Faculty Information


Dr. Tanya Greywal is an Acting Instructor in the Division of Dermatology at the University of Washington and the Director of Laser and Cosmetic Dermatology at the UW Medicine Eastside Specialty Center. Dr. Greywal is a dermatologist who treats patients of all ages at the UW Medical Center-Roosevelt Dermatology Center, Eastside Specialty Center, and Seattle Children’s Hospital. She is double board-certified in both Dermatology and Micrographic Dermatologic Surgery. She currently maintains a Severe Acne and Scar Specialty Clinic at the Roosevelt Dermatology Center and the Eastside Specialty Center.

Dr. Greywal earned her MD degree from the University of California San Diego (UCSD) and a mini-MBA from the UCSD’s Rady School of Management. Her medical post-graduate training includes an internship in Internal Medicine at the University of New Mexico, as well as a residency in Dermatology at UCSD, where she served as Chief Resident in the Department of Dermatology.

Dr. Greywal specializes in acne, cosmetic dermatology, scarring, and skin surgery. She is passionate about medical education, teaching, and mentorship. She also lectures at national and international meetings.

Dr. Greywal is an active member of numerous professional organizations including the American Academy of Dermatology (AAD), where she serves on several committees and subgroups including the Residents/Fellows Committee, Young Physicians Committee and Council on Member Services.

Education & Training: 
Residency in Dermatology
University of California San Diego
La Jolla, CA
Internship in Internal Medicine
University of New Mexico
Albuquerque, NM
Rady School of Management, University of California San Diego
La Jolla, CA
University of California San Diego
La Jolla, CA
BA in Economics (Summa Cum Laude)
University of California San Diego
La Jolla, CA
Elected Chair, American Academy of Dermatology Residents/Fellows Committee
Chief Resident, University of California San Diego, Department of Dermatology
American Society of Dermatopathology (ASDP) Mentorship Award
American Society for Laser Medicine & Surgery (ASLMS) Preceptorship Program Awardee
American Academy of Dermatology’s Excellence in Patient Care Award
Mailing Address: 

For appointments with Dr. Greywal, please visit the UW Medicine website.

Research & Clinical Interests
Research Interests: 
  • Acne / severe acne variants
  • Cosmetic dermatology
  • Lasers
  • Scars
  • Medical education
Clinical Interests: 
  • Acne
  • Cosmetic dermatology
  • Scarring
  • Skin surgery
  • Teaching and medical education



Greywal T, Zaenglein AL, Baldwin HE, Bhatia N, Chernoff KA, Del Rosso JQ, Eichenfield LF, Levin MH, Leyden JJ, Thiboutot DM, Webster GF, Friedlander SF. Evidence-based recommendations for the management of acne fulminans and its variants. J Am Acad Dermatol. 2017 Jul;77(1):109-117. doi: 10.1016/j.jaad.2016.11.028. PMID: 28619551.

Greywal T, Eichenfield LF, Marsch A. Isotretinoin and iPledge Program Patient Information Video: A new modality that improves patient comprehension. J Am Acad Dermatol. 2021;84(5):1425-1426. PMID: 32565207.

Greywal T, Dayan SH, Goldie K, Fabi SG. The perception bias of aesthetic providers. J Cosmetic Dermatol. 2021;20(6):1618-1621. PMID: 33251686. 

Bonati LM, Greywal T, Arndt KA, Dover JS. The perception of procedural vascular laser pain and discrepancies amongst patients, physicians, and industry. G Ital Dermatol Venereol. 2019;154:108-113. PMID: 30375209. 

Greywal T, Ortiz A. Treating melasma with the 1064 nm Nd:YAG laser with a 650-microsecond pulse duration: A clinical evaluation. J Cosmet Dermatol. 2021 Dec;20(12):3889-3892. doi: 10.1111/jocd.14558. Epub 2021 Nov 11. PMID: 34762366.

Greywal T, Krakowski AC. Pediatric dermatology procedures and pearls: Multimodal revision of earlobe keloids. Pediatr Dermatol. 2018 Mar;35(2):268-270. doi: 10.1111/pde.13374. Epub 2017 Dec 20. PMID: 29266377.

Greywal T, Goldenberg A, Eimpunth S, Jiang SBI. Key Characteristics of Basal Cell Carinoma with Large Subclinical Extension. J Eur Acad Dermatol Venereol. 2020;34(3):485-490. PMID: 31419354. 

Eimpunth S, Goldenberg A, Hamman MS, Oganesyan G, Lee RA, Hunnangkul S, Song SS, Greywal T, Jiang SIB. Squamous Cell Carcinoma In Situ Upstaged to Invasive Squamous Cell Carcinoma: A 5-Year, Single Institution Retrospective Review. Dermatol Surg. 2017 May;43(5):698-703. doi: 10.1097/DSS.0000000000001028. PMID: 28060173.