Expert Pathologists

Postdoctoral Training

2021-2022 Fellow, Surgical Pathology, Tufts Medical Center

2020-2021 Fellow, Dermatopathology, Beth Israel Deaconess Medical Center, Harvard Medical School

2017-2020 Resident, Pathology, Beth Israel Deaconess Medical Center, Harvard Medical School

2016-2017 Resident, Pathology, East Tennessee State University


2009 MD, Tehran Azad University, Tehran, Iran


2022 Dermatopathology

2021 Anatomical Pathology

Professional Societies

American Medical Association

American Society of Dermatopathology

College of American Pathologists

United States and Canadian Academy of Pathology

Select Publications

Joshua Goldsmith, Montaser Kouhsari L, Tahan S. Clonal-Pattern Seborrheic Keratosis: Risk of Recurrence and Progression to Carcinoma. Am J Surg Pathol. 2022 Oct 11. Online ahead of print.

Montaser Kouhsari L, LeBoit PE, McCalmont TH, Hinds B, North JP. Histopathologic and genetic findings in atypical spindle cell/pleomorphic lipomatous tumors and atypical pleomorphic fibromas. J Cutan Pathol. 2022; 49:623-631.

Kajbafzadeh AM, Ahmadi H, Montaser-Kouhsari L, Sabetkish S, Ladi-Seyedian S, Sotoudeh M. Intravesical electromotive administration of botulinum toxin type A in improving the bladder and bowel functions: Evidence for novel mechanism of action. J Spinal Cord Med. 2019; 18:1-7.

Sowalsky AG, Ye H, Bhasin M, Van Allen EM, Loda M, Lis RT, Montaser-Kouhsari L, Calagua C, Ma F, Russo JW, Schaefer RJ, Voznesensky OS, Zhang Z, Bubley GJ, Montgomery B, Mostaghel EA, Nelson PS, Taplin ME, Balk SP. Neoadjuvant-Intensive Androgen Deprivation Therapy Selects for Prostate Tumor Foci with Diverse Subclonal Oncogenic Alterations. Cancer Res. 2018; 78(16):4716-4730.

Patnaik A, Swanson KD, Csizmadia E, Solanki A, Landon-Brace N, Gehring MP, Helenius K, Olson BM, Pyzer AR, Wang LC, Elemento O, Novak J, Thornley TB, Asara JM, Montaser L, Timmons JJ, Morgan TM, Wang Y, Levantini E, Clohessy JG, Kelly K, Pandolfi PP, Rosenblatt JM, Avigan DE, Ye H, Karp JM, Signoretti S, Balk SP, Cantley LC. Cabozantinib Eradicates Advanced Murine Prostate Cancer by Activating Anti-Tumor Innate Immunity. Cancer Discov. 2017; 7(7):750-765.

Oh H, Eliassen AH, Beck AH, Rosner B, Schnitt SJ, Collins LC, Connolly JL, Montaser-Kouhsari L, Willett WC, Tamimi RM. Breast cancer risk factors in relation to estrogen receptor, progesterone receptor, insulin-like growth factor-1 receptor, and Ki67 expression in normal breast tissue. NPJ Breast Cancer. 2017; 3:39.

Montaser-Kouhsari L, Knoblauch NW, Oh EY, Baker G, Christensen S, Hazra A, Tamimi RM, Beck AH. Image-guided Coring for Large-scale Studies in Molecular Pathology. Appl Immunohistochem Mol Morphol. 2015; 24(6): 431-435.

Oh EY, Christensen SM, Ghanta S, Jeong JC, Bucur O, Glass B, Montaser-Kouhsari L, Knoblauch NW, Bertos N, Saleh SM, Haibe-Kains B, Park M, Beck AH. Extensive Rewiring of Epithelial-Stromal CoExpression Networks in Breast Cancer. Genome Biol. 2015; 19(16): 128.

Brown KK, Montaser-Kouhsari L, Beck AH, Toker A. MERIT40 Is an Akt Substrate that Promotes Resolution of DNA Damage Induced by Chemotherapy. Cell Rep. 2015; 11(9): 1358-1366.

Kaunisto A, Henry WS, Montaser-Kouhsari L, Jaminet SC, Oh EY, Zhao L, Luo HR, Beck AH, Toker A. NFAT1 Promotes Intratumoral Neutrophil Infiltration by Regulating IL8 Expression in Breast Cancer. Mol Oncol. 2015; 9(6): 1140-1154.

Irshad H, Montaser-Kouhsari L, Waltz G, Bucur O, Nowak JA, Dong F, Knoblauch NW, Beck AH. Crowdsourcing image annotation for nucleus detection and segmentation in computational pathology: evaluating experts, automated methods, and the crowd. Pac Symp Biocomput. 2015: 294-305.

Dong F, Irshad H, Oh EY, Lerwill MF, Brachtel EF, Jones NC, Knoblauch NW, Montaser-Kouhsari L, Johnson NB, Rao LK, Faulkner-Jones B, Wilbur DC, Schnitt SJ, Beck AH. Computational pathology to discriminate benign from malignant intraductal proliferations of the breast. PLoS One. 2014; 9(12): e114885.

Panka DJ, Buchbinder E, Giobbie-Hurder A, Schalck AP, Montaser-Kouhsari L, Sepehr A, Lawrence DP, McDermott DF, Cohen R, Carlson A, Wargo JA, Merritt R, Seery VJ, Hodi FS, Gunturi A, Fredrick D, Atkins MB, Iafrate AJ, Flaherty KT, Mier JW, Sullivan RJ. Clinical utility of a blood-based BRAF(V600E) mutation assay in melanoma. Mol Cancer Ther. 2014; 13(12):3210-3218.

Montaser-Kouhsari L, Zartab H, Fanian F, Noorian N, Sadr B, Nassiri-Kashani M, Firooz A. Comparison of intradermal injection with iontophoresis of abobotulinum toxin A for the treatment of primary axillary hyperhidrosis: a randomized, controlled trial. J Dermatolog Treat. 2014; 25(4):337-341.

Mohtasham N, Babakoohi S, Montaser-Kouhsari L, Memar B, Salehinejad J, Rahpeyma A, Khageh-Ahmady S, Marouzi P, Firooz A, Pazoki-Toroudi H, Anvari K. The expression of heat shock proteins 27 and 105 in squamous cell carcinoma of the tongue and relationship with clinicopathological index. Med Oral Patol Oral Cir Bucal. 2011; 16(6):e730-735.

Firooz A, Nassiri-Kashani M, Khatami A, Gorouhi F, Babakoohi S, Montaser-Kouhsari L, Davari P, Dowlati Y. Fragrance contact allergy in Iran. J Eur Acad Dermatol Venereol. 2010;24(12):1437-1441.

Mohtasham N, Babakoohi S, Salehinejad J, Montaser-Kouhsari L, Shakeri MT, Shojaee S, Sistani NS, Firooz A. Mast cell density and angiogenesis in oral dysplastic epithelium and low- and high-grade oral squamous cell carcinoma. Acta Odontol Scand. 2010;68(5):300-304.