Michael Thomas

Michael Anthony Thomas , MD

Department Chair

Professor

Medical Sciences Building
231 Albert Sabin Way
Cincinnati, Ohio 45267
Phone 513-585-2355

Education

Medical Degree: University of Illinois College of Medicine Chicago, IL, 1984

Residency: Wayne State University Detroit, Michigan, 1988 (Department of Obstetrics and Gynecology)

Fellowship: University of Cincinnati College of Medicine Cincinnati, Ohio, 1990 (Section of Reproductive Endocrinology and Infertility)

Bachelor of Science: Northwestern University Evanston, IL, 1980 (Radio/TV/Film)

Certifications

American Board of Obstetrics and Gynecology (Certification Date: 12-11-1992 )

American Board of Obstetrics and Gynecology (Reproductive Endocrinology) (Certification Date: 04-22-1994 )

Clinical Interests

Obstetrics and Gynecology

Reproductive Endocrinology and Infertility

Adenomyosis

Adnexal Disease

Amenorrhea

Atrophic Vaginitis (Vaginal atrophy)

Double Uterus (Uterus didelphys)

Ectopic Heartbeat

Ectopic Pregnancy

Endometriosis

Female Sexual Dysfunction

Fibroids

Heavy Menstrual periods (Menorrhagia)

Hot Flashes

Hyperprolactinemia

Infertility

Male factor infertility

Menopause

Menorrhagia (heavy menstrual bleeding)

Metrorrhagia

Miscarriage

Mittelschmerz

Morning Sickness

Ovarian Cyst

Ovarian Disease

Ovarian Hyperstimulation Syndrome

Pelvic Masses

Pelvic Pain

Perimenopause

Pregnancy and Childbirth

Premature Ovarian Failure

Primary Ovarian Insufficiency

Reproduction in LGBTQ+ population

Sexual Dysfunction

Third Party Reproduction

Uterine Disease

Uterine Fibroids (Uterine leiomyoma)

Uterine Polyps (Endometrial Polyps)

Vaginal Agenesis

Specialities

Obstetrics and Gynecology

Reproduction Endocrinology and Infertility

Research and Practice Interests

Infertility, Reproductive Medicine, Egg Donation, In-Vitro Fertilization, Reproductive Endocrinology

Research Support

Grant: #HHSN2750043377l Investigators:Thomas, Michael 04-01-2004 -01-30-2014 National Institute of Child Health and Human Development Study of the Efficacy, Safety and Acceptance of C31G, Contraceptive CTN Role:PI $3,313,536.00 Active Level:Federal

Investigators:Thomas, Michael 08-01-2002 -06-30-2004 Eastern Virginia Medical School Acidform Gel Role:PI $78,281.00 Closed Level:Private Non-Profit

Grant: #5-N01-HD-1-3315-04-A0-S0-E0 Investigators:Thomas, Michael 04-01-2001 -02-28-2005 National Institute of Child Health and Human Development A Randomized Controlled Study of the Efficacy, Safety, and Acceptability of BufferGel Role:PI $634,038.00 Closed Level:Federal

Grant: #FHI 2229-4-01-A0-S1-E1 Investigators:Thomas, Michael 09-01-2000 -03-31-2002 Agency for International Development Comparative Contraceptive Effectiveness Assessment of Twin Aperture Slip-On Condom and Latex Condoms Role:PI $15,358.00 Closed Level:Federal

Grant: #5-N01-HD-9-3297-03-A0-S0-E0 Investigators:Thomas, Michael 06-15-2001 -09-14-2001 National Institute of Child Health and Human Development Phase II Study to Compare the Efficacies of CDB-2914 and Levonorgestrel in Emergency Contraception Role:PI $40,000.00 Closed Level:Federal

Grant: #N01-WH-4-2126 Investigators:Thomas, Michael 09-30-1994 -09-30-2010 National Heart, Lung and Blood Institute Clinical Center for the Clinical Trial and Observation Study of the Women's Health Initiative Role:PI $10,341,590.00 Closed Level:Federal

Grant: #5-N01-HD-9-3297-02-A0-S0-E0 Investigators:Thomas, Michael 06-15-1999 -06-14-2001 National Institute of Child Health and Human Development Phase II Study to Compare the Efficacies of CDB-2914 and Levonorgestrel in Emergency Contraception Role:PI $309,333.00 Closed Level:Federal

Grant: #SRS 006222 Investigators:Thomas, Michael 01-01-2009 -12-31-2013 Patty Brisben Foundation The Center for Reproductive Health Clinical Fellow Research Role:PI $50,000.00 Active Level:Private Non-Profit

Grant: #WHIMS Echo / HHSN268200464221C Investigators:Thomas, Michael 08-01-2008 -12-31-2010 National Heart, Lung and Blood Institute WHIMS-ECHO Role:PI $6,776.00 Active Level:Federal

Grant: #WHIMS-Y / HHSN268200464221C Investigators:Thomas, Michael 09-01-2009 -06-30-2011 National Heart, Lung and Blood Institute WHIMS-Y Role:PI $3,412.00 Closed Level:Federal

Grant: #SRS 008595 Investigators:Thomas, Michael 08-01-2013 -07-31-2014 Patty Brisben Foundation Effects of Cancer, Menopause and Pelvic Pain Treatments on Libido Role:PI $50,000.00 Awarded Level:Private Non-Profit

Grant: #P30ES006096 Investigators:Caruso, Joseph; Chen, Aimin; Deka, Ranjan; Greis, Kenneth; Haynes, Erin; Ho, Shuk Mei; Lemasters, Grace; Leung, Yuet Kin; Medvedovic, Mario; Meller, Jaroslaw; Meloncon, Lisa; Pinney, Susan; Porollo, Alexey; Puga, Alvaro; Thomas, Michael; Woo, Daniel; Yadav, Jagjit; Yancey, Elissa 04-01-2013 -03-31-2018 National Institute of Environmental Health Sciences Environmental Genetics Role:Collaborator $1,743,768.00 Active Level:Federal

Grant: #NICHD?JJSN27500001 of Contract #HHSN2752013000141 Investigators:Sroga, Julie; Thomas, Michael 05-01-2013 -04-29-2020 National Institute of Child Health and Human Development Contraceptive Clinical Trials Network - Female Sites Role:PI $852,183.00 Active Level:Federal

Grant: #HHSN275201300014I/HHSN277200003 Investigators:Sroga, Julie; Thomas, Michael 09-19-2014 -09-18-2017 National Institute of Child Health and Human Development A multicenter, randomized study on the serum estradiol levels, efficacy, cycle control and safety of a contraceptive vaginal ring delivering a daily dose of Nestorone and estradiol - Pilot Study Role:PI $476,363.00 Awarded Level:Federal

Grant: #569219 / T32HD040135 Investigators:Greene, Alexis; Thomas, Michael 01-01-2017 -12-31-2017 National Institute of Child Health and Human Development A National Training Program in Reproductive Medicine Role:PI $63,353.00 Active Level:Federal

Grant: #75N94020D00011 Investigators:Pensak, Meredith; Thomas, Michael 08-01-2020 -07-31-2027 National Institute of Child Health and Human Development Contraceptive Development Program NICHD Contraceptive Clinical Trials Network Female Sites-Task 1 Role:PI $12,938.00 Active Level:Federal

Grant: #SPR001-210 Investigators:Thomas, Michael 01-01-2022 -12-31-2025 PPD A Randomized, Placebo-Controlled, Response-Guided, Intrasubject, Dose Escalation Study to Evaluate the Safety and Efficacy of Tildacerfont in Adult Subjects with PCOS and Elevated Adrenal Androgens Role:PI 184966.25 Hold Level:Industry

Grant: #MVT-601-050 Investigators:Thomas, Michael 03-01-2022 -02-28-2025 Syneos Health, LLC A Phase 3, Single-Arm, Open-Label Study to Evaluate the Safety and Contraceptive Efficacy of Relugolix Combination Therapy in Women with Uterine Fibroids orndometriosis Who Are 18 to 50 Years of Age Role:PI 277826.98 Hold Level:Industry

Grant: #R21ES032112 Investigators:Pinney, Susan; Thomas, Michael; Xie, Changchun 07-18-2022 -06-30-2024 National Institute of Environmental Health Sciences Uranium Exposure and Infertility in Reproductive Partners in the Fernald Community Cohort Role:Collaborator 258577.00 Awarded Level:Federal

Grant: #OHSU (NICHD R01HD105866) Investigators:Pensak, Meredith; Thomas, Michael 09-20-2022 -06-30-2027 National Institute of Child Health and Human Development Disparities in emergency contraceptive metabolism dictate efficacy Role:PI 331048.00 Hold Level:Federal

Grant: #HMI-115EM201 Investigators:Thomas, Michael 04-01-2022 -03-31-2025 Hope Medicine (Nanjing) Co., Ltd. A Randomized, Multicenter, Double-Blind, Placebo-Controlled Phase 2 Study to Evaluate the Safety and Efficacy of HMI-115 in Women with Moderate to Severe Endometriosis-Associated Pain Over a 12-Week Role:PI 293088.70 Hold Level:Industry

Grant: #OHSU 1020921 (R01HD105866) Investigators:Pensak, Meredith; Thomas, Michael 09-20-2022 -06-30-2027 National Institute of Child Health and Human Development Disparities in emergency contraceptive metabolism dictate efficacy Role:PI 331048.00 Hold Level:Federal

Grant: #OG-8175A-023 Investigators:Thomas, Michael 04-19-2023 -04-19-2026 IQVIA Biotech A Phase 3, Open-label, Multi-center, Single-arm Study to Assess Contraceptive Efficacy and Safety of the Nomegestrol Acetate + 17B-estradiol Combined Oral Contraceptive (OG-8175A) Role:PI 474254.63 Hold Level:Industry

Grant: #OG-6219-P001 Investigators:Thomas, Michael 08-16-2023 -12-31-2025 Organon A Phase 2a/b, Randomized, Double-blind, Placebo-controlled, Parallel Group, Multicenter, Clinical Study to Evaluate the Efficacy and Safety of OG-6219 in 3 Dose Levels, in Women 18 to 49 Years of Age Role:PI 0.00 Hold Level:Industry

Grant: #75N94020D00011 Investigators:Pensak, Meredith; Thomas, Michael 09-28-2023 -09-27-2024 National Institute of Child Health and Human Development Dr. Thomas's Ovaprene Task 2 proposal - Main Study Role:PI 190857.00 Hold Level:Federal

Grant: #20US-Prg03 Investigators:Thomas, Michael 04-18-2024 -04-18-2028 IBSA, Institut Biochimique S.A. A multicenter, randomized, controlled, double-blind, double-dummy study to evaluate the safety and efficacy of subcutaneous progesterone compared to vaginal progesterone for luteal phase supplementati Role:PI 509649.99 Hold Level:Industry

Publications

Peer Reviewed Publications

Sroga JM, Montville CP, Aubuchon M, Williams DB, Thomas MA (2010. ) Effect of delayed versus immediate embryo transfer catheter removal on pregnancy outcomes during fresh cycles .Fert Stert , , 93 ,2088

Burke AE, Barnhart K, Jensen JT, Crenin MD, Walsh TL, Wan LS, Westhoff C, Thomas M, Archer D, Wu H, Liu J, Schlaff W, Carr BR, Blithe D (2010. ) Contraceptive efficacy, acceptability, and safety C31G and nonoxynol-9 spermicidal gels: a randomized controlled trial .Obstet Gynecol , , 116 ,1265

McCormick BA, Wilburn RD, Thomas MA, Williams DB, Maxwell R, Aubuchon M (2011. ) Endometrial thickness predicts endometrial hyperplasia in patients with polycystic ovarian syndrome .Fert Stert , , 95 ,2625

Wu DH, Reynolds K, Maxwell R, Lindheim SR, Thomas MA (2011. ) Age does not influence the effect of embryo fragmentation on successful blastocyst development .Fert Stert , , 95 ,2778

Gold MA, Thomas MA, Huh WA, Sarto GE, Day SP (2011. ) High-risk HPV detection in women with low-grade squamous intraepithelial lesions or greater cytology using cervista HPV HR test .Journal of Lower Genital Tract Disease, ,

Thomas, Michael A (2021. ) Making an African American REI physician: a story of mentorship.Fertility and sterility, , 116 (2 ) ,281-286 More Information

Hurley, Emily G; Ressler, Ilana B; Young, Samantha; Batcheller, April; Thomas, Michael A; DiPaola, Krystene B; Rios, Julie (2018. ) Postponing Childbearing and Fertility Preservation in Young Professional Women.Southern medical journal, , 111 (4 ) ,187-191 More Information

Adams, Shannel R; Maezawa, So; Alavattam, Kris G; Abe, Hironori; Sakashita, Akihiko; Shroder, Megan; Broering, Tyler J; Sroga Rios, Julie; Thomas, Michael A; Lin, Xinhua; Price, Carolyn M; Barski, Artem; Andreassen, Paul R; Namekawa, Satoshi H (2018. ) RNF8 and SCML2 cooperate to regulate ubiquitination and H3K27 acetylation for escape gene activation on the sex chromosomes.PLoS genetics, , 14 (2 ) ,e1007233 More Information

Ressler, Ilana B; Pakrashi, Tarita; Sroga, Julie M; DiPaola, Krystene B; Thomas, Michael A; Lindheim, Steven R (2013. ) Effects of embryo transfer catheters on the endometrial surface noted at hysteroscopy.Journal of minimally invasive gynecology, , 20 (3 ) ,381-5 More Information

Pakrashi, Tarita; Ressler, Ilana B; Sroga, Julie M; DiPaola, Krystene B; Thomas, Michael A; Lindheim, Steven R (2013. ) Hysteroscopic enucleation of type II submucosal uterine leiomyomas using a TRUCLEAR hysteroscopic morcellator: case report and review of the literature.Journal of laparoendoscopic & advanced surgical techniques. Part A, , 23 (4 ) ,378-82 More Information

Wu, Diana H; Reynolds, Kasey; Maxwell, Rose; Lindheim, Steven R; Aubuchon, Mira; Thomas, Michael A (2011. ) Age does not influence the effect of embryo fragmentation on successful blastocyst development.Fertility and sterility, , 95 (8 ) ,2778-80 More Information

McCormick, Betsy A; Wilburn, Rochelle D; Thomas, Michael A; Williams, Daniel B; Maxwell, Rose; Aubuchon, Mira (2011. ) Endometrial thickness predicts endometrial hyperplasia in patients with polycystic ovary syndrome.Fertility and sterility, , 95 (8 ) ,2625-7 More Information

Montville, Christopher P; Khabbaz, Maram; Aubuchon, Mira; Williams, Daniel B; Thomas, Michael A (2010. ) Luteal support with intravaginal progesterone increases clinical pregnancy rates in women with polycystic ovary syndrome using letrozole for ovulation induction.Fertility and sterility, , 94 (2 ) ,678-83 More Information

Sroga, Julie M; Montville, Christopher P; Aubuchon, Mira; Williams, Daniel B; Thomas, Michael A (2010. ) Effect of delayed versus immediate embryo transfer catheter removal on pregnancy outcomes during fresh cycles.Fertility and sterility, , 93 (6 ) ,2088-90 More Information

Dahl, Stephanie K; Cannon, Sara; Aubuchon, Mira; Williams, Daniel B; Robins, Jared C; Thomas, Michael A (2009. ) Follicle curetting at the time of oocyte retrieval increases the oocyte yield.Journal of assisted reproduction and genetics, , 26 (6 ) ,335-9 More Information

Dahl, Stephanie K; Thomas, Michael A; Williams, Daniel B; Robins, Jared C (2008. ) Maternal virilization due to luteoma associated with delayed lactation.Fertility and sterility, , 90 (5 ) ,2006.e17-9 More Information

Haddad, Ghassan F; Jodicke, Cristiano; Thomas, Michael A; Williams, Daniel B; Aubuchon, Mira (2008. ) Case series of rosiglitazone used during the first trimester of pregnancy.Reproductive toxicology (Elmsford, N.Y.), , 26 (2 ) ,183-4 More Information

Mersereau, Jennifer E; Evans, Michele L; Moore, Dan H; Liu, James H; Thomas, Michael A; Rebar, Robert W; Pennington, Ellen; Cedars, Marcelle I (2008. ) Luteal phase estrogen is decreased in regularly menstruating older women compared with a reference population of younger women.Menopause (New York, N.Y.), , 15 (3 ) ,482-6 More Information

Zinger, Michael; Liu, James H; Thomas, Michael A (2006. ) Successful use of vaginal sildenafil citrate in two infertility patients with Asherman's syndrome.Journal of women's health (2002), , 15 (4 ) ,442-4 More Information

Dennis, Sara J; Thomas, Michael A; Williams, Daniel B; Robins, Jared C (2006. ) Embryo morphology score on day 3 is predictive of implantation and live birth rates.Journal of assisted reproduction and genetics, , 23 (4 ) ,171-5 More Information

Detti, Laura; Williams, Daniel B; Robins, Jared C; Maxwell, Rose A; Thomas, Michael A (2005. ) A comparison of three downregulation approaches for poor responders undergoing in vitro fertilization.Fertility and sterility, , 84 (5 ) ,1401-5 More Information

Moghadam, Kenneth K; Nett, Reed; Robins, Jared C; Thomas, Michael A; Awadalla, Sherif G; Scheiber, Michael D; Williams, Daniel B (2005. ) The motility of epididymal or testicular spermatozoa does not directly affect IVF/ICSI pregnancy outcomes.Journal of andrology, , 26 (5 ) ,619-23 More Information

Maseelall, Priya; Robins, Jared C; Williams, Daniel B; Thomas, Michael A (2005. ) Stabilization and regression of a recurrent desmoid tumor with the antiestrogen toremifene.Fertility and sterility, , 84 (2 ) ,509 More Information

Jain, Akas; Robins, Jared C; Williams, Daniel B; Thomas, Michael A (2005. ) The effect of multiple cycles in oocyte donors.American journal of obstetrics and gynecology, , 192 (5 ) ,1382-4 More Information

Zinger, Michael; Liu, James H; Husseinzadeh, Nader; Thomas, Michael A (2004. ) Successful surrogate pregnancy after ovarian transposition, pelvic irradiation and hysterectomy. The Journal of reproductive medicine, , 49 (7 ) ,573-4

deHoop, T A; Mira, J; Thomas, M A (1997. ) Endosalpingiosis and chronic pelvic pain. The Journal of reproductive medicine, , 42 (10 ) ,613-6

Thomas, M A; Rebar, R W (1997. ) Delayed puberty in girls and primary amenorrhea. Current therapy in endocrinology and metabolism, , 6 ,223-6

Lydic, M L; Liu, J H; Rebar, R W; Thomas, M A; Cedars, M I (1996. ) Success of donor oocyte in in vitro fertilization-embryo transfer in recipients with and without premature ovarian failure.Fertility and sterility, , 65 (1 ) ,98-102 More Information

Thomas, M A; Rebar, R W (1994. ) Delayed puberty and primary amenorrhea in girls. Current therapy in endocrinology and metabolism, , 5 ,195-7

Thomas, M A; Rebar, R W; LaBarbera, A R; Pennington, E J; Liu, J H (1991. ) Dose-response effects of exogenous pulsatile human corticotropin-releasing hormone on adrenocorticotropin, cortisol, and gonadotropin concentrations in agonadal women.The Journal of clinical endocrinology and metabolism, , 72 (6 ) ,1249-54 More Information

Thomas, M A; Rebar, R W (1990. ) The endocrinology of anorexia nervosa and bulimia nervosa. Current opinion in obstetrics & gynecology, , 2 (6 ) ,831-6

Thomas, M A; Rebar, R W (1989. ) The endocrinology of normal and abnormal female puberty. Current opinion in obstetrics & gynecology, , 1 (2 ) ,259-65

Madden, Tessa; Cohen, Sarah Y; Paul, Rachel; Hurley, Emily G; Thomas, Michael A; Pauletti, Giovanni (2023. ) Women's preferences for a new contraceptive under development: an exploratory study.Frontiers in global women's health, , 4 ,1095112 More Information

Contact Information

Practice - Christ Hospital Medical Office Building (UC Center for Reproductive Health)
2123 Auburn Ave. Suite A44
Cincinnati  Ohio, 45219
Phone: 513-585-2355
Fax: 513-585-3098
michael.thomas@uc.edu

Practice - UC Health Physicians Office (West Chester)
7700 University Court Suite 3000
West Chester  Ohio, 45069
Phone: 513-585-2355
Fax: 513-585-3098

Academic - Medical Sciences Building
231 Albert Sabin Way
Cincinnati  Ohio, 45267
Phone: 513-585-2355