Six doctors, one team

Care that doesn't rotate through faces.

You'll see the same physician at every visit. They'll know your file by the second appointment. They'll do the egg retrieval and the embryo transfer themselves. Pick the doctor below who feels right — or let our care coordinator suggest a fit.

All doctors
IVF specialists
Male factor
Donor & LGBTQ+
Recurrent loss
Spanish-speaking
Mandarin-speaking
Dr. Ada Okonkwo

Dr. Ada Okonkwo

Reproductive Endocrinology & Infertility
MD, Johns Hopkins · REI Fellowship, UCSF

Ada has been with Your Business since 2014 and serves as our medical director in Portland. Her clinical interests are in mild stimulation protocols for low responders and patients with diminished ovarian reserve. Outside the clinic, she runs slowly and reads everything Marilynne Robinson writes.

IVFLow respondersPCOS
First available: May 12 · Portland
Dr. Hana Mendel

Dr. Hana Mendel

IVF & Recurrent Pregnancy Loss
MD, Stanford · REI Fellowship, Penn

Hana came to Your Business after seven years at a large East Coast academic center, looking for a smaller practice where she could spend an hour with each patient. She's our go-to for second opinions and for patients with three or more prior losses. Trained in immunology and a calm voice in hard moments.

Recurrent lossSecond opinionsEndometriosis
First available: May 6 · Portland
Dr. Mateo Rivas

Dr. Mateo Rivas

Male Factor & Andrology
MD, UC Davis · Andrology Fellowship, Cornell

Mateo handles all of our male-factor workups and surgical sperm retrievals (TESE/MESA). About 40% of our infertility cases involve a male component — Mateo's job is to make sure that side of the workup is complete before we plan a treatment. Bilingual in Spanish and English.

Male factorTESE/MESASpanish
First available: May 14 · Seattle
Dr. Ji-eun Park

Dr. Ji-eun Park

Donor Programs & LGBTQ+ Family Building
MD, Yale · REI Fellowship, Northwestern

Ji-eun directs our donor egg program and our LGBTQ+ family-building practice. She trained in both reciprocal IVF and gestational surrogacy coordination. She and her wife have two children via reciprocal IVF — patients tell us that matters.

Donor eggLGBTQ+Reciprocal IVFMandarin
First available: May 9 · Bellevue
Dr. Reuben Baines

Dr. Reuben Baines

Reproductive Surgery & Endometriosis
MD, Oregon Health & Science · MIGS Fellowship, Mayo

Reuben is the surgeon on our team — he handles laparoscopic excision for endometriosis, fibroid removal, tubal surgery, and adhesion repair. We refer to him whenever a patient's anatomy needs attention before IVF. He's known for slow, conservative surgery and very patient post-op follow-through.

EndometriosisFibroidsMIGS
First available: May 19 · Tacoma
Dr. Carmen Castellanos

Dr. Carmen Castellanos

Fertility Preservation & Oncofertility
MD, Tufts · REI Fellowship, Harvard / MGH

Carmen leads our oncofertility program — emergency egg and embryo freezing for patients facing cancer treatment, gender-affirming care, or other time-sensitive medical needs. She'll get a patient onto the calendar within 48 hours when the timeline calls for it. Bilingual in Spanish.

OncofertilityEgg freezingTrans careSpanish
First available: May 3 · Seattle (urgent slots reserved)
Not sure who's the right fit?

Let our care coordinator suggest one.

Tell us a little about your situation in the consultation form. A care coordinator will respond within one business day with a doctor recommendation and a few times that work.

Schedule a consultation