The 20 Best ABO Incompatibility Doctors Near Me in Portland, OR

Find the Top ABO Incompatibility Experts and Specialists

The 20 Best ABO Incompatibility Doctors near Portland, OR

Last Updated: 02/22/2026

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MediFind found 23 doctor with experience in ABO Incompatibility near Portland, OR. Of these, 22 are Experienced and 1 are Advanced.

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23 providers found
    Advanced in ABO Incompatibility

    Dr. Carey Winkler
    Neonatology | Obstetrics and Gynecology
    Advanced in ABO Incompatibility

    Dr. Carey Winkler
    Neonatology | Obstetrics and Gynecology

    Legacy Center For Maternal-Fetal Medicine

    300 N Graham St Ste 100, 
    Portland, OR 
     (1.9 miles away)
    360-487-2870
    Languages Spoken:
    English
    See accepted insurances

    Carey Winkler is a Neonatologist and an Obstetrics and Gynecologist in Portland, Oregon. Dr. Winkler is rated as an Advanced provider by MediFind in the treatment of ABO Incompatibility. His top areas of expertise are Premature Infant, ABO Incompatibility, Preeclampsia, and Gestational Diabetes.

    Experienced in ABO Incompatibility

    Dr. Leonardo Pereira
    Neonatology | Obstetrics and Gynecology
    Experienced in ABO Incompatibility

    Dr. Leonardo Pereira
    Neonatology | Obstetrics and Gynecology

    OHSU Hospital

    3181 SW Sam Jackson Park Rd, 
    Portland, OR 
     (1.3 miles away)
    503-494-4200
    Languages Spoken:
    English
    See accepted insurances

    Leonardo Pereira is a Neonatologist and an Obstetrics and Gynecologist in Portland, Oregon. Dr. Pereira is rated as an Experienced provider by MediFind in the treatment of ABO Incompatibility. His top areas of expertise are Preeclampsia, Gestational Diabetes, Hydrops Fetalis, and Fetal Edema.

    Experienced in ABO Incompatibility

    Dr. Irina Cassimatis
    Neonatology | Obstetrics and Gynecology
    Experienced in ABO Incompatibility

    Dr. Irina Cassimatis
    Neonatology | Obstetrics and Gynecology

    OHSU Hospital

    3181 SW Sam Jackson Park Rd, 
    Portland, OR 
     (1.3 miles away)
    503-494-2101
    Languages Spoken:
    English
    See accepted insurances

    Irina Cassimatis is a Neonatologist and an Obstetrics and Gynecologist in Portland, Oregon. Dr. Cassimatis is rated as an Experienced provider by MediFind in the treatment of ABO Incompatibility. Her top areas of expertise are Gestational Diabetes, Premature Infant, Methimazole Antenatal Exposure, and HIV/AIDS.

    Learn about our expert tiers
    Experienced in ABO Incompatibility

    Dr. John Buckmaster
    Obstetrics and Gynecology
    Experienced in ABO Incompatibility

    Dr. John Buckmaster
    Obstetrics and Gynecology

    Legacy Medical Group-Maternal-Fetal Medicine At Emanuel

    300 N Graham St Ste 100 Office, 
    Portland, OR 
     (1.9 miles away)
    503-413-1122
    Languages Spoken:
    English
    See accepted insurances

    John Buckmaster is an Obstetrics and Gynecologist in Portland, Oregon. Dr. Buckmaster is rated as an Experienced provider by MediFind in the treatment of ABO Incompatibility. His top areas of expertise are Polyhydramnios, Gestational Diabetes, Fetal Enterovirus Syndrome, Intrahepatic Cholestasis of Pregnancy, and Hormone Replacement Therapy (HRT).

    Experienced in ABO Incompatibility

    Dr. Jennifer Salati
    Neonatology | Obstetrics and Gynecology
    Experienced in ABO Incompatibility

    Dr. Jennifer Salati
    Neonatology | Obstetrics and Gynecology

    Legacy Medical Group-Maternal-Fetal Medicine At Emanuel

    300 N Graham St Ste 100 Office, 
    Portland, OR 
     (1.9 miles away)
    503-413-1122
    Languages Spoken:
    English
    See accepted insurances

    Jennifer Salati is a Neonatologist and an Obstetrics and Gynecologist in Portland, Oregon. Dr. Salati is rated as an Experienced provider by MediFind in the treatment of ABO Incompatibility. Her top areas of expertise are Polyhydramnios, Gestational Diabetes, Intrahepatic Cholestasis of Pregnancy, Premature Infant, and Salpingo-Oophorectomy.

    Experienced in ABO Incompatibility

    Dr. Kathleen Brookfield
    Neonatology | Obstetrics and Gynecology
    Experienced in ABO Incompatibility

    Dr. Kathleen Brookfield
    Neonatology | Obstetrics and Gynecology

    Legacy Medical Group-Maternal-Fetal Medicine At Emanuel

    300 N Graham St Ste 100 Office, 
    Portland, OR 
     (1.9 miles away)
    503-413-1122
    Languages Spoken:
    English
    See accepted insurances

    Kathleen Brookfield is a Neonatologist and an Obstetrics and Gynecologist in Portland, Oregon. Dr. Brookfield is rated as an Experienced provider by MediFind in the treatment of ABO Incompatibility. Her top areas of expertise are Preeclampsia, Polyhydramnios, Gestational Diabetes, Intrahepatic Cholestasis of Pregnancy, and Hormone Replacement Therapy (HRT).

    Experienced in ABO Incompatibility

    Dr. Patricia Robertson
    Neonatology | Obstetrics and Gynecology
    Experienced in ABO Incompatibility

    Dr. Patricia Robertson
    Neonatology | Obstetrics and Gynecology

    Legacy Center For Maternal-Fetal Medicine

    300 N Graham St Ste 100, 
    Portland, OR 
     (1.9 miles away)
    360-487-2870
    Languages Spoken:
    English
    See accepted insurances

    Patricia Robertson is a Neonatologist and an Obstetrics and Gynecologist in Portland, Oregon. Dr. Robertson is rated as an Experienced provider by MediFind in the treatment of ABO Incompatibility. Her top areas of expertise are Polyhydramnios, Gestational Diabetes, Intrahepatic Cholestasis of Pregnancy, and Premature Infant.

    Experienced in ABO Incompatibility

    Dr. Anya Bailis
    Obstetrics and Gynecology
    Experienced in ABO Incompatibility

    Dr. Anya Bailis
    Obstetrics and Gynecology

    Legacy Medical Group-Maternal-Fetal Medicine At Emanuel

    300 N Graham St Ste 100 Office, 
    Portland, OR 
     (1.9 miles away)
    503-413-1122
    Languages Spoken:
    English
    See accepted insurances

    Anya Bailis is an Obstetrics and Gynecologist in Portland, Oregon. Dr. Bailis is rated as an Experienced provider by MediFind in the treatment of ABO Incompatibility. Her top areas of expertise are Polyhydramnios, Gestational Diabetes, Intrahepatic Cholestasis of Pregnancy, and Premature Infant.

    Experienced in ABO Incompatibility

    Dr. John Mission
    Obstetrics and Gynecology
    Experienced in ABO Incompatibility

    Dr. John Mission
    Obstetrics and Gynecology

    Legacy Medical Group-Maternal-Fetal Medicine At Emanuel

    300 N Graham St Ste 100 Office, 
    Portland, OR 
     (1.9 miles away)
    503-413-1122
    Languages Spoken:
    English
    See accepted insurances

    John Mission is an Obstetrics and Gynecologist in Portland, Oregon. Dr. Mission is rated as an Experienced provider by MediFind in the treatment of ABO Incompatibility. His top areas of expertise are Gestational Diabetes, Polyhydramnios, Premature Infant, Fetal Enterovirus Syndrome, and Salpingo-Oophorectomy.

    Experienced in ABO Incompatibility

    Dr. Nathaniel R. Miller
    Neonatology
    Experienced in ABO Incompatibility

    Dr. Nathaniel R. Miller
    Neonatology
    4400 Northeast Halsey Street, Suite 285, 
    Portland, OR 
     (4.1 miles away)
    503-215-6262
    Languages Spoken:
    English
    See accepted insurances
    Accepting New Patients
    Offers Telehealth

    Nathaniel Miller is a Neonatologist in Portland, Oregon. Dr. Miller is rated as an Experienced provider by MediFind in the treatment of ABO Incompatibility. His top areas of expertise are Gestational Diabetes, Polyhydramnios, Premature Infant, and Methimazole Antenatal Exposure. Dr. Miller is currently accepting new patients.

    Experienced in ABO Incompatibility

    Dr. Gabor C. Mezei
    Neonatology
    Experienced in ABO Incompatibility

    Dr. Gabor C. Mezei
    Neonatology
    4400 Northeast Halsey Street, Suite 285, 
    Portland, OR 
     (4.1 miles away)
    503-215-6262
    Languages Spoken:
    English
    See accepted insurances
    Accepting New Patients
    Offers Telehealth

    Gabor Mezei is a Neonatologist in Portland, Oregon. Dr. Mezei is rated as an Experienced provider by MediFind in the treatment of ABO Incompatibility. His top areas of expertise are Gestational Diabetes, Polyhydramnios, Premature Infant, and Methimazole Antenatal Exposure. Dr. Mezei is currently accepting new patients.

    Experienced in ABO Incompatibility

    Dr. Douglas R. Barber
    Neonatology
    Experienced in ABO Incompatibility

    Dr. Douglas R. Barber
    Neonatology
    4400 Northeast Halsey Street, Suite 285, 
    Portland, OR 
     (4.1 miles away)
    503-215-6262
    Languages Spoken:
    English
    See accepted insurances
    Accepting New Patients
    Offers Telehealth

    Douglas Barber is a Neonatologist in Portland, Oregon. Dr. Barber is rated as an Experienced provider by MediFind in the treatment of ABO Incompatibility. His top areas of expertise are Gestational Diabetes, Polyhydramnios, Premature Infant, and Methimazole Antenatal Exposure. Dr. Barber is currently accepting new patients.

    Experienced in ABO Incompatibility

    Dr. Laura Sienas
    Neonatology | Obstetrics and Gynecology
    Experienced in ABO Incompatibility

    Dr. Laura Sienas
    Neonatology | Obstetrics and Gynecology

    Northwest Perinatal Center-East

    5050 NE Hoyt St Ste 230, 
    Portland, OR 
     (4.1 miles away)
    503-482-1800
    Languages Spoken:
    English
    See accepted insurances

    Laura Sienas is a Neonatologist and an Obstetrics and Gynecologist in Portland, Oregon. Dr. Sienas is rated as an Experienced provider by MediFind in the treatment of ABO Incompatibility. Her top areas of expertise are Preeclampsia, ABO Incompatibility, Gestational Trophoblastic Disease, and Gastroschisis.

    Experienced in ABO Incompatibility

    Dr. Amy Valent
    Obstetrics and Gynecology
    Experienced in ABO Incompatibility

    Dr. Amy Valent
    Obstetrics and Gynecology

    OHSU Hospital

    3181 SW Sam Jackson Park Rd, 
    Portland, OR 
     (1.3 miles away)
    503-494-2101
    Experience:
    18+ years
    Languages Spoken:
    English
    See accepted insurances

    Amy Valent is an Obstetrics and Gynecologist in Portland, Oregon. Dr. Valent has been practicing medicine for over 18 years and is rated as an Experienced provider by MediFind in the treatment of ABO Incompatibility. Her top areas of expertise are Gestational Diabetes, Preeclampsia, Newborn Low Blood Sugar, and High Blood Pressure in Infants.

    Experienced in ABO Incompatibility

    Dr. Susan H. Tran
    Neonatology | Medical Genetics | Obstetrics and Gynecology
    Experienced in ABO Incompatibility

    Dr. Susan H. Tran
    Neonatology | Medical Genetics | Obstetrics and Gynecology

    Legacy Clinics LLC

    Portland, OR 
     (1.9 miles away)
    503-413-1122
    Languages Spoken:
    English, Spanish, Vietnamese
    See accepted insurances
    Accepting New Patients

    Susan Tran is a Neonatologist and a Medical Genetics provider in Portland, Oregon. Dr. Tran is rated as an Experienced provider by MediFind in the treatment of ABO Incompatibility. Her top areas of expertise are Polyhydramnios, Gestational Diabetes, Intrahepatic Cholestasis of Pregnancy, and Fetal Enterovirus Syndrome. Dr. Tran is currently accepting new patients.

    Experienced in ABO Incompatibility

    Dr. Solange Wyatt
    Neonatology | Obstetrics and Gynecology
    Experienced in ABO Incompatibility

    Dr. Solange Wyatt
    Neonatology | Obstetrics and Gynecology

    Kaiser Sunnyside Medical Center

    10180 SE Sunnyside Rd, 
    Clackamas, OR 
     (8.1 miles away)
    503-571-1490
    Languages Spoken:
    English
    See accepted insurances

    Solange Wyatt is a Neonatologist and an Obstetrics and Gynecologist in Clackamas, Oregon. Dr. Wyatt is rated as an Experienced provider by MediFind in the treatment of ABO Incompatibility. Her top areas of expertise are Gestational Diabetes, Placenta Previa, ABO Incompatibility, and Premature Infant.

    Experienced in ABO Incompatibility

    Dr. Elizabeth Brass
    Neonatology | Obstetrics and Gynecology
    Experienced in ABO Incompatibility

    Dr. Elizabeth Brass
    Neonatology | Obstetrics and Gynecology

    Kaiser Sunnyside Medical Center

    10180 SE Sunnyside Rd, 
    Clackamas, OR 
     (8.1 miles away)
    503-571-1490
    Languages Spoken:
    English
    See accepted insurances

    Elizabeth Brass is a Neonatologist and an Obstetrics and Gynecologist in Clackamas, Oregon. Dr. Brass is rated as an Experienced provider by MediFind in the treatment of ABO Incompatibility. Her top areas of expertise are Triple X Syndrome, Gestational Diabetes, Vaginal Bleeding in Pregnancy, and Methimazole Antenatal Exposure.

    Experienced in ABO Incompatibility

    Dr. Katherine Gesteland
    Pediatrics
    Experienced in ABO Incompatibility

    Dr. Katherine Gesteland
    Pediatrics

    Kaiser Sunnyside Medical Center

    10180 SE Sunnyside Rd, 
    Clackamas, OR 
     (8.1 miles away)
    800-813-2000
    Languages Spoken:
    English
    See accepted insurances
    Offers Telehealth

    Katherine Gesteland is a Pediatrics provider in Clackamas, Oregon. Dr. Gesteland is rated as an Experienced provider by MediFind in the treatment of ABO Incompatibility. Her top areas of expertise are ABO Incompatibility, Gestational Diabetes, Cervical Polyps, and Methimazole Antenatal Exposure.

    Experienced in ABO Incompatibility

    Dr. Jason N. Hashima
    Neonatology | Obstetrics and Gynecology
    Experienced in ABO Incompatibility

    Dr. Jason N. Hashima
    Neonatology | Obstetrics and Gynecology
    10180 Se Sunnyside Rd, 
    Clackamas, OR 
     (8.1 miles away)
    503-571-1490
    Languages Spoken:
    English
    See accepted insurances
    Accepting New Patients

    Jason Hashima is a Neonatologist and an Obstetrics and Gynecologist in Clackamas, Oregon. Dr. Hashima is rated as an Experienced provider by MediFind in the treatment of ABO Incompatibility. His top areas of expertise are Gestational Diabetes, Fetal Enterovirus Syndrome, Placenta Previa, and Premature Infant. Dr. Hashima is currently accepting new patients.

    Experienced in ABO Incompatibility

    Dr. Bertha Vasquez
    Obstetrics and Gynecology
    Experienced in ABO Incompatibility

    Dr. Bertha Vasquez
    Obstetrics and Gynecology

    The Vancouver Clinic Inc. PS

    2525 NE 139th St, 
    Vancouver, WA 
     (14.3 miles away)
    360-882-2778
    Languages Spoken:
    English
    See accepted insurances

    Bertha Vasquez is an Obstetrics and Gynecologist in Vancouver, Washington. Dr. Vasquez is rated as an Experienced provider by MediFind in the treatment of ABO Incompatibility. Her top areas of expertise are Gestational Diabetes, Fetal Enterovirus Syndrome, Methimazole Antenatal Exposure, and Polyhydramnios.

    Showing 1-20 of 23

    Last Updated: 02/22/2026

    What is the definition of ABO Incompatibility?

    A, B, AB, and O are the 4 major blood types. The types are based on small substances (molecules) on the surface of the blood cells.

    When people who have one blood type receive blood from someone with a different blood type, it may cause their immune system to react. This is called ABO incompatibility.

    Due to modern testing techniques, this problem is very rare.

    When should I see an ABO Incompatibility doctor near Portland, OR?

    There are various reasons why you may want to see a specialist, such as: 

    • Your primary care provider recommends it. 
    • Your condition requires expert knowledge and specialized care. 
    • Your symptoms persist or worsen despite treatment. 
    • You need specialized testing or procedures. 
    • You want a second opinion.  

    What should I consider when choosing an ABO Incompatibility doctor near Portland, OR?

    It’s important to see a provider with expertise in your specific condition. Each provider profile in MediFind’s doctor database includes information on which conditions they treat, years of experience, research contributions, languages spoken, insurance plans accepted, and more.  

    How do I find the best ABO Incompatibility doctor near Portland, OR?

    You can find an ABO Incompatibility doctor in any of the 10 largest U.S. cities by clicking below:

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    How does MediFind rank ABO Incompatibility doctors near Portland, OR?

    MediFind’s rankings are based on a variety of data sources, such as the number of articles a doctor has published in medical journals, participation in clinical trials and industry conferences, as well as the number of patients that provider sees for a given condition. Note that MediFind’s provider database is not based on user reviews, and providers do not pay to be included in the database. 

    What types of insurance are accepted by ABO Incompatibility doctors near Portland, OR?

    Most profiles in MediFind’s doctor database include a list of insurance plans accepted by that provider. However, it’s a good idea to contact the provider’s office to make sure they still accept your insurance, then doublecheck by contacting your insurance plan to confirm they’re in network. 

    How can I book an appointment online with an ABO Incompatibility doctor near Portland, OR?

    MediFind offers direct scheduling for certain providers using the “Request Appointment” button on that provider’s profile. If the schedule option is not available for a provider, tap the red “Show Phone Number” button on their profile to get their contact information. If you prefer to find providers who offer online scheduling, select “Schedules online” under the “Availability” category of the filter feature on the left side of the ABO Incompatibility doctor search results page. 

    Why is it important to get a second opinion from a different ABO Incompatibility doctor?

    Second opinions are an opportunity to confirm a diagnosis and its root cause, learn about alternative treatment options, or simply gain peace of mind. Many people, especially those with serious diagnoses, get second opinions so they can understand all their options and make informed decisions, so don’t hesitate to get one if you have any doubts or need more information or clarification regarding your care. Note that some insurance plans require second opinions, while others don’t cover second opinions, so be sure to confirm with your insurance provider first.   

    How can I prepare for my appointment with an ABO Incompatibility doctor near Portland, OR?

    Prepare for your appointment by gathering the following items: 

    • Copies of medical records (dating back at least one year) 
    • Your medical history, including illnesses, medical conditions, surgeries, and other doctors you see 
    • Family history of disease 
    • List of current prescription drugs, over-the-counter medicines, vitamins, and herbal remedies or supplements including names and doses 
    • Allergies to medications, food, latex, insects, etc.  
    • List of questions and concerns 
    • Your insurance card 

    You might also contact the provider’s office to see if they offer transportation or childcare services or if you’re allowed to bring a loved one for support or to take notes during your visit. 

    What questions should I ask my ABO Incompatibility doctor?

    Here are some sample questions: 

    • Can you explain in simple terms what this condition is and how it’s treated? 
    • What symptoms or side effects should I watch for? 
    • What tests will be involved, and when can I expect results? 
    • Are there other specialists I need to see? 
    • What’s the best way to reach you if I have follow-up questions? 

    How can I learn about the latest clinical trials and research advances my ABO Incompatibility doctor may know about?

    MediFind’s Clinical Trials tool asks you a series of questions to help you narrow down your search by health condition, age, gender, location, how far you’re willing to travel, and more. Each question you answer filters down the number of trials until you find the ones that are most relevant to you. 

    MediFind’s Latest Advances tool features summaries of recent articles published in medical journals. We use cutting-edge technology to scour medical publication databases for the latest research advancements on any given condition, then we simplify this information in a way that’s useful and easy to understand. 

    Can I filter my search to show male or female ABO Incompatibility doctors near Portland, OR?

    Look for the filter feature on the left side of the ABO Incompatibility doctor search results page. Select “Female” or “Male” under the “Gender” category to search for female or male providers exclusively. If the “Any” option is selected, it will pull results for both male and female providers. 

    Can I filter my search to find an ABO Incompatibility doctor that offers video calls?

    Look for the filter feature on the left-side of the ABO Incompatibility doctor search results page. Select “Offers telehealth visits” under the Availability category to search for providers who offer virtual appointments (video calls). 

    Reviewed on: 11/11/24  

    By: MediFind Medical Staff 

    Read more about our Content Policy. 

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