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Dr. Siobhan Calhoun, MD

Dr. Siobhan Calhoun, MD

Obstetrician / Gynecologist (OBGYN)

Fremont, CA

24 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Calhoun, Obstetrician / Gynecologist (OBGYN) in Fremont, CA?

    Dr. Siobhan Calhoun, MD is an Obstetrician / Gynecologist (OBGYN), who primarily practices in Fremont, CA with 1 additional practice location. She has been practicing for over 24 years and is board certified. Dr. Calhoun graduated from Eastern Virginia Medical School and completed her residency at Kaiser Permanente Med Grp, Obstetrics And Gynecology. Dr. Calhoun is fluent in English and German, and is currently seeing new patients. Dr. Calhoun’s practice accepts Kaiser Permanente, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Calhoun’s office at (510) 248-1470.

    Where did Dr. Calhoun go to medical school and complete their residency?

    • Residency: Kaiser Permanente Med Grp, Obstetrics And Gynecology | Kaiser Permanente Santa Clara Medical Center | Stanford University Hospital/Kaiser Permanente Medical Center Program

    • Medical School: Eastern Virginia Medical School

    Is Dr. Calhoun board certified as an Obstetrician / Gynecologist (OBGYN)?

    Yes, Dr. Siobhan Calhoun, MD is board certified by the American Board of Obstetrics and Gynecology

    What languages does Dr. Calhoun speak?

    Dr. Calhoun and their clinical team can communicate with patients in the following languages:

    • English
    • German

    What conditions does an Obstetrician / Gynecologist (OBGYN) like Dr. Calhoun typically treat?

    As an Obstetrician / Gynecologist (OBGYN), Dr. Calhoun diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Calhoun. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.

    Also known as:

    • Routine Gynecological Exam (Normal Findings)
    • Women's Health Checkup
    • Women's checkup, all clear
    • Pelvic exam, normal results
    • OB/GYN visit, no issues

    ICD-10 Codes:

    • Z01419: Encounter for gynecological examination (general) (routine) without abnormal findings

    Also known as:

    • Mammogram for Breast Cancer Screening
    • Health Screening
    • Mammography
    • Breast Cancer Screening (PDQ®)
    • Mammograms
    • Breast X-ray
    • Breast Cancer Check

    ICD-10 Codes:

    • Z1231: Encounter for screening mammogram for malignant neoplasm of breast

    Also known as:

    • Gestational Diabetes
    • Insulin-Controlled Gestational Diabetes
    • Diabetes and Pregnancy
    • Gestational diabetes
    • Pregnancy Diabetes
    • Diabetes developed during pregnancy
    • GDM
    • Pregnancy Diabetes on Insulin
    • Insulin for Gestational Diabetes
    • GDM with Insulin

    ICD-10 Codes:

    • O24419: Gestational diabetes mellitus in pregnancy, unspecified control
    • O24414: Gestational diabetes mellitus in pregnancy, insulin controlled

    Also known as:

    • Amenorrhea
    • Menstruation
    • Absent Periods
    • No Periods
    • Lack of Menstruation

    ICD-10 Codes:

    • N912: Amenorrhea, unspecified

    Also known as:

    • Third Trimester Prenatal Care
    • Prenatal Care
    • Late pregnancy care
    • Third trimester check-ups
    • Antenatal care in late pregnancy

    ICD-10 Codes:

    • Z3403: Encounter for supervision of normal first pregnancy, third trimester

    Also known as:

    • Immunization Visit
    • Vaccines
    • Vaccination appointment
    • Shot visit
    • Immunization encounter

    ICD-10 Codes:

    • Z23: Encounter for immunization

    What procedures does an Obstetrician / Gynecologist (OBGYN) like Dr. Calhoun typically perform?

    As an Obstetrician / Gynecologist (OBGYN), Dr. Calhoun performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Calhoun. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.

    Also known as:

    • Fetal Non-Stress Test
    • Nonstress Test
    • Nonstress Test (NST)
    • Fetal Heart Rate Monitoring
    • NST for Pregnancy
    • Baby Heartbeat Test

    CPT Codes:

    • 59025: Fetal non-stress test

    Also known as:

    • IUD Insertion
    • Birth Control
    • Intrauterine device placement
    • IUD placement
    • Birth control implant

    CPT Codes:

    • 58300: Insertion of intrauterine device (IUD)

    Does Dr. Calhoun accept my insurance?

    Dr. Calhoun accepts most major insurance plans. Important: Please call our office at (510) 248-1470 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Calhoun accept in Fremont, CA?

    Dr. Calhoun in Fremont, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • BCBS Unspecified

    • Centene Corporation

    • CVS Health (formerly Aetna)

    • Hill Physicians Medical Group

    • Kaiser Permanente

    • Medicare

    • Molina Healthcare

    • Other Health Care Provider

    • UnitedHealth Group

    View All Insurances

    Where is Dr. Calhoun's office located?

    Dr. Siobhan Calhoun's Primary Practice

    39500 Fremont Blvd Ste 100

    Fremont, CA 94538

    (510) 248-1470

    Get Directions

    Dr. Siobhan Calhoun's Practice 2

    2299 Mowry Ave

    Fremont, CA 94538

    Get Directions

    What is Dr. Calhoun's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Calhoun's National Provider Identifier (NPI) number is 1396726295.

    What common questions do patients ask about Dr. Calhoun?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Calhoun

    What is Dr. Siobhan Calhoun's specialty?

    Dr. Calhoun is an Obstetrician / Gynecologist (OBGYN) near Fremont, CA.

    What does an Obstetrician / Gynecologist (OBGYN) do?

    An obstetrician/gynecologist has specialized knowledge, skills, and expertise in the medical and surgical management of the female reproductive system and related disorders. This physician acts as a consultant to other healthcare providers while also serving as a primary care physician for women, addressing their unique health needs throughout various stages of life.

    Is Dr. Siobhan Calhoun affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Calhoun is affiliated with Washington Hospital Healthcare System, Sutter Tracy Community Hospital, Stanford Health Care - Valleycare, Stanford Health Care - Stanford Hospital which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals

    When to see an Obstetrician / Gynecologist (OBGYN)?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see an Obstetrician / Gynecologist (OBGYN). Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.

    Is Dr. Siobhan Calhoun accepting new patients in Fremont, CA?

    Yes, Dr. Siobhan Calhoun is accepting new patients at this time.

    Does Dr. Siobhan Calhoun offer online booking?

    Please contact Dr. Calhoun's office at (510) 248-1470 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dr. Siobhan Calhoun?

    Please contact Dr. Calhoun's office at (510) 248-1470 to schedule an appointment.

    Where is Dr. Calhoun's office located?

    Dr. Calhoun's office is located in Fremont, CA.

    Which board certifications does Dr. Siobhan Calhoun have?

    Dr. Siobhan Calhoun is certified by the American Board of Obstetrics and Gynecology.