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Dr. Maria Quan, MD

Dr. Maria Quan, MD

Vista, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Quan, Obstetrician / Gynecologist (OBGYN) in Vista, CA?

    Dr. Maria Quan, MD is an Obstetrician / Gynecologist (OBGYN), who primarily practices in Vista, CA with 2 additional practice locations. She is board certified. Dr. Quan graduated from Novosibirskij Med Institute and completed her residency at U Hosp-Suny Hlth Sci Ctr, Obstetrics And Gynecology; Edward W Sparrow Hosp, Family Medicine; Univ Of Ct Sch Of Med, Internal Medicine. Dr. Quan is fluent in English and Russian, and is currently seeing new patients. Dr. Quan’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Quan’s office at (760) 414-3702.

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

    • Residency: U Hosp-Suny Hlth Sci Ctr, Obstetrics And Gynecology; Edward W Sparrow Hosp, Family Medicine; Univ Of Ct Sch Of Med, Internal Medicine | Sparrow Hospital

    • Medical School: Novosibirk Med Inst, Novosibirsk, Russia | Novosibirskij Med Institute

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

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

    What languages does Dr. Quan speak?

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

    • English

    • Russian

    What conditions does Dr. Quan treat?

    As an Obstetrician / Gynecologist (OBGYN), Dr. Quan 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. Quan. 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.

    Also known as:

    • General Health Screening
    • General Disorder Screening
    • Blood and Immune System Disorder Screening
    • Health Screening
    • Routine Check-up
    • Preventive Health Exam
    • Wellness Screening
    • General Health Check
    • Disease Screening
    • Medical Disorder Screening
    • Blood Disorder Check
    • Immune System Check-up
    • Hematologic Screening

    ICD-10 Codes:

    • Z139: Encounter for screening, unspecified
    • Z1389: Encounter for screening for other disorder
    • Z130: Encounter for screening for diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism

    Also known as:

    • Third Trimester Prenatal Care
    • Second Trimester Prenatal Care
    • Prenatal Care
    • Late pregnancy care
    • Third trimester check-ups
    • Antenatal care in late pregnancy
    • Late Pregnancy Check-ups
    • Routine Third Trimester Care
    • Maternity Care (Third Trimester)
    • Mid-Pregnancy Check-ups
    • Routine Second Trimester Care
    • Maternity Care (Second Trimester)

    ICD-10 Codes:

    • Z3493: Encounter for supervision of normal pregnancy, unspecified, third trimester
    • Z3483: Encounter for supervision of other normal pregnancy, third trimester
    • Z3403: Encounter for supervision of normal first pregnancy, third trimester
    • Z3492: Encounter for supervision of normal pregnancy, unspecified, second trimester

    Also known as:

    • General High-Risk Pregnancy Care
    • Pregnancy Care for Older Mothers with Previous Births
    • Health Problems in Pregnancy
    • Specialized Obstetric Monitoring
    • Maternal-Fetal Medicine Consult
    • Pregnancy Management for Complications
    • Advanced Maternal Age Multiple Pregnancies
    • Elderly Multigravida Care
    • Older Mother with Prior Births Pregnancy Monitoring

    ICD-10 Codes:

    • O0993: Supervision of high risk pregnancy, unspecified, third trimester
    • O09523: Supervision of elderly multigravida, third trimester
    • O09893: Supervision of other high risk pregnancies, third trimester

    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:

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

    ICD-10 Codes:

    • Z23: Encounter for immunization

    Also known as:

    • Negative Pregnancy Test Result
    • Pregnancy Test
    • No pregnancy detected
    • Negative HCG test
    • Not pregnant result

    ICD-10 Codes:

    • Z3202: Encounter for pregnancy test, result negative

    Also known as:

    • Heavy and Frequent Periods (Irregular Cycle)
    • Heavy and Frequent Periods (Regular Cycle)
    • Menstruation
    • Menometrorrhagia
    • Irregular Heavy Bleeding
    • Abnormal Uterine Bleeding
    • Menorrhagia
    • Polymenorrhea

    ICD-10 Codes:

    • N921: Excessive and frequent menstruation with irregular cycle
    • N920: Excessive and frequent menstruation with regular cycle

    Also known as:

    • Unspecified High-Risk Pregnancy Supervision
    • Health Problems in Pregnancy
    • General high-risk pregnancy monitoring
    • Managing unspecified high-risk pregnancy
    • High-risk pregnancy care (general)
    • Monitoring for unknown pregnancy risks

    ICD-10 Codes:

    • O0992: Supervision of high risk pregnancy, unspecified, second trimester

    Also known as:

    • Atypical Cells on Pap Test (ASC-US)
    • Cervical Cancer Screening
    • ASC-US Pap smear
    • Uncertain abnormal cervical cells
    • Mildly abnormal Pap test

    ICD-10 Codes:

    • R87610: Atypical squamous cells of undetermined significance on cytologic smear of cervix (ASC-US)

    Also known as:

    • Pelvic and Perineal Pain
    • Pelvic Pain
    • Perineum pain
    • Pelvic floor pain
    • Pain in groin area

    ICD-10 Codes:

    • R102: Pelvic and perineal pain

    Also known as:

    • Acute Vaginal Yeast Infection
    • Vaginitis
    • Vulvar Disorder
    • Yeast Infection
    • Vulvovaginal candidiasis
    • Vaginal thrush
    • Acute Candida vaginitis

    ICD-10 Codes:

    • B3731: Acute candidiasis of vulva and vagina

    Also known as:

    • Postmenopausal Bleeding
    • Menopause
    • Vaginal Bleeding
    • Bleeding After Menopause
    • Vaginal Bleeding in Menopause

    ICD-10 Codes:

    • N950: Postmenopausal bleeding

    What procedures does Dr. Quan perform?

    As an Obstetrician / Gynecologist (OBGYN), Dr. Quan 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. Quan. 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.

    Also known as:

    • Comprehensive Prenatal Care (7+ Visits)
    • Prenatal Care
    • Antepartum Care
    • Pregnancy Check-ups
    • Maternity Care
    • Obstetric Visits

    CPT Codes:

    • 59426: Antepartum care only; 7 or more visits

    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:

    • Prenatal Care Visits (4-6)
    • Prenatal Care
    • Antepartum visits
    • Pregnancy check-ups
    • Maternity care appointments

    CPT Codes:

    • 59425: Antepartum care only; 4-6 visits

    Also known as:

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

    CPT Codes:

    • 58300: Insertion of intrauterine device (IUD)

    Also known as:

    • Colposcopy with Cervical Biopsy and Curettage
    • Colposcopy
    • Cervical Biopsy
    • Endocervical Curettage
    • Pap Smear Follow-up Procedure

    CPT Codes:

    • 57454: Colposcopy of the cervix including upper/adjacent vagina; with biopsy(s) of the cervix and endocervical curettage

    Also known as:

    • IUD Removal
    • Birth Control
    • Intrauterine device removal
    • Take out IUD
    • Remove birth control device
    • IUD explant

    CPT Codes:

    • 58301: Removal of intrauterine device (IUD)

    Also known as:

    • Colposcopy with Cervical Biopsy
    • Colposcopy
    • Cervical Colposcopy with Curettage
    • Vaginal Colposcopy with Endocervical Curettage
    • Cervical Exam with Tissue Sample
    • Cervical Biopsy during Colposcopy

    CPT Codes:

    • 57456: Colposcopy of the cervix including upper/adjacent vagina; with endocervical curettage

    Also known as:

    • Hysteroscopy with Endometrial Ablation
    • Hysteroscopy
    • Uterine Lining Removal
    • Endometrial Resection
    • Thermoablation of Uterus

    CPT Codes:

    • 58563: Hysteroscopy, surgical; with endometrial ablation (eg, endometrial resection, electrosurgical ablation, thermoablation)

    Also known as:

    • Uterine Lining Biopsy
    • Biopsy
    • Endometrial Biopsy
    • Uterine Biopsy
    • Cervical Biopsy
    • Endocervical Sampling

    CPT Codes:

    • 58100: Endometrial sampling (biopsy) with or without endocervical sampling (biopsy), without cervical dilation, any method (separate procedure)

    Also known as:

    • Laparoscopic Ovarian and/or Fallopian Tube Removal
    • Laparoscopic Oophorectomy
    • Laparoscopic Salpingectomy
    • Minimally Invasive Adnexal Removal

    CPT Codes:

    • 58661: Laparoscopy, surgical; with removal of adnexal structures (partial or total oophorectomy and/or salpingectomy)

    Also known as:

    • Cervical Cone Biopsy (LEEP)
    • LEEP Procedure
    • Loop Electrosurgical Excision Procedure
    • Cervical Conization
    • Cone Biopsy of Cervix

    CPT Codes:

    • 57522: Conization of cervix, with or without fulguration, with or without dilation and curettage, with or without repair; loop electrode excision

    Does Dr. Quan accept my insurance?

    Dr. Quan accepts most major insurance plans. Important: Please call our office at (760) 414-3702 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Quan accept in Vista, CA?

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

    Top Insurances

    • All Other Third Party

    • Blue Shield of California

    • Crown Cork and Seal Company

    • CVS Health (formerly Aetna)

    • Department of Defense / Tricare

    • Hackensack Meridian Health

    • Health Partners Plans

    • Other Health Care Provider

    • Other Support Agencies/Consultants

    • State of California

    View All Insurances

    Where is Dr. Quan's office located?

    Dr. Maria Quan's Primary Practice

    1000 Vale Terrace Dr

    Vista, CA 92084

    (760) 414-3702

    Get Directions

    Dr. Maria Quan's Practice 2

    4002 Vista Way

    Oceanside, CA 92056

    Get Directions

    Dr. Maria Quan's Practice 3

    20642 John Dr

    Castro Valley, CA 94546

    Get Directions

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

    Dr. Quan's National Provider Identifier (NPI) number is 1043281405.

    What common questions do patients ask about Dr. Quan?

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

    What is Dr. Maria Quan's specialty?

    Dr. Quan is a Obstetrician / Gynecologist (OBGYN) near Vista, CA. 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. Contact Dr. Quan to book an appointment today.

    Is this Dr. Maria Quan affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Quan is affiliated with Palomar Medical Center Escondido, Tri-City Medical Center, Sharp Grossmont Hospital, Stanford Health Care - ValleyCare 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

    Where can I learn more about Obstetrician / Gynecologist (OBGYN)?

    Explore Obstetrician / Gynecologist (OBGYN) with 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 Maria Quan accepting new patients in Vista, CA?

    Yes, Dr. Maria Quan is accepting new patients at this time.

    Does Dr. Maria Quan offer online booking?

    Please contact Dr. Quan's office at (760) 414-3702 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Maria Quan?

    Please contact Dr. Quan's office at (760) 414-3702 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Maria Quan have?

    Dr. Maria Quan is certified by the American Board of Obstetrics and Gynecology.

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