HC
23 Years of Experience
Accepting patients
Who is Dr. Chang, Obstetrician / Gynecologist (OBGYN) in Fairfield, CA?
Dr. Henry Chang, MD is an Obstetrician / Gynecologist (OBGYN), who primarily practices in Fairfield, CA with 2 additional practice locations. He has been practicing for over 23 years and is board certified. Dr. Chang graduated from New York Medical College. Dr. Chang is fluent in English, and is currently seeing new patients. Dr. Chang’s practice accepts Kaiser Permanente, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Chang’s office at (707) 427-4000.
Where did Dr. Chang go to medical school and complete their residency?
Medical School: New York Medical College
What languages does Dr. Chang speak?
Dr. Chang and their clinical team can communicate with patients in the following languages:
English
What conditions does Dr. Chang treat?
As a Obstetrician / Gynecologist (OBGYN), Dr. Chang 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. Chang. 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:
- 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:
- Abnormal Uterine and Vaginal Bleeding
- Vaginal Bleeding
- Unusual Uterine Bleeding
- Abnormal Vaginal Discharge
- AUB
- Irregular Genital Bleeding
ICD-10 Codes:
- N939: Abnormal uterine and vaginal bleeding, unspecified
Also known as:
- Pregnancy Care for Past Obstetric Problems
- General High-Risk Pregnancy Care
- Health Problems in Pregnancy
- Monitoring Pregnancy After Reproductive Issues
- Specialized Pregnancy Care for Previous Complications
- High-Risk Obstetric History Management
- Specialized Obstetric Monitoring
- Maternal-Fetal Medicine Consult
- Pregnancy Management for Complications
ICD-10 Codes:
- O09293: Supervision of pregnancy with other poor reproductive or obstetric history, third trimester
- O0993: Supervision of high risk pregnancy, unspecified, third trimester
- O09292: Supervision of pregnancy with other poor reproductive or obstetric history, second trimester
Also known as:
- Birth Control Shot Check-up
- Other Birth Control Counseling
- Birth Control
- Injectable contraceptive follow-up
- Depo-Provera monitoring
- Birth control injection check
- Additional contraceptive advice
- General family planning discussion
- Ongoing birth control counseling
ICD-10 Codes:
- Z3042: Encounter for surveillance of injectable contraceptive
- Z3009: Encounter for other general counseling and advice on contraception
Also known as:
- High-Risk HPV Detected in Cervix
- HPV
- HPV and Pap Test Results
- Positive High-Risk Cervical HPV Test
- High-Risk Human Papillomavirus of Cervix
- Cervical HPV Positive
ICD-10 Codes:
- R87810: Cervical high risk human papillomavirus (HPV) DNA test positive
Also known as:
- Other Vaginal Disorder
- Vaginal Disease
- Non-inflammatory Vaginal Conditions
- Specific Vaginal Problems
ICD-10 Codes:
- N898: Other specified noninflammatory disorders of vagina
Also known as:
- Acute Vaginal Inflammation
- Vaginitis
- Acute Vaginitis
- Sudden Vaginal Infection
- Vaginal Irritation
ICD-10 Codes:
- N760: Acute vaginitis
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:
- Immunization Visit
- Vaccines
- Vaccination appointment
- Shot visit
- Immunization encounter
ICD-10 Codes:
- Z23: Encounter for immunization
Also known as:
- Understanding Test Results
- Test results explanation
- Medical findings review
- Diagnostic interpretation
ICD-10 Codes:
- Z712: Person consulting for explanation of examination or test findings
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:
- Anemia during Late Pregnancy
- Anemia
- Health Problems in Pregnancy
- Low iron in third trimester
- Late pregnancy anemia
- Blood deficiency during third trimester
ICD-10 Codes:
- O99013: Anemia complicating pregnancy, third trimester
Also known as:
- Painful Urination
- Urine and Urination
- Dysuria
- Burning when peeing
- Stinging during urination
ICD-10 Codes:
- R300: Dysuria
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:
- Third Trimester Prenatal Care
- Prenatal Care
- Late pregnancy care
- Third trimester check-ups
- Antenatal care in late pregnancy
ICD-10 Codes:
- Z3493: Encounter for supervision of normal pregnancy, unspecified, third trimester
Also known as:
- Period Pain
- Menstrual Cramps
- Dysmenorrhea
ICD-10 Codes:
- N946: Dysmenorrhea, unspecified
Also known as:
- Sexually Transmitted Infection (STI) Screening
- Health Screening
- STD screening
- Sexual health check
- Venereal disease test
ICD-10 Codes:
- Z113: Encounter for screening for infections with a predominantly sexual mode of transmission
Which procedures does Dr. Chang perform as a Obstetrician / Gynecologist (OBGYN)?
As a Obstetrician / Gynecologist (OBGYN), procedures performed by an Dr. Henry Chang may include:
- Abortion Consultation
- Abortion Follow Up
- Abortion (Medical)
- Abortion (Surgical)
- Annual Pap Smear / GYN Exam
- Antepartum Care
- Anterior Repair
- Artificial Insemination / Intra-Uterine
For detailed information, please contact Dr. Chang's office.
Does Dr. Chang accept my insurance?
Dr. Chang accepts most major insurance plans. Important: Please call our office at (707) 427-4000 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Chang accept in Fairfield, CA?
Dr. Chang in Fairfield, 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
Department of Defense / Tricare
Elevance Health Inc. (formerly Anthem)
Kaiser Permanente
Medicare
Partnership Health Plan
UnitedHealthcare
View All Insurances
Where is Dr. Chang's office located?
What is Dr. Chang's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Chang's National Provider Identifier (NPI) number is 1538247374.
What common questions do patients ask about Dr. Chang?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Chang
What is Dr. Henry Chang's specialty?
Dr. Chang is a Obstetrician / Gynecologist (OBGYN) near Fairfield, 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. Chang to book an appointment today.
Is this Dr. Henry Chang affiliated with a ranked Castle Connolly Top Hospital?
No, Chang is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Vacaville Medical Center. Castle Connolly Top Hospitals 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 Henry Chang accepting new patients in Fairfield, CA?
Yes, Dr. Henry Chang is accepting new patients at this time.
Does Dr. Henry Chang offer online booking?
Please contact Dr. Chang's office at (707) 427-4000 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Henry Chang?
Please contact Dr. Chang's office at (707) 427-4000 for information regarding telehealth appointment availability or for scheduling assistance.
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