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Dr. Catherine Dieffenbach, MD
San Diego, CA
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Dieffenbach, Obstetrician / Gynecologist (OBGYN) in San Diego, CA?
Dr. Catherine Dieffenbach, MD is an Obstetrician / Gynecologist (OBGYN), who primarily practices in San Diego, CA. Dr. Dieffenbach is fluent in English and Spanish, and is currently seeing new patients. Dr. Dieffenbach’s practice accepts Kaiser Permanente, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Dieffenbach’s office at (617) 859-5250.
What languages does Dr. Dieffenbach speak?
Dr. Dieffenbach and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does an Obstetrician / Gynecologist (OBGYN) like Dr. Dieffenbach typically treat?
As an Obstetrician / Gynecologist (OBGYN), Dr. Dieffenbach 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. Dieffenbach. 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)
- Routine Gynecological Exam (Abnormal Findings)
- Women's Health Checkup
- Women's checkup, all clear
- Pelvic exam, normal results
- OB/GYN visit, no issues
- Women's checkup with issues
- Pelvic exam, abnormal results
- OB/GYN visit with concerns
ICD-10 Codes:
- Z01419: Encounter for gynecological examination (general) (routine) without abnormal findings
- Z01411: Encounter for gynecological examination (general) (routine) with abnormal findings
Also known as:
- Other Prenatal Screenings
- Prenatal Care
- Additional pregnancy tests
- Special antenatal screenings
- Specific prenatal checks
ICD-10 Codes:
- Z3689: Encounter for other specified antenatal screening
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:
- 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:
- 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
What procedures does an Obstetrician / Gynecologist (OBGYN) like Dr. Dieffenbach typically perform?
As an Obstetrician / Gynecologist (OBGYN), Dr. Dieffenbach 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. Dieffenbach. 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:
- 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:
- 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:
- Hysteroscopy with Biopsy or Polyp Removal
- Biopsy
- Hysteroscopy
- Uterine Scope with Biopsy
- Hysteroscopic Polypectomy
- D&C with Hysteroscopy
CPT Codes:
- 58558: Hysteroscopy, surgical; with sampling (biopsy) of endometrium and/or polypectomy, with or without D & C
Does Dr. Dieffenbach accept my insurance?
Dr. Dieffenbach accepts most major insurance plans. Important: Please call our office at (617) 859-5250 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Dieffenbach accept in San Diego, CA?
Dr. Dieffenbach in San Diego, 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
Cigna Group
CVS Health (formerly Aetna)
Federal government of the United States
Humana
Medicare
UMR Administered Payer
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Dieffenbach's office located?
Dr. Catherine Dieffenbach's Primary Practice
9339 Genesee Ave Ste 220
San Diego, CA 92121
(617) 859-5250
What is Dr. Dieffenbach's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Dieffenbach's National Provider Identifier (NPI) number is 1861810673.
What common questions do patients ask about Dr. Dieffenbach?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Dieffenbach
What is Dr. Catherine Dieffenbach's specialty?
Dr. Dieffenbach is a Obstetrician / Gynecologist (OBGYN) near San Diego, 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 this Dr. Catherine Dieffenbach affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Dieffenbach is affiliated with Scripps Memorial Hospital La Jolla, Brigham And Women's 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 Catherine Dieffenbach accepting new patients in San Diego, CA?
Yes, Dr. Catherine Dieffenbach is accepting new patients at this time.
Does Dr. Catherine Dieffenbach offer online booking?
Please contact Dr. Dieffenbach's office at (617) 859-5250 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Catherine Dieffenbach?
Please contact Dr. Dieffenbach's office at (617) 859-5250 for information regarding telehealth appointment availability or for scheduling assistance.
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