MF
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Fierro, Obstetrician / Gynecologist (OBGYN) in Los Gatos, CA?
Dr. Mark Fierro, MD is an Obstetrician / Gynecologist (OBGYN), who primarily practices in Los Gatos, CA with 1 additional practice location. Dr. Fierro is fluent in English and Spanish, and is currently seeing new patients. To book an appointment or to confirm insurance options, please call Dr. Fierro’s office at (408) 356-5111.
What languages does Dr. Fierro speak?
Dr. Fierro and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does an Obstetrician / Gynecologist (OBGYN) like Dr. Fierro typically treat?
As an Obstetrician / Gynecologist (OBGYN), Dr. Fierro 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. Fierro. 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:
- 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:
- 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:
- Missed Miscarriage
- Miscarriage
- Silent miscarriage
- Delayed miscarriage
- Missed abortion
ICD-10 Codes:
- O021: Missed abortion
Also known as:
- Low Transverse C-section Scar in Pregnancy
- Prenatal Care
- Horizontal C-section Scar (Pregnancy)
- Low-lying C-section Scar
- Prior Cesarean Scar (Low Transverse)
ICD-10 Codes:
- O34211: Maternal care for low transverse scar from previous cesarean delivery
What procedures does an Obstetrician / Gynecologist (OBGYN) like Dr. Fierro typically perform?
As an Obstetrician / Gynecologist (OBGYN), Dr. Fierro 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. Fierro. 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:
- 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
Also known as:
- Laparoscopic Removal of Pelvic Lesions
- Minimally invasive ovarian lesion removal
- Pelvic lesion excision laparoscopy
- Peritoneal lesion fulguration
- Endometriosis removal surgery
CPT Codes:
- 58662: Laparoscopy, surgical; with fulguration or excision of lesions of the ovary, pelvic viscera, or peritoneal surface by any method
Also known as:
- Surgical Treatment for Missed Miscarriage (First Trimester)
- D&C for Missed Abortion
- Surgical Miscarriage Management
- First Trimester Missed Abortion Treatment
CPT Codes:
- 59820: Treatment of missed abortion, completed surgically; first trimester
Does Dr. Fierro accept my insurance?
Dr. Fierro accepts most major insurance plans. Important: Please call our office at (408) 356-5111 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Fierro accept in Los Gatos, CA?
Dr. Fierro in Los Gatos, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Alignment Healthcare
All Other Third Party
Blue Shield of California
CVS Health (formerly Aetna)
Hill Physicians Medical Group
OptumRx Administered Payer
Santa Cruz County
State of California
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Fierro's office located?
Dr. Mark Fierro's Primary Practice
15251 National Ave Ste 106
Los Gatos, CA 95032
(408) 356-5111
What is Dr. Fierro's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Fierro's National Provider Identifier (NPI) number is 1114155496.
What common questions do patients ask about Dr. Fierro?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Fierro
What is Dr. Mark Fierro's specialty?
Dr. Fierro is a Obstetrician / Gynecologist (OBGYN) near Los Gatos, 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. Mark Fierro affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Fierro is affiliated with Stanford Health Care - Stanford Hospital, Alta Bates Summit Medical Center - Summit Campus 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 Mark Fierro accepting new patients in Los Gatos, CA?
Yes, Dr. Mark Fierro is accepting new patients at this time.
Does Dr. Mark Fierro offer online booking?
Please contact Dr. Fierro's office at (408) 356-5111 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Mark Fierro?
Please contact Dr. Fierro's office at (408) 356-5111 for information regarding telehealth appointment availability or for scheduling assistance.
Other Obstetrician / Gynecologist (OBGYN) Near Los Gatos, CA
RC
Obstetrician / Gynecologist (OBGYN)
Dr. Richard Contro, MD is an Obstetrician / Gynecologist (OBGYN), who primarily practices in Los Gatos, CA. He has been practicing for over 43 years.
Los Gatos, CA

Dr. Peter Castillo, MD is an Urogynecologist, who primarily practices in Los Gatos, CA with 1 additional practice location. He has been practicing for over 24 years and is board certified.
Los Gatos, CA
JD
Urogynecologist
Dr. Josephine Doo, MD is an Urogynecologist, who primarily practices in Martinez, CA with 1 additional practice location.
Martinez, CA