CM
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Mar, Obstetrician / Gynecologist (OBGYN) in Orland Park, IL?
Dr. Calvin Mar, MD is an Obstetrician / Gynecologist (OBGYN), who primarily practices in Orland Park, IL with 2 additional practice locations. He is board certified. Dr. Mar graduated from University of Texas Southwestern Medical School, Dallas and completed his residency at Rush-Presby-St Luke'S M C, Obstetrics And Gynecology. Dr. Mar is fluent in English, and is currently seeing new patients. To book an appointment or to confirm insurance options, please call Dr. Mar’s office at (708) 873-7775.
Where did Dr. Mar go to medical school and complete their residency?
Residency: Rush-Presby-St Luke'S M C, Obstetrics And Gynecology | Rush-Presby-St Lukes | Colorado Health Foundation Presbyterian-St Luke's Medical Center Program
Medical School: University of Texas Southwestern Medical School, Dallas
Is Dr. Mar board certified as an Obstetrician / Gynecologist (OBGYN)?
Yes, Dr. Calvin Mar, MD is board certified by the American Board of Obstetrics and Gynecology
What languages does Dr. Mar speak?
Dr. Mar and their clinical team can communicate with patients in the following languages:
English
What conditions does an Obstetrician / Gynecologist (OBGYN) like Dr. Mar typically treat?
As an Obstetrician / Gynecologist (OBGYN), Dr. Mar 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. Mar. 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:
- 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
What procedures does an Obstetrician / Gynecologist (OBGYN) like Dr. Mar typically perform?
As an Obstetrician / Gynecologist (OBGYN), procedures performed by Dr. Calvin Mar may include:
- Abortion Consultation
- Abortion Follow Up
- Abortion (Medical)
- Abortion (Surgical)
- Annual Pap Smear / GYN Exam
- Antepartum Care
- Anterior Repair
- Artificial Insemination / Intra-Uterine
Please contact Dr. Mar's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Mar accept my insurance?
Dr. Mar accepts most major insurance plans. Important: Please call our office at (708) 873-7775 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Mar accept in Orland Park, IL?
Dr. Mar in Orland Park, IL accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Health Care Service Corporation
Humana
State of Illinois
View All Insurances
Where is Dr. Mar's office located?
What hospitals are Dr. Mar affiliated with?
Castle Connolly Top Hospital
This doctor is affiliated with a Castle Connolly Top Hospital.
Dr. Mar has admitting privileges at the following hospitals:
Northwestern Medicine Palos Hospital,Palos Heights, IL
Ranked in 2 Specialties

Ranked in 4 Procedures

Northwestern Medicine Palos Hospital,Palos Heights, IL
Ranked in 2 Specialties
Ranked in 4 Procedures
Advocate Christ Medical Center,Oak Lawn, IL
Advocate Christ Medical Center,Oak Lawn, IL
What is Dr. Mar's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Mar's National Provider Identifier (NPI) number is 1972514925.
What common questions do patients ask about Dr. Mar?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Mar
What is Dr. Calvin Mar's specialty?
Dr. Mar is an Obstetrician / Gynecologist (OBGYN) near Orland Park, IL.
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. Calvin Mar affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Mar is affiliated with Northwestern Medicine Palos Hospital which is a Castle Connolly Top Hospital. 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. Calvin Mar accepting new patients in Orland Park, IL?
Yes, Dr. Calvin Mar is accepting new patients at this time.
Does Dr. Calvin Mar offer online booking?
Please contact Dr. Mar's office at (708) 873-7775 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Dr. Calvin Mar?
Please contact Dr. Mar's office at (708) 873-7775 to schedule an appointment.
Where is Dr. Mar's office located?
Dr. Mar's offices are located in Orland Park, IL, Glen Ellyn, IL, and Tinley Park, IL.
Which board certifications does Dr. Calvin Mar have?
Dr. Calvin Mar is certified by the American Board of Obstetrics and Gynecology.
Other Obstetrician / Gynecologist (OBGYN) Near Orland Park, IL

Obstetrician / Gynecologist (OBGYN)
Dr. James Bray, MD is an Obstetrician / Gynecologist (OBGYN), who primarily practices in Orland Park, IL. He has been practicing for over 42 years and is board certified.
Orland Park, IL

Obstetrician / Gynecologist (OBGYN)
Dr. Lawrence Boysen, MD is an Obstetrician / Gynecologist (OBGYN), who primarily practices in Orland Park, IL with 2 additional practice locations. He is board certified.
Orland Park, IL
KT
Obstetrician / Gynecologist (OBGYN)
Dr. Kara Totonchi, DO is an Obstetrician / Gynecologist (OBGYN), who primarily practices in Orland Park, IL with 2 additional practice locations.
Orland Park, IL