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Dr. Mark Gilder, MD

Colorectal Surgery*
3.9 (19)
Map Pin Small Livingston, NJ
Accepting new patients
37 years of experience

Overview of Dr. Mark Gilder, MD

Dr. Mark Gilder, MD is a Colorectal Surgery Specialist in Livingston, NJ. They specialize in Colorectal Surgery, has 37 years of experience, and is board certified in Colon & Rectal Surgery. They graduated from NEW YORK Medical College and is affiliated with Overlook Medical Center, Morristown Medical Center, Cooperman Barnabas Medical Center and Jersey City Medical Center. Dr. Gilder, completed a residency at North Shore University Hospital-Manhasset (New York). Patients rated Dr. Gilder an average 3.9 star rating.

Dr. Gilder works at Associates in Colon & Rectal Diseases, P.A. in Livingston, NJ. They frequently treat conditions like Anal or Rectal Pain along with other conditions at varying frequencies. They are accepting new patients and accept Aetna, Anthem and Blue Cross Blue Shield as well as other major insurance plans. Please call ahead to schedule an appointment and to confirm all accepted insurance plans.

Dr. Gilder's Office Locations

  1. 1
    Associates In Colon Rectal Dis
    200 S Orange Ave # 3, Livingston, NJ 07039 Icon Directions Right Arrow Directions Phone Icon (973) 498-3058

Experience & Treatment Frequency


What is treatment frequency?

Our treatment frequency feature helps you understand howoften a provider performs or treats a specificprocedure/condition compared to other doctors. Providersrank in one of four frequency categories:

Very HighFrequency
May Perform

Specific procedures/conditions that don’t haveenough data are indicated with “May Perform”. We encourageyou to contact the provider with questions about theirexperience.

Search for conditions or procedures.
Anal or Rectal Pain
Hemorrhoidectomy or Excision of Anal Tags

Treatment frequency

Many providers have expertise treating multiple conditions or procedures. FindCare uses a variety of data sources to determine which conditions or procedures a provider treats and their level of experience.
Anal or Rectal Pain
Hemorrhoidectomy or Excision of Anal Tags
Colorectal Cancer
Anal and Rectal Cancer
Anal Fissure
Anorectal Abscess
Anorectal Fistula
Crohn's Disease
Incisional Hernia
Inflammatory Bowel Disease
Intestinal Obstruction
Anal Fistulectomy or Fistulotomy
  • View other providers who treat Anoscopy
Colectomy Laparoscopic
Colectomy Sigmoidectomy with Robotic Assist
Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
Excision of Rectal Tumor
Removal or Destruction of Rectal or Intestinal Tumor (incl. Colonoscopy, Proctosigmoidoscopy, Sigmoidoscopy and Control of Hemorrhage)
Anal Prolapse
Anal Sphincter Dysplasia
Colon Polyp
Intestinal Abscess
Neoplasm of Gastrointestinal Tract
Neuroendocrine Tumors
Pelvic Abscess
  • View other providers who treat Polyps
Rectal Prolapse
Rectovaginal Fistula
Secondary Malignancies
Ulcerative Colitis
Abscess or Cyst Drainage or Aspiration
Abscess or Fluid Incision and Drainage
Anal Cauterization
Anoscopy With Removal of Anal Tumor
Destruction of Anal Tumor
Dressing and-or Debridement of Wound, Infection, or Burn
Enterostomy (Laparoscopic or Open)
Excision of Anal Tags
Fecal Impaction Removal
Laparoscopic Excision or Destruction of Ovary
Open Incisional or Ventral Hernia Repair
Wound Repair
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    Insurance Accepted

    • Aetna
    • Amerigroup (Wellpoint)
    • Amerihealth
    • Anthem
    • Blue Cross Blue Shield
    • CareFirst Blue Cross Blue Shield
    • Cigna
    • EmblemHealth
    • Empire Blue Cross Blue Shield
    • First Health
    • Harvard Pilgrim Health Care
    • MultiPlan
    • QualCare

    * Please verify this information when scheduling an appointment.

    Ratings & Reviews

    Average provider rating
    Based on 19 ratings
    Patient Ratings (19)
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    Dr. Gilder's Office & Staff

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    Experience with Dr. Gilder

    • Level of trust in provider's decisions
    • How well provider explains medical condition(s)
    • How well provider listens and answers questions
    • Hpends appropriate amount of time with patients

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    About Dr. Mark Gilder, MD

    • Colorectal Surgery

    • *Healthline does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
    Years of Experience
    • 37 years of experience
    Years of Experience
    Years of experience represents how long a provider has been practicing in their field since graduating from medical school. Not all providers will have this information available.

    Languages Spoken
    • English
    Languages Spoken
    • Male
    NPI Number
    • 1356316525
    NPI Number
    A National Provider Identifier (NPI) is a unique 10-digit identifier issued by the government to healthcare providers.

    Education & Certifications

    • Saint Francis Hospital and Medical Center
    • North Shore University Hospital-Manhasset (New York)
    • North Shore University Hospital
    Medical Education
    • NEW YORK Medical College
    Medical Education
    Board Certifications
    • Colon & Rectal Surgery
    Board Certifications
    What’s a board certification and why is it important that my provider has one?

    A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.

    Hospital Affiliations

    • Overlook Medical Center
    • Morristown Medical Center
    • Cooperman Barnabas Medical Center
    • Jersey City Medical Center

    Frequently Asked Questions

    Dr. Mark Gilder, MD is accepting new patients on Healthline FindCare. You can check to see if Dr. Gilder is offering online scheduling or call the provider’s office for more information.

    Dr. Gilder has indicated that they do offer telehealth services. Please call the provider’s office at for more information.

    Dr. Gilder works at Associates in Colon & Rectal Diseases, P.A. in Livingston, NJ. View the full address on Dr. Gilder’s profile.

    Dr. Gilder has seen patients for Anal or Rectal Pain, and more. You can see other conditions treated by Dr. Gilder on their profile. Please call the provider’s office to confirm all visit reasons.

    19 patients have reviewed Dr. Gilder. The overall rating for this provider is 3.9. You can read verified reviews and ratings and leave your own review based on your experience with Dr. Gilder.

    Whether a person prefers to schedule an appointment online or over the phone with Dr. Gilder, there are benefits to both methods. A person calling to schedule an with Dr. Gilder appointment can ask questions about the practice, provider availability, conditions treated, procedures performed, and if their insurance carrier is accepted. While online scheduling is quicker, easier, allows one to view a wide range of appointment times, and may provide the ability to sync with a personal calendar.


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