Dr. Harold Marks, MD

Dr. Harold Marks, MD

General Surgery  ·  
Male  ·  
Age 60
Dr. Harold Marks, MD is a general surgery specialist in Northridge, CA and has been practicing for 32 years. He graduated from David Geffen School Of Medicine At UCLA, University Of California, Los Angeles in 1981 and specializes in general surgery, breast surgical oncology, and more.

18350 Roscoe Blvd Ste 505

Northridge, CA 91325

Contact Information

Insurance Accepted

  • Aetna
  • Anthem Blue Cross
  • Blue Cross Blue Shield
  • Cigna
  • Coventry Health Care
  • Health Net
  • Humana
  • UnitedHealthCare
  • WellPoint

*Please verify this information when scheduling an appointment.

Learn about Dr. Marks

Be confident in your decisions by checking out your provider's top areas of care, education, patient reviews and more. Learn about finding the right doctor for you.

Top Care Areas

See how frequently Dr. Marks performs your care needs compared to other doctors.

Breast Diseases
more than 79% of peers
more than 17% of peers
Gastrointestinal Diseases
more than 15% of peers

Dr. Marks's percentages are based on the rate of treatment compared to peers nationwide from insurance data. Learn more info about our data and this Top Care Areas component.

Care Philosophy

This content was provided by Dr. Marks "Provide state of the art medical care for our patients in a friendly, compassionate and professional setting."

7  Specialties

  • General Surgery
  • Breast Surgery
  • Breast Surgical Oncology
  • Gastroenterological Surgery
  • Laparoscopic Surgery
  • Robotic Surgery
  • Surgical Oncology

1  Board Certifications

  • General Surgery
    Accredited by: American Board of Surgery*

41  Conditions Treated


Read Less

24  Procedures

  • Appendectomy, Laparoscopic
  • Appendectomy, Open
  • Biopsy of Breast
  • Breast Surgical Procedure
  • Colectomy
  • da Vinci® Robotic Surgery
  • Dressing and-or Debridement of Wound, Infection, or Burn (incl. Negative Pressure Wound Therapy)
  • Enterostomy (Laparoscopic or Open)
  • Excision of Breast Tumor
  • Excision of Skin Cancer
  • Excision, Shaving, or Destruction of Skin and Subcutaneous Tissue (incl. Mohs Micrographic Surgery), Tissue Transfer
  • Gallbladder Removal (Cholecystectomy), Laparoscopic
  • Gallbladder Surgery
  • Gastrointestinal Surgery
  • Hemorrhoidectomy or Excision of Anal Tags
  • Hernia Repair
  • Inguinal Hernia Repair, Open
  • Laparoscopic Surgical Procedure
  • Laparotomy
  • Lymph Node Biopsy or Excision
  • Mastectomy
  • Open Incisional and-or Ventral Hernia Repair
  • Removal or Destruction of Rectal or Intestinal Tumor (incl. Colonoscopy, Proctosigmoidoscopy, Sigmoidoscopy and Control of Hemorrhage)
  • Umbilical or Ventral Hernia Repair, Laparoscopic

Background Check

0 Malpractice Claims

No malpractice history found for California.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.


  • UCLA (B.A. Biology)
    Undergraduate School | Graduated 1977
  • David Geffen School Of Medicine At UCLA, University Of California, Los Angeles
    Medical School | Graduated 1981
  • Kaiser Permanente
    Internship Hospital | Completed 1982
  • Kaiser Permanente
    Residency Hospital | Completed 1986

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
  • Phi Beta Kappa,
  • UCLA Regents Scholar,
Media & Publications

Dr. Marks has no media or publications listed.

Languages Spoken

  • English

Memberships & Professional Affiliations

Dr. Marks does not have any memberships or affiliations listed. If you are Dr. Marks and would like to add memberships or affiliations, please update your profile.

Dr. Marks' Reviews

Likelihood of recommending Dr. Marks to family and friends
14 total reviews

Likelihood to Recommend (14)

  • 5
  • 4
  • 3
  • 2
  • 1

Dr. Marks' Performance

  • Trustworthiness

  • Explains condition(s) well

  • Answers questions

  • Time well spent


Office & Staff Performance

  • Scheduling

  • Office environment

  • Staff friendliness

  • Average wait time

    10 to 15 minutes
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