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Dr. John O'Holleran, MD

General Surgery* Age 63
Dr. John O'Holleran, MD
4.3 (11 Ratings)
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Dr. John O'Holleran, MD is a General Surgeon in Redwood City, CA.
Dr. John O'Holleran, MD
4.3 (11 Ratings)
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Dr. John O'Holleran, MD

General Surgery* Age 63
Redwood City, CA
Accepting new patients
37 years of experience
Dr. John O'Holleran, MD is a General Surgeon in Redwood City, CA.

About

Dr. O'Holleran graduated from University of Nebraska Medical Center College of Medicine. Dr. John O'Holleran, MD is a General Surgeon in Redwood City, CA and has 37 years experience. Dr. O'Holleran currently practices at Practice and are affiliated with Saint Lukes Regional Medical Center. At present, Dr. O'Holleran received an average rating of 4.3/5 from patients and has been reviewed 11 times. Dr. O'Holleran's office accepts new patients. Dr. O'Holleran is board certified in General Surgery and accepts multiple insurance plans.

Explains Conditions Well

Patients said this doctor explains conditions well.

Trustworthy

Patients said this doctor is trustworthy.

Easy Scheduling

Patients said scheduling was easy.

Compare with other General Surgeons

Compare Dr. O'Holleran with our nearby General Surgeons at Sequoia Hospital
Photo: Dr. Luis Castro, MD
Dr. Luis Castro, MD
56 reviews
Learn More
These providers are on the medical staff of Sequoia Hospital
These providers are on the medical staff of Sequoia Hospital.
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Experience Check

Enter a condition or procedure
Laparoscopic Appendectomy
Anoscopy
Dressing and Debridement of Wound or Infection
Laparoscopic Appendectomy
Anoscopy
Dressing and Debridement of Wound or Infection
Laparoscopic Appendectomy
Anoscopy
  • View other providers who treat Anoscopy
Dressing and Debridement of Wound or Infection
Appendicitis
Cholecystitis and Gallstones
Constipation
Gallstones
Hemorrhoids
Incisional Hernia
Inguinal Hernia
Lipomas
  • View other providers who treat Lipomas
Obstructed Inguinal Hernia
Peripheral Vascular Disease (PAD, PVD)
Varicose Veins
Open Incisional or Ventral Hernia Repair
Ventral Hernia Repair Open
Abdominal Mass
Abdominal Pain
Anal and Rectal Cancer
Anal Fissure
Anorectal Abscess
Anorectal Fistula
Ascites
  • View other providers who treat Ascites
Barrett's Esophagus
Benign Neoplasm of the Digestive System
Boil
  • View other providers who treat Boil
Bone Cancer
Breast Cancer
Breast Lump
Collapsed Lung (Pneumothorax)
Colorectal Cancer
Crohn's Disease
Diaphragmatic and Hiatal Hernia
Ductal Carcinoma in Situ
Empyema
  • View other providers who treat Empyema
Esophageal Varices
Gallbladder and Biliary Tract Cancer
Gallbladder Cancer
Gastric Ulcer
Hiatal Hernia
Hyperparathyroidism
Ileus
  • View other providers who treat Ileus
Inflammatory Bowel Disease
Intestinal Abscess
Intestinal Diverticulitis
Intestinal Diverticulosis
Intestinal Obstruction
Ischemic Colitis
Liver Cancer
Lung Abscess
Lung Cancer
Neoplasm of Gastrointestinal Tract
Neuroendocrine Tumors
Osteosarcoma
Pancreatic Cancer
Parathyroid (Gland) Disease
Partial Lung Collapse
Pelvic Abscess
Peripheral Arterial Aneurysm
Peripheral Arterial Aneurysm and Dissection
Phlebitis and Thrombophlebitis
Pleural Effusion
Pyloric Stenosis
Rib Fracture
Ruptured Aortic Aneurysm
Secondary Malignancies
Soft Tissue Sarcoma
Thyroid Cancer
Thyroid Nodule
Traumatic Brain Injury
Ulcerative Colitis
Umbilical Hernia
Vascular Insufficiency of Intestines
Ventral Hernia
Abdominoplasty
Abscess or Fluid Incision and Drainage
Anal Fistulectomy or Fistulotomy
Axillary Lymph Node Dissection
Biliary Drainage
Biopsy
  • View other providers who treat Biopsy
Breast Reconstruction
Colectomy
Colectomy Sigmoidectomy with Robotic Assist
Colostomy
Duodenal Polypectomy
Enterostomy (Laparoscopic or Open)
Esophagectomy (Esophagogastrostomy, Esophagojejunostomy)
Excision of Breast Tumor
Excision of Rectal Tumor
Excision of Stomach Tumor
Excision, Shaving, or Destruction of Skin and Subcutaneous Tissue (incl. Mohs Micrographic Surgery), Tissue Transfer
Gallbladder Removal
Hemorrhoidectomy or Excision of Anal Tags
Hernia Repair
Intestinal Transplant (incl. Enterectomy)
Laparoscopic Excision or Destruction of Ovary
Laparoscopic Gallbladder Removal (Cholecystectomy)
Laparoscopic Inguinal Hernia Repair
Laparoscopic Umbilical or Ventral Hernia Repair
Lumpectomy
Lymph Node Biopsy or Excision
Mastectomy
Meniscus Surgery
Open Appendectomy
Open Diaphragmatic or Paraesophageal Hiatal Hernia Repair
Open Gallbladder Removal (Cholecystectomy)
Open Inguinal Hernia Repair
Paraesophageal Hernia Repair, Laparoscopic
Peripheral Artery Catheterization
Port Placements or Replacements
Removal or Destruction of Rectal or Intestinal Tumor (incl. Colonoscopy, Proctosigmoidoscopy, Sigmoidoscopy and Control of Hemorrhage)
Repair of Anal and Rectal Defects (Anoplasty, Repair of Imperforate Anus, Sphincteroplasty, Rectal Graft)
Soft Tissue Tumor Removal
Sphincterotomy
Thoracentesis
Thoracoscopic Wedge Resection
Thyroid Lobectomy
Thyroidectomy or Thyroid Lobectomy
Umbilical Hernia Repair Open
Video-Assisted Thoracoscopic Surgery (VATS) or Thoracotomy
Wedge Resection Colon
Wound Repair

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • MultiPlan PPO
  • National (BlueCard) PPO
  • Choice Plus POS II
    Aetna
  • First Health (Coventry Health Care) PPO
  • Open Access Plus
  • Curative PPO Plus
    Curative EPO
    Curative PPO
  • Preferred PPO

Locations

  1. 1 UCSF Medical Group Business Services
    290 Redwood Shores Pkwy, Redwood City, CA 94065
    Icon Directions Right Arrow Directions Phone Icon (650) 853-2135
  2. 2 Clackamas Surgical Associates Inc.
    1510 Division St Ste 210, Oregon City, OR 97045
    Icon Directions Right Arrow Directions Phone Icon (503) 723-6525
  3. 3 UnityPoint Clinic General Surgery/Gastroenterology
    2730 Pierce St Ste 402, Sioux City, IA 51104
    Icon Directions Right Arrow Directions Phone Icon (712) 234-8725
  4. 4 CGH Medical Center-Main Clinic
    101 E Miller Rd, Sterling, IL 61081
    Icon Directions Right Arrow Directions Phone Icon (815) 625-4790
    Monday
    08:30 - 17:00
    Tuesday
    08:30 - 17:00
    Wednesday
    08:30 - 17:00
    Thursday
    08:30 - 17:00
    Friday
    08:30 - 17:00

Patient Satisfaction

Likelihood to recommend Dr. O'Holleran
4.3
Based on 11 Reviews
5 Stars (9)
4 Stars (0)
3 Stars (0)
2 Stars (0)
1 Star (2)

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Patient Reviews
Feb 01, 2020
I've had two procedures done by Dr. O'Holleran and he is first rate. Explained everything prior to surgery and made me comfortable all would turn out well. Very positive attitude.
— Feb 01, 2020
See more reviews on Healthgrades
Photo: Dr. John O'Holleran, MD
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Dr. O'Holleran's Office & Staff

  • Ease of scheduling urgent appointments
  • Office environment, cleanliness, comfort, etc.
  • Staff friendliness and courteousness
  • Total wait time (waiting & exam rooms)

Experience with Dr. O'Holleran

  • 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 Me

Specialties*
General Surgery
Specialties*
  • *Sharecare does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Education

Education

Medical Education
  • University of Nebraska Medical Center College of Medicine
    1987
Medical Education

Board Certifications

Board Certifications
  • General 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.

Internship

Internship
  • St Joseph Hospital
    1988
Internship
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. O'Holleran communicate via email?
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Does Dr. O'Holleran offer telehealth services or virtual visits?
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Does Dr. O'Holleran offer an online patient portal?
1 user said yes.
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Does Dr. O'Holleran have free onsite parking?
2 users said yes.
Yes
(2)
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Does Dr. O'Holleran offer weekend visits?
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Does Dr. O'Holleran offer evening visits?
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Does Dr. O'Holleran specialize in working with children or adolescents?
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Does Dr. O'Holleran specialize in working with seniors?
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Does Dr. O'Holleran specialize in couples therapy?
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Does Dr. O'Holleran specialize in working with LGBTQ+ community?
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Does Dr. O'Holleran accept insurance?
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Frequently Asked Questions

Find contact information here to make an appointment.

A list of accepted insurance providers is available on the Sharecare insurance check. It is always a good idea to verify your insurance when making an appointment.

New patients are generally accepted by Dr. John O'Holleran, MD. To arrange an appointment, call the number on Dr. O'Holleran's profile.

Dr. John O'Holleran, MD is affiliated with Saint Lukes Regional Medical Center.

Yes, Dr. John O'Holleran, MD holds board certification in General Surgery.

Hospital Affiliations

  • Saint Lukes Regional Medical Center

    2720 Stone Park Blvd, Sioux City, IA