4.5
56 Ratings with 17 written Reviews

Overview based on verified provider data
![]() | ![]() | ![]() | ![]() |
| Jack Jacoub, MD | Dr. Raghu Nandan, MD | Dr. Heather Ha-Thanh Nguyen | Dr. Alpesh Navin Amin, MD |
| Hematology | Hematology | Internal Medicine | Internal Medicine |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | Accepts New Patients |
| 28 Years of Experience | 42 Years of Experience | 32 Years of Experience | |
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option |
| Speaks English | Speaks English, Tamil | Speaks English, Spanish | Speaks English |
| Laguna Hills , CA | Lakewood , CA | Fountain Valley , CA | Orange , CA |
| Med School: Ross University School Of Medicine, Roseau, Commonwealth Of Dominica, West Indies | Med School: Madras Medical College | Med School: NORTHWESTERN UNIVERSITY THE FEINBERG SCHOOL OF MEDICINE | |
Current Profile | View Profile | View Profile | View Profile |
Jack Jacoub holds an expired medical license in the state of California. They are board certified in Internal medicine by the American Board of Internal Medicine.
Board certified in Internal medicine by the American Board of Internal Medicine.
Medical Doctor with an expired medical license in the state of California that expired in 2026.
Completed their fellowship at George Washington University / School of Medicine And Health Sciences in 2006.
Completed their residency at University of Nevada School of Medicine, University of Nevada School of Medicine Program, University Nevada in 2002, University of Nevada Affiliated Hospitals in 2000, and Univ of NV-Reno Affiliated Hospitals / Reno, NV in 1999.
Graduated from Ross University School Of Medicine, Roseau, Commonwealth Of Dominica, West Indies, Ross University, School of Medicine,Roseau, Dominica, Ross University School Of Medicine in 1998, and Ross University School Of Medicine, Roseau, Commonwealth Of Dominica, West Indies in 1998.
Jack Jacoub's NPI number is 1528016318.










Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.
Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.
Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.