0 reviews
Summary
Dr. Katherine Ruddy specializes in rheumatology and internal medicine, bringing six years of clinical experience to her practice. She earned her medical degree from Columbia University College of Physicians & Surgeons, a prestigious institution known for its rigorous training programs.
Dr. Ruddy practices at Keck Hospital of USC in Los Angeles, California. She focuses on treating conditions such as rheumatoid arthritis and back pain in both pregnant women and young patients. Her expertise includes coordinating physical therapy treatments, ordering diagnostic blood work, and providing specialized infusion clinic services for patients requiring advanced therapeutic interventions.
Dr. Ruddy practices at Keck Hospital of USC in Los Angeles, California. She focuses on treating conditions such as rheumatoid arthritis and back pain in both pregnant women and young patients. Her expertise includes coordinating physical therapy treatments, ordering diagnostic blood work, and providing specialized infusion clinic services for patients requiring advanced therapeutic interventions.
Overview based on verified provider data
Quick Facts
- 6 years of experience
- 9 insurance plans accepted
- Columbia University College Of Physicians & Surgeons
- 2 specialties
- 1 area of expertise
- 2 office locations
- Female
Office Locations
Dr. Katherine Ann Ruddy has 2 locationsCompare with Similar Doctors
![]() | ![]() | ![]() | ![]() |
| Dr. Katherine Ann Ruddy | Dr. Dipti Doshi, MD | Dr. Tushar Khandubhai Desai | Dr. Mara Katherine Alexeev |
| Rheumatology | Rheumatology | Emergency Medicine | Pediatrics |
| Accepts New Patients | |||
| 6 Years of Experience | 35 Years of Experience | 56 Years of Experience | 14 Years of Experience |
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option |
| Speaks Spanish, English | |||
| Los Angeles , CA | Cerritos , CA | LOS ANGELES , CA | WALNUT , CA |
| Med School: Columbia University College Of Physicians & Surgeons | Med School: Rural Medical College Of Pravara Medical Trust | Med School: Medical College Baroda | Med School: University Of Iowa |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Katherine Ann Ruddy
Medical Specialties
Dr. Katherine Ann Ruddy has the following 2 specialties
Specialty Expertise
Dr. Katherine Ann Ruddy has the following area of expertise
Certifications, License, & Education
6 Years Experience
Dr. Katherine Ann Ruddy holds an active medical license in the state of New Jersey.
Medical License
Medical Doctor with an active medical license in the state of New Jersey that expires in 2027.
Education & Training
Medical School
Graduated from Columbia University College Of Physicians & Surgeons in 2020.
NPI Number
Dr. Ruddy's NPI number is 1447887955.
Similar Doctors
Frequently Asked Questions
- Does Dr. Katherine Ann Ruddy accept virtual/telehealth appointments?
- Dr. Katherine Ann Ruddy has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- Does Dr. Katherine Ann Ruddy accept my insurance?
- You can see the insurance plans that Dr. Katherine Ann Ruddy accepts on their Vitals profile.
- How can I make an appointment with Dr. Katherine Ann Ruddy?
- You can find contact information for Dr. Katherine Ann Ruddy here on Vitals.
- Is Dr. Katherine Ann Ruddy accepting new patients?
- Dr. Katherine Ann Ruddy has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
- Where is Dr. Katherine Ann Ruddy's office located?
- Dr. Katherine Ann Ruddy's office is located at 1500 San Pablo St, Los Angeles, CA, 90033.
Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews
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.



