Summary

Dr. Frederick Lee is an internal medicine physician who specializes in endocrinology, diabetes, and metabolism. He earned his medical degree from the University of Oklahoma College of Medicine and completed his residency at LAC USC Medical Center. With 45 years of experience in medicine, Dr. Lee brings extensive knowledge to the diagnosis and treatment of hormonal disorders and metabolic conditions. He is fluent in both Chinese and English.

Dr. Lee practices at Huntington Memorial Hospital in Pasadena, California. His clinical expertise includes managing high blood pressure and hypertensive emergencies in both adult and pediatric patients. He incorporates physical therapy approaches, strength training, and manual therapy techniques into patient care when appropriate. Patients have given Dr. Lee an average rating of 4.1 out of 5 on Vitals.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.1
  • 45 years of experience
  • 52 insurance plans accepted
  • speaks Chinese, English
  • Lac Usc Medical Center
  • 12 written reviews
  • 2 specialties
  • 11 areas of expertise
  • 1 hospital affiliation
  • 2 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Frederick Ock-Horn Lee has 2 locations

Lee Frederick O Office

2155 E Villa StPasadena, CA 91107
Mon9:00 am - 12:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 12:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 12:00 pm
SatClosed
SunClosed

Huntington Memorial Hospital

100 W California BlvdPasadena, CA 91105

Compare with Similar Doctors

Dr. Frederick Ock-Horn Lee, MD
Eric Harker
Dr. Nima Ghadimi, MD
Karthikeyan Viswanathan, DO
Dr. Frederick Ock-Horn Lee, MDEric HarkerDr. Nima Ghadimi, MDKarthikeyan Viswanathan, DO
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.1 
3.8 
45 Years of Experience 25 Years of Experience 29 Years of Experience 12 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks Chinese, English Speaks English Speaks English, Spanish Speaks English, Tamil
Pasadena , CALyons , COScottsdale , AZPalo Alto , CA
Med School: University Of Oklahoma College Of Medicine Med School: Duke University School Of Medicine Med School: Univ Iberoamericana Unibe Santo Domingo Med School: Bassett Medical Center - Cooperstown, New York
Current Profile
View Profile View Profile View Profile

Insurance Plans Accepted by Dr. Frederick Ock-Horn Lee

  • Accepts Medicaid
  • Aetna
  • Aetna - HMO
  • Alignment Health Plan
  • Alignment Health Plan - HMO
  • AltaMed Senior BuenaCare (PACE)
  • Ambetter
  • Anthem Blue Cross
  • Blue Cross Blue Shield of Alabama
  • Blue Cross Blue Shield of Arizona
  • Blue Cross Blue Shield of Illinois
  • Blue Cross Blue Shield of Michigan
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • BLUE CROSS of CALIFORNIA - PPO
  • Blue Shield of California
  • CareFirst BlueCross BlueShield
  • Cigna
  • Contra Costa Health Plan
  • EmblemHealth
  • Excellus Blue Cross Blue Shield
  • Florida Blue: Blue Cross Blue Shield of Florida
  • Health Alliance
  • Health Net
  • Health Net - HMO
  • HealthPartners
  • Humana
  • Humana - HMO
  • Kaiser Permanente
  • L.A. Care Health Plan
  • L.A. Care Health Plan - HMO
  • L.A. Care Health Plan - Medicare
  • Magellan Health
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicaid (Managed)
  • Medicare - Medicare
  • Meritain Health
  • Molina Healthcare
  • Molina Healthcare - Medicaid
  • Molina Healthcare - Medicaid (Managed)
  • Mutual of Omaha
  • National Vision Administrators
  • Optum Health
  • Premier Health Plan
  • Regence BlueShield
  • SCAN Health Plan
  • Tufts Health Plan
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - POS
  • UnitedHealthcare - PPO
  • Wellcare

Medical Specialties

Dr. Frederick Ock-Horn Lee has the following 2 specialties

Specialty Expertise

Dr. Frederick Ock-Horn Lee has the following 11 areas of expertise

  • Acromegaly
  • Addison Disease
  • Cushing Disease
  • Diabetes (Types I & II)
  • Endocrinology, Diabetes & Metabolism
  • Fatigue
  • Gland Issues
  • Hormones
  • Hyperthyroidism
  • Hypopituitarism
  • Hypothyroidism

Certifications, License, & Education

45 Years Experience

Dr. Frederick Ock-Horn Lee holds an expired medical license in the state of California.

Medical License

Medical Doctor with an expired medical license in the state of California that expired in 2026.

Education & Training

Residency

Completed their residency at Lac Usc Medical Center.

Medical School

Graduated from University Of Oklahoma College Of Medicine in 1981.

NPI Number

Dr. Lee's NPI number is 1063508679.

Similar doctors

Frequently Asked Questions

Is Dr. Frederick Lee accepting new patients?
Dr. Frederick Lee is accepting new patients on Vitals. View Dr. Frederick Lee's profile on Vitals to make an appointment.
Does Dr. Frederick Lee accept my insurance?
You can see the insurance plans that Dr. Frederick Lee accepts on their Vitals profile.
What languages does Dr. Frederick Lee speak?
Dr. Frederick Lee speaks Chinese and English.
Does Dr. Frederick Lee accept virtual/telehealth appointments?
Dr. Frederick Lee has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. Frederick Lee?
You can find contact information for Dr. Frederick Lee here on Vitals.

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.