Summary

Dr. Ronald Tejada specializes in internal medicine, providing comprehensive care for adult patients with a wide range of health conditions. He earned his medical degree from the University of the East Ramon Magsaysay and completed both his internship and residency at Mercy Hospital & Medical Center, finishing his residency in 2012. With 22 years of experience in medicine, Dr. Tejada brings extensive knowledge to his practice. He communicates with patients in English.

Dr. Tejada practices at Optum-Atlantic Specialty in Long Beach, California. He focuses on managing complex conditions such as type 2 diabetes, heart rhythm disorders like atrial fibrillation, and specialized wound care for nerve-related skin ulcers. His diagnostic expertise includes performing comprehensive blood work, chemistry panels, and kidney function tests to monitor patient health and guide treatment decisions.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 22 years of experience
  • 31 insurance plans accepted
  • speaks English
  • Mercy Hospital & Medical Center
  • 1 specialty
  • 7 areas of expertise
  • 1 office location
  • Male

Office Location

Optum-Atlantic Specialty

2699 Atlantic AveLong Beach, CA 90806

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Ronald Castillo Tejada, Jr JR., MDDr. Peter J Muran, MDDr. Adama Diarra, DOKarthikeyan Viswanathan, DO
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
22 Years of Experience 44 Years of Experience 14 Years of Experience 12 Years of Experience
No Virtual Visit Option No Virtual Visit Option Virtual Visit Available Virtual Visit Available
Speaks English Speaks English, Spanish Speaks English, French, Bambara Speaks English, Tamil
Long Beach , CANewport Beach , CATigard , ORPalo Alto , CA
Med School: University of the East Ramon Magsaysay Med School: Universidad Autonoma De Guadalajara Facultad De Medicina Med School: Arizona College of Osteopathic Medicine Med School: Bassett Medical Center - Cooperstown, New York
Current Profile
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Insurance Plans Accepted by Ronald Castillo Tejada, Jr

  • Aetna
  • Aetna - HMO
  • Alignment Health Plan
  • Alignment Health Plan - HMO
  • AltaMed Senior BuenaCare (PACE)
  • Anthem Blue Cross
  • Anthem Blue Cross - HMO
  • BLUE CROSS of CALIFORNIA - HMO
  • Blue Shield of California
  • Blue Shield of California - HMO
  • CalOptima
  • CalOptima - Medicaid (Managed)
  • Cigna
  • Health Alliance
  • Health Net - HMO
  • HealthPartners
  • Humana
  • Humana - HMO
  • Kaiser Permanente
  • L.A. Care Health Plan
  • L.A. Care Health Plan - HMO
  • Magellan Health
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Optum Health
  • SCAN Health Plan
  • SCAN Health Plan - HMO
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • Wellcare

Medical Specialties

Ronald Castillo Tejada, Jr has the following specialty

Specialty Expertise

Ronald Castillo Tejada, Jr has the following 7 areas of expertise

  • Check-up
  • Heartburn
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss
  • Weight Loss (non-surgical)

Certifications, License, & Education

22 Years Experience

Education & Training

Residency

Completed their residency at Mercy Hospital & Medical Center in 2012.

Internship

Completed their internship at Mercy Hospital & Medical Center in 2010.

Medical School

Graduated from University of the East Ramon Magsaysay in 2004.

NPI Number

Ronald Castillo Tejada, Jr's NPI number is 1407165079.

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Frequently Asked Questions

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

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