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About Dr. Josias G. De Trinidad Castro
Background and practice information
Dr. Josias G. De Trinidad Castro is an internal medicine physician serving patients in the Parlier, CA area.
Dr. Josias G. De Trinidad Castro's clinical practice focuses on treating patients with high cholesterol, high blood pressure, type 2 diabetes, and related conditions.
Dr. Josias G. De Trinidad Castro is in-network with 7 insurance providers, including Aetna, Blue Shield of California, Cigna, and 4 more. Patients are encouraged to verify coverage with his office before scheduling an appointment.
At a Glance
Are you Dr. De Trinidad Castro?
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Claim this profilePractice Locations
1 location
155 S Newmark Ave
Parlier, CA 93648
(559) 646-1200
Treatment & Experience
Clinical practice and procedure experience for Dr. Josias G. De Trinidad Castro
Treatment Approach
Dr. Josias G. De Trinidad Castro's treatment approach includes prescribing Atorvastatin Calcium, Amlodipine Besylate, Metformin Hcl for his patients. These medications are commonly used for treating high cholesterol, high blood pressure, type 2 diabetes. He prescribing profile reflects experience across a wide range of treatments, addressing multiple aspects of patient care within his specialty. Dr. Josias G. De Trinidad Castro has treated a significant number of Medicare patients, demonstrating an established practice in this area.
Source: CMS Medicare Provider Utilization and Payment Data, 2023.
Insurance Networks
Accepted insurance plans and networks
Dr. Josias G. De Trinidad Castro accepts 51 plans from 7 insurers, including Cigna, UnitedHealthcare, Aetna.
Source: CMS Transparency in Coverage filings (March 2026). Network participation may change — verify with the provider's office before scheduling.
Patient Reviews
Reviews and ratings from patients
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About Internal Medicine
Specialty overview and common conditions
An internal medicine physician (internist) is a medical doctor who specializes in the prevention, diagnosis, and treatment of diseases in adults. Internists are trained to manage complex, chronic, and multi-system illnesses, often serving as primary care doctors for adults or as consultants to other...
Common conditions treated by internal medicine specialists:
- Type 2 Diabetes Mellitus
- Hypertension (High Blood Pressure)
- Hyperlipidemia (High Cholesterol)
- Coronary Artery Disease (Heart Disease)
Frequently Asked Questions
Common questions about Josias G. De Trinidad Castro
Does Dr. De Trinidad Castro accept Medicare?
Based on available data, Dr. De Trinidad Castro does not currently accept Medicare assignment. Patients should contact the office directly to verify current insurance acceptance and discuss payment options.
What insurance does Dr. De Trinidad Castro accept?
Dr. De Trinidad Castro is in-network with 7 insurance providers, including Aetna, Blue Shield of California, Cigna, Humana, Oxford Health Plans (UHC), and 2 more. Insurance networks can change, so patients should verify their specific plan coverage directly with Dr. De Trinidad Castro's office before scheduling.
Does Dr. De Trinidad Castro offer telehealth or virtual appointments?
Dr. De Trinidad Castro does not currently list telehealth services. For virtual care options, contact the office directly or consider other internal medicine providers in Parlier who offer telehealth.
What conditions does Dr. De Trinidad Castro treat?
As a internal medicine specialist, Dr. De Trinidad Castro commonly treats conditions including type 2 diabetes mellitus, hypertension (high blood pressure), hyperlipidemia (high cholesterol), coronary artery disease (heart disease), chronic obstructive pulmonary disease (copd), and other related health concerns. Contact the office to discuss your specific healthcare needs.
What medications does Dr. De Trinidad Castro commonly prescribe?
Based on Medicare prescribing data, Dr. De Trinidad Castro commonly prescribes medications including Atorvastatin Calcium, Amlodipine Besylate, Metformin Hcl. The specific medications prescribed depend on each patient's individual diagnosis and health needs. Patients should discuss treatment options directly with Dr. De Trinidad Castro during their consultation.
Where is Dr. De Trinidad Castro's office located?
Dr. De Trinidad Castro practices at 155 S NEWMARK AVE, Parlier, CA 93648. You can reach the office by calling (559) 646-1200.
How do I make an appointment with Dr. De Trinidad Castro?
To schedule an appointment with Dr. De Trinidad Castro, call the office at (559) 646-1200. New patients should have their insurance information and medical records ready when calling.
Data source: CMS National Provider Registry ·
Medical Disclaimer: This content is for informational purposes only and is not a substitute for professional medical advice. Learn more about our editorial standards