Dr. Marlon DeCastro, MD, Santa Rosa, CA | Internist

About Dr. Marlon DeCastro

As an internist, Dr. DeCastro specializes in providing patient-centered care for adults of all ages. He is board certified in Internal Medicine and able to care for an individual's specific medical needs from preventive services to the diagnosis, treatment and management of acute and chronic conditions and diseases. He is especially adept at treating individuals with diabetes. Dr. DeCastro received his medical degree from the University of the Philippines in Manila, and conducted an Internal Medicine residency at Nassau University Medical Center in East Meadow, New York. Most recently, Dr. DeCastro served as an attending physician at Clemson Health Center in South Carolina where he provided primary care to adults and served as lead investigator in several studies. While there, he also earned certification in the Diabetes Physician Recognition Program, presented by the National Committee for Quality Assurance.

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Areas of expertise

This doctor's experience enhances their expertise in similar cases. Below are the conditions or surgeries they treat most frequently.

Heart failure

Atrial fibrillation and atrial flutter

Chronic diabetes

Emphysema (COPD)

High cholesterol

Lower back pain

Heart failure

Atrial fibrillation and atrial flutter

Chronic diabetes

Emphysema (COPD)

Office location

Dr. Marlon DeCastro, MD also offers online video visits for patients

Providence - CA Family Medicine

1162 Montgomery Dr, Ste 2, Santa Rosa, CA 95405

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Education and background

Practice names

Providence - CA Family Medicine

Board certifications

American Board of Internal Medicine

Education and training

Medical School - University of the Philippines, Doctor of Medicine
Nassau University Medical Center, Residency in Internal Medicine

Languages spoken

English
Tagalog

Provider's gender

Male

NPI number

1780643270

Patient reviews

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Frequently asked questions

How soon can I make an appointment with Dr. Marlon DeCastro?

Generally, Dr. Marlon DeCastro has appointments available on Zocdoc within 1 week. You can see Dr. DeCastro's earliest availability on Zocdoc and make an appointment online.

Is Dr. Marlon DeCastro accepting new patients?

Dr. Marlon DeCastro generally accepts new patients on Zocdoc. You can see Dr. DeCastro's earliest availability on Zocdoc and schedule an appointment online.

Does Dr. Marlon DeCastro accept my insurance?

Choose your insurance plan to verify if Dr. DeCastro is in-network.

Can I make an appointment with Dr. Marlon DeCastro online?

Yes, you can make an appointment online with Dr. DeCastro using Zocdoc. It’s simple, secure, and free.

What practice does Dr. Marlon DeCastro work with?

Dr. Marlon DeCastro works with Providence - CA Family Medicine.

Where is Dr. Marlon DeCastro's office located?

Dr. Marlon DeCastro has 2 office locations in Santa Rosa, view full addresses on Dr. DeCastro's profile.

Which board certifications does Dr. Marlon DeCastro have?

Dr. Marlon DeCastro is certified by American Board of Internal Medicine.

What are common reasons for patients to see Dr. Marlon DeCastro?

Dr. Marlon DeCastro frequently sees patients for Annual Physical, Chiropractic Consultation, Illness, Pulmonology Consultation, and Sleep Problems. You can see other visit reasons for Dr. Marlon DeCastro on their profile.