Majonel L Ontanillas, MD
Specialty
Internal Medicine
Languages
English
Seeing patients at
Patient Reviews
Patient review summary
Learn about our survey5
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4.4
★★★★★ ★★★★★131 reviews
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★★★★★ ★★★★★ Mar 28, 2026Verified Review
Very satisfied, very professional
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★★★★★ ★★★★★ Mar 27, 2026Verified Review
He is very caring and understanding.
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★★★★★ ★★★★★ Mar 26, 2026Verified Review
He listens to you and explains everything.
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★★★★★ ★★★★★ Mar 26, 2026Verified Review
Doctor Ontanillas has been my doctor for over 10 years and he has taken excellent care of me. He is very friendly and feels like family to me.
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★★★★★ ★★★★★ Mar 24, 2026Verified Review
Listens,advises,courtious,knowledgeable,good thinker
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★★★★★ ★★★★★ Mar 21, 2026Verified Review
The doctor is considerate answers questions and listens
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★★★★★ ★★★★★ Mar 21, 2026Verified Review
Best primary physician I’ve ever had
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★★★★★ ★★★★★ Mar 20, 2026Verified Review
Dr. Ontanillas has always asked and listened to my needs, and he always takes time to address the best course of actions when needed.
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★★★★★ ★★★★★ Mar 14, 2026Verified Review
Very communicative
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★★★★★ ★★★★★ Mar 12, 2026Verified Review
Medication he prescribed has really worked well 👏
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★★★★★ ★★★★★ Mar 7, 2026Verified Review
I've been a Patient with Dr Ontinillas for many, many years and Dr Ontinillas is Amazing in every possible way! Five Stars!!
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★★★★★ ★★★★★ Mar 7, 2026Verified Review
i met him for the first time at my latest visit to SMA. right now, i like him. he talks to you, not at you. he listens. i am hopeful.
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★★★★★ ★★★★★ Mar 4, 2026Verified Review
Dr. ontanillas was professional and caring about my illness Now in days you don’t find this type of doctors anymore. He was amazing Spend time and went over his findings and recommendations. Thank you Dr Ontanillas
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★★★★★ ★★★★★ Mar 4, 2026Verified Review
He is kind ,and acts as a Friend .
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★★★★★ ★★★★★ Mar 3, 2026Verified Review
The best Doctor and very professional and I wish more doctors follow his kind caring and excellent patient care
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★★★★★ ★★★★★ Feb 27, 2026Verified Review
Very easy to talk to
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★★★★★ ★★★★★ Feb 25, 2026Verified Review
he is simply the best
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★★★★★ ★★★★★ Feb 21, 2026Verified Review
He is attentive and willing to hear your concerns
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★★★★★ ★★★★★ Feb 13, 2026Verified Review
Likable
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★★★★★ ★★★★★ Feb 12, 2026Verified Review
Very good Doctor Ontaniles
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Gender
Male
Board certifications
American Board of Internal Medicine
Licenses
NV, 12413
Employed or contracted
Employed
Network Name
OptumCare Network of Nevada
PCP ID
UHC HMO & D-SNP ID - 00040006026, UHC PPO ID - 00040357514, Humana ID - 000408002
NPI
1235105313
Hospital affiliations
Milford Regional Medical Center
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