Mountainside Medical Group - Primary Care
Internal Medicine • Caldwell, NJ • 1 location (Mountainside Medical Group – Primary Care, West Caldwell) locations
Clinic Type
Internal Medicine
Address
1129 Bloomfield Ave., Suite 100, West Caldwell, NJ 07006
Phone
973-429-6864
ardentcustomerservice@ensemblehp.com
Opening Hours
Monday–Thursday 8:30 AM–5:00 PM; Friday 8:30 AM–4:00 PM; (hours may vary by location)
Website
https://mountainsidemedicalcenter.com/location/mountainsidemedicalgroupfamilymedicinewestcaldwell/
Emergency Care
Emergency care available
Services Offered
Insurance & Payment
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Languages Spoken
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FAQs
What are the hours of operation?
Monday through Friday 8:30 AM – 5:00 PM (open); Saturday and Sunday closed.
What is the street address for Mountainside Medical Group – Primary Care?
1129 Bloomfield Ave., Suite 100, West Caldwell, NJ 07006.
What is the phone number?
(973) 429-6864.
Is telehealth available?
Not specified.
Are there any awards or accreditations listed?
Not specified.
What emergency services are available?
Emergency care is available.
Social Media
Photos








What Patients Say
Overall sentiment across review platforms: positive
- Birdeye (Internal Medicine): 4.7/5 (15 reviews)
- Birdeye (Primary Care): 5/5 (9 reviews)
- BusinessYab (Family Medicine): Not explicitly stated (4 reviews)
Patients praise
- Physicians described as caring, knowledgeable, and competent
- Convenient office hours (including evenings/early mornings)
- Helpful and welcoming office staff in some contexts
- Good follow-up care and efficient referral processes
Common complaints
- Issues with administrative/reception staff behavior
- Frustration with appointment scheduling and communications (e.g., redundant confirmations)
"Dr. Ylonka Garcia Marotta is my primary care physician now for 6 years... She would take time to search other inexpensive medications that were affordable to my budget. She is a highly trained Bilingual Medical Doctor that cares about my health."
— BusinessYab review"I have to tell never have I ever dealt with a receptionist who thought they were a physician, telling a patient what they should be doing with their medical decisions... TERRIBLE!!!!!!!!"
— Birdeye reviewSynthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].
In the News
- Mountainside Medical Group - Primary Care — Oct 13, 2025
- MOUNTAINSIDE MEDICAL GROUP - Updated July 2026 - Yelp - Yelp — Jul 9, 2026
- Dr. Mamatha Gadarla, MD, Caldwell, NJ | Internist | Get Virtual Care — Jan 15, 2026
- Mountainside Medical Group - Pulmonary & Sleep Medicine — Jul 6, 2026
Information sourced from the clinic's website as of July 11, 2026.
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