
Mountainside Medical Group
Internal Medicine • Caldwell, NJ • 1 location (Mountainside Medical Group – Primary Care, West Caldwell) locations
Information from public sources; not independently verified. Confirm hours, insurance and appointment availability with the clinic.
Last gathered July 11, 2026. How our information is sourced · Report incorrect information
About
Mountainside Medical Group - Primary Care in West Caldwell, NJ offers internal medicine, family medicine, primary care, preventive care, chronic disease management, and care coordination. The clinic is located at 1129 Bloomfield Ave., Suite 100 and is open Monday through Friday, with emergency care available.
Services Offered
Insurance & Payment
Not published.
Languages Spoken
Not published.
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
Photos published by Mountainside Medical Group showing the internal medicine practice in Caldwell, NJ.








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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