Medical Alliance of Southern New Jersey

Internal Medicine Physicians located in Vineland, NJ

Medical Alliance will not be offering the Covid-19 Vaccination in office, however we strongly recommend that you get vaccinated. To register for the Covid-19 vaccination please go to or you may call 855-568-0545. Please get vaccinated, we’re all in this together!

 COVID-19 Updates!

Our office continues to have precautions in place, per CDC guidelines, to prevent the spread of Covid-19. You must have a mask on to enter the office, you’ll be asked a series of questions and have your temperature taken upon checking in. Please come to your appointment alone, unless you require assistance or an interpreter.

Hours: Monday - Thursday 8:00AM to 5:00PM
Friday 9:00AM to 12:00PM

Telemedicine appointments are still available.

About the Practice

Medical Alliance of Southern New Jersey in Vineland strives to provide you with the highest quality, personalized healthcare in the area. The experienced staff includes physicians, nurses, and other healthcare practitioners with over 80 years of combined experience. Medical Alliance of Southern New Jersey is progressive, offering a multitude of services in-house.

The team at Medical Alliance is passionate about providing services for the convenience of their patients. The expert and interdisciplinary medical team specializes in pulmonary disease management and offers primary care, and in-house testing. Patients can enjoy the convenience of one-stop for medical care and diagnostic testing, including EKGs. Simply put, a multitude of services are available for their established patients.

The healthcare staff at Medical Alliance of Southern New Jersey also helps patients obtain the highest quality of internal medicine care, from annual checkups to implementing preventive care into daily life. The physicians and nurses also specialize in a variety of different fields, from pulmonary issues to diabetes management. Because they put their patients’ needs first, the physicians make sure to explain medical conditions and treatments in simple language.

The practice serves patients across South Jersey and beyond. New patients are always welcome, and the accommodating office staff ensures that it’s easy to transfer medical information and insurance documents into the medical practice.  



Note: HMO and Managed Care patients must call 3-5 days in advance for in-network referrals. Co-pays and non-coverage fees are due and payable at the time of service. Most insurances are accepted, however, no Medicaid plans are accepted.

Horizon BCBS
Horizon NJ Health
United Health Care

Choose your provider

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Donald Huston, DO

Internal Medicine Physician 

Learn More →

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Maurice Sheetz, MD

Board Certified Internal Medicine Physician

Learn More →

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Words from our patients

  • facebook

    "Medical Alliance of Southern NJ is a wonderful doctor's office[...]. If anybody needs a good family doctor, choose Medical Alliance of Southern New Jersey."

    Robin R.
  • facebook

    "I love Dr. Huston - I've been seeing him for almost 30 years. His associates and staff are wonderful and very helpful. I don't want to go anywhere else."

    Loretta S.
  • facebook

    "Love the people here and service was beyond excellent. The office visit had the quickest entrance I have ever had[...]. Bravo, Medical Alliance!"

    Jerome L.
  • Google

    "I have been a patient of Dr. Sheetz for over 25 years and he is very thorough and caring for his patients. [...]He has a lab for blood work right in the office."

    Sara C.
  • Google

    "My husband and I have been seeing Dr. Sheetz for over 25 years and I think he is a good Dr. Very caring for his patients and follows up."

    Toni M.
  • Vitals

    "Dr. Montero did my surgery [...] and I was very satisfied with the way he explained every thing. He is a very nice friendly doctor and I would highly recommend him."

    Verified Patient
  • Vitals

    "I first met Dr. Montero in 1997. My PCP referred me to him for possible gallbladder disease. He has been my general surgeon ever since. I trust him completely!"

    Verified Patient
  • Vitals

    "When sent from my primary care physician to Dr. Huston, he got my asthma under control quickly! Very caring and compassionate! I have my life back now thanks to him!"

    Verified Patient


Medical Alliance of Southern New Jersey
1206 West Sherman Avenue, Building 1
Vineland, NJ 08360
Phone: 856-462-6250
Fax: 856-462-6226

Office Hours

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