Summary

Dr. Nereida Diaz-Johnson is an internal medicine physician who earned her medical degree from the Icahn School of Medicine at Mount Sinai and completed her residency at Beth Israel Medical Center. With 44 years of medical experience, she has built extensive expertise in caring for adult patients with a wide range of health conditions. Dr. Diaz-Johnson is fluent in French, Spanish, and English, allowing her to serve patients from diverse backgrounds in their preferred language.

Dr. Diaz-Johnson practices with Union Medical Group in Union, New Jersey, and maintains hospital privileges at Overlook Medical Center. She focuses on treating patients with high cholesterol and weight management concerns, including obesity in both adults and adolescents. Her clinical skills include performing electrocardiograms to evaluate heart health and teaching patients to use insulin pens and autoinjectors for diabetes management. Patients have given her an average rating of 4.4 out of 5 on Vitals, reflecting their confidence in her compassionate and thorough care.
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Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.3
  • 44 years of experience
  • 61 insurance plans accepted
  • speaks French, Spanish, English
  • Beth Israel Medical Center
  • 4 written reviews
  • 1 specialty
  • 6 areas of expertise
  • 1 hospital affiliation
  • 1 office location
  • Female

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Location

Union Medical Group Llc

2333 Morris Ave Ste A109Union, NJ 07083
Mon10:00 am - 6:30 pm
Tue9:00 am - 4:30 pm
Wed9:00 am - 5:30 pm
Thu9:00 am - 4:30 pm
Fri9:00 am - 2:30 pm
SatClosed
SunClosed

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Dr. Nereida Diaz-Johnson, MD
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Dr. Nereida Diaz-Johnson, MDDr. Timothy G Jayasundera, MDDr. Andrew Fagelman, MDNatalie Howard, MSN, DNP
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.3 
3.9 
4.2 
44 Years of Experience 27 Years of Experience 6 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option Virtual Visit Available
Speaks French, Spanish, English Speaks Spanish, Russian Speaks English, Spanish Speaks English
Union , NJSouth Ozone Park , NYNew York , NYNew York City , NY
Med School: Icahn School Of Medicine At Mount Sinai Med School: Ross University School of Medicine Med School: Zicklin School of Business
Current Profile
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Insurance Plans Accepted by Dr. Nereida Diaz-Johnson

  • Accepts Medicaid
  • AARP
  • Aetna
  • Aetna - Medicare
  • Aetna Better Health
  • Aetna Better Health - Medicaid (Managed)
  • AmeriGroup
  • AmeriGroup - Medicaid (Managed)
  • AmeriHealth
  • AmeriHealth - HMO
  • AmeriHealth - PPO
  • Anthem Blue Cross
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield - POS
  • Braven Health (Horizon Blue Cross Blue Shield of New Jersey)
  • Braven Health (Horizon Blue Cross Blue Shield of New Jersey) - HMO
  • CareSource
  • CHAMPVA
  • Cigna
  • Clover Health
  • Clover Health - HMO
  • Clover Health - Medicare (Advantage HMO)
  • EmblemHealth
  • Fidelis Care (NY)
  • Fidelis Care (NY) - Medicaid (Managed)
  • Florida Blue: Blue Cross Blue Shield of Florida
  • HealthPartners
  • Horizon Blue Cross Blue Shield of New Jersey
  • Horizon Blue Cross Blue Shield of New Jersey - HMO
  • Horizon NJ Health
  • Horizon NJ Health - Medicaid (Managed)
  • Humana
  • Independence Blue Cross
  • MagnaCare
  • MagnaCare - PPO
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Meritain Health
  • Meritain Health - HMO
  • Optum Health
  • Oscar Health Insurance
  • Oscar Health Insurance - PPO
  • Piedmont Community Health Plan
  • PreferredOne
  • Prestige Health Choice
  • STLDentalPlan| LLC
  • STLDentalPlan| LLC - HMO
  • STLDentalPlan| LLC - Medicare
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicaid (Managed)
  • UnitedHealthcare - Medicare
  • UnitedHealthcare - Medicare (Advantage HMO)
  • UnitedHealthcare Community Plan
  • UnitedHealthcare Community Plan - HMO
  • UnitedHealthcare Community Plan - Medicaid (Managed)
  • UnitedHealthcare Oxford
  • UnitedHealthcare Oxford - HMO
  • Wellcare

Medical Specialties

Dr. Nereida Diaz-Johnson has the following specialty

Specialty Expertise

Dr. Nereida Diaz-Johnson has the following 6 areas of expertise

  • Check-up
  • Heartburn
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss

Certifications, License, & Education

44 Years Experience

Education & Training

Residency

Completed their residency at Beth Israel Medical Center.

Medical School

Graduated from Icahn School Of Medicine At Mount Sinai in 1982.

NPI Number

Dr. Diaz-Johnson's NPI number is 1013939917.

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Frequently Asked Questions

Does Dr. Nereida Diaz-Johnson accept my insurance?
You can see the insurance plans that Dr. Nereida Diaz-Johnson accepts on their Vitals profile.
Where is Dr. Nereida Diaz-Johnson's office located?
Dr. Nereida Diaz-Johnson's office is located at 2333 Morris Ave Ste A109, Union, NJ, 07083.
Which hospitals is Dr. Nereida Diaz-Johnson affiliated with?
Dr. Nereida Diaz-Johnson is affiliated with Overlook Medical Center.
Is Dr. Nereida Diaz-Johnson accepting new patients?
Dr. Nereida Diaz-Johnson is accepting new patients on Vitals. View Dr. Nereida Diaz-Johnson's profile on Vitals to make an appointment.
Does Dr. Nereida Diaz-Johnson accept virtual/telehealth appointments?
Dr. Nereida Diaz-Johnson has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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