Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Gregory R Mullen, MD

Individual provider Urology Physician · NPI 1689105504

Gregory R Mullen, MD is an Urology in Livingston, New Jersey. Graduated from Drexel University College of Medicine in 2017, 9 years ago. Practices with Barnabas Health Medical Group PC, a 1,025-clinician group and accepts Medicare assignment. Licensed in New Jersey and New York.

Years since qualifying
9
Trained at
Drexel University College of Medicine
Licensed in
NJ, NY
In the registry since
2017
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

200 S Orange Ave Ste 228
Livingston, NJ 07039-5817
Phone: (212) 241-6500
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Urology Physician (primary) Taxonomy 208800000X · Licence 25MA11814000 (NJ)
Urology Physician Taxonomy 208800000X · Licence 312602 (NY)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1689105504
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 22, 2017
Last updated in NPPESAugust 3, 2023
Certification dateAugust 3, 2023

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyUROLOGY
Medical schoolDREXEL UNIVERSITY COLLEGE OF MEDICINE
Graduated 2017 (9 years in practice)
Group practice Barnabas Health Medical Group Pc — 1025 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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