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

Dr. Duane G. Sossong, DO

Individual provider Internal Medicine Physician · NPI 1720021488

Dr. Duane G. Sossong, DO is an Internal Medicine in Randolph, New Jersey. Graduated from Midwestern University, Chicago College of Osteopathic Med in 1984, 42 years ago. Practices as a sole proprietor, works from 2 locations and accepts Medicare assignment. Licensed in New Jersey.

Years since qualifying
42
Trained at
Midwestern University, Chicago College of Osteopathic Med
Licensed in
NJ
In the registry since
2006
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

121 Center Grove Rd Ste 17
Randolph, NJ 07869
Phone: (973) 366-1789
Fax: (973) 366-6201
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 765 Route 10 E, Randolph, NJ 07869-2043 — (973) 366-1789

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 25MB04726400 (NJ)

Record details

NPI number1720021488
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedJune 13, 2006
Last updated in NPPESJuly 3, 2019
Mailing address121 Center Grove Rd Ste 17, Randolph, NJ 07869-4453

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolMIDWESTERN UNIVERSITY, CHICAGO COLLEGE OF OSTEOPATHIC MED
Graduated 1984 (42 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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