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

John P Kolnik, DO

Individual provider Specialist · NPI 1902894496

John P Kolnik, DO is a Gastroenterology in Haddon Heights, New Jersey. Graduated from Philadelphia College of Osteopathic Medicine in 1992, 34 years ago. Practices with Virtua Medical Group, PA, a 1,669-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in New Jersey.

Years since qualifying
34
Trained at
Philadelphia College of Osteopathic Medicine
Licensed in
NJ
In the registry since
2005
Specialties on file
2
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

217 White Horse Pike
Haddon Heights, NJ 08035-1703
Phone: (856) 547-1661
Fax: (856) 547-6117
Show map & directions

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

Additional practice locations (1)

  • 1000 Atlantic Ave Ste 205b, Camden, NJ 08104-1132 — (856) 237-8045

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 25MB06094100 (NJ)
Specialist Taxonomy 174400000X · Licence 25MB06094100 (NJ)

Record details

NPI number1902894496
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedOctober 10, 2005
Last updated in NPPESFebruary 23, 2026
Certification dateFebruary 23, 2026
Mailing address301 Lippincott Dr Ste 410, Marlton, NJ 08053-4197

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Medical schoolPHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 1992 (34 years in practice)
Group practice Virtua Medical Group, Pa — 1669 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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