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

Individual provider Anesthesiology Physician · NPI 1437194081

John Kouvaras, DO is an Anesthesiology in Newton, New Jersey. Graduated from University of Nevada, Las Vegas School of Medicine in 2002, 24 years ago. Practices with Garden State Healthcare Associates LLC, a 175-clinician group and accepts Medicare assignment. Licensed in New Jersey.

Years since qualifying
24
Trained at
University of Nevada, Las Vegas School of Medicine
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.

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Practice location Address checks out

175 High St
Newton, NJ 07860-1004
Phone: (973) 383-2121
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 25MB07754400 (NJ)

Record details

NPI number1437194081
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 18, 2006
Last updated in NPPESJuly 13, 2026
Mailing addressPo Box 119, Cliffside Park, NJ 07010-0119

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolUNIVERSITY OF NEVADA, LAS VEGAS SCHOOL OF MEDICINE
Graduated 2002 (24 years in practice)
Group practice Garden State Healthcare Associates Llc — 175 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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