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

Jay Irving Stack, MD

Individual provider Nephrology Physician · NPI 1245325026

Jay Irving Stack, MD is a Nephrology in Morristown, New Jersey. Graduated from Perelman School of Med at the University of Pennsylvania in 1976, 50 years ago. Practices with Northeast Kidney Care LLC, a 66-clinician group, accepts Medicare assignment and offers telehealth. Licensed in New Jersey.

Years since qualifying
50
Trained at
Perelman School of Med at the University of Pennsylvania
Licensed in
NJ
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

95 Madison Ave
Morristown, NJ 07960-6092
Phone: (973) 775-5151
Fax: (908) 673-7336
Show map & directions

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

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence 25MA03875700 (NJ)

Record details

NPI number1245325026
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 4, 2006
Last updated in NPPESDecember 20, 2017
Mailing address2 Franklin Pl, Morristown, NJ 07960-5305

Medicare enrollment

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

Medicare specialtyNEPHROLOGY
Medical schoolPERELMAN SCHOOL OF MED AT THE UNIVERSITY OF PENNSYLVANIA
Graduated 1976 (50 years in practice)
Group practice Northeast Kidney Care Llc — 66 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Morristown