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

Matthew D Epstein, MD

Individual provider Sleep Medicine (Internal Medicine) Physician · NPI 1922000793

Matthew D Epstein, MD is a Sleep Medicine in Cedar Knolls, New Jersey. Qualified in 1990, 36 years ago. Practices with Practice Associates Medical Group, a 1,403-clinician group, accepts Medicare assignment and offers telehealth. Licensed in New Jersey.

Years since qualifying
36
Licensed in
NJ
In the registry since
2005
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

8 Saddle Rd First Fl
Cedar Knolls, NJ 07927-1902
Phone: (973) 267-9393
Fax: (973) 540-0472
Show map & directions

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

Specialties & licences

Sleep Medicine (Internal Medicine) Physician (primary) Taxonomy 207RS0012X · Licence 25MA06940100 (NJ)

Record details

NPI number1922000793
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 11, 2005
Last updated in NPPESFebruary 26, 2018
Mailing address8 Saddle Rd, First Floor, Cedar Knolls, NJ 07927-1902

Medicare enrollment

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

Medicare specialtySLEEP MEDICINE
Medical schoolOTHER
Graduated 1990 (36 years in practice)
Group practice Practice Associates Medical Group — 1403 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare