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

Dr. Lawrence D Mass, MD

Individual provider Internal Medicine Physician · NPI 1316943830

Dr. Lawrence D Mass, MD is an Internal Medicine in Lower Gwynedd, Pennsylvania. Graduated from Jefferson Medical College of Thomas Jefferson University in 1996, 30 years ago. Practices with Einstein Community Health Associates Inc, a 197-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Pennsylvania.

Years since qualifying
30
Trained at
Jefferson Medical College of Thomas Jefferson University
Licensed in
PA
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 →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

605 N Bethlehem Pike
Lower Gwynedd, PA 19002-2501
Phone: (215) 643-2119
Fax: (215) 643-3568
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD066124L (PA)

Record details

NPI number1316943830
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 21, 2005
Last updated in NPPESJuly 21, 2022
Mailing address605 N Bethlehem Pike, Lower Gwynedd, PA 19002-2501

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolJEFFERSON MEDICAL COLLEGE OF THOMAS JEFFERSON UNIVERSITY
Graduated 1996 (30 years in practice)
Group practice Einstein Community Health Associates Inc — 197 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

Other providers in Lower Gwynedd