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

Guy E McElwain, MD

Individual provider Allergy & Immunology (Internal Medicine) Physician · NPI 1629049804

Guy E McElwain, MD is an Allergy & Immunology (Internal Medicine) Physician in Meadowbrook, Pennsylvania. Licensed in Pennsylvania. Registered with an NPI since 2006.

Licensed in
PA
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

1650 Huntingdon Pike Ste 156
Meadowbrook, PA 19046-8004
Phone: (215) 947-7924
Fax: (215) 947-0187
Show map & directions

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

Specialties & licences

Allergy & Immunology (Internal Medicine) Physician (primary) Taxonomy 207RA0201X · Licence MD020236E (PA)

Record details

NPI number1629049804
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 27, 2006
Last updated in NPPESJuly 18, 2014
Mailing address1650 Huntingdon Pike, Suite 156, Meadowbrook, PA 19046-8004