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

Melissa Marie Callahan, MS, OTR/L

Individual provider Feeding, Eating & Swallowing Occupational Therapist · NPI 1083866693

Melissa Marie Callahan, MS, OTR/L is a Feeding, Eating & Swallowing Occupational Therapist in Philadelphia, Pennsylvania. Licensed in New York. Registered with an NPI since 2008.

Licensed in
NY
In the registry since
2008
Specialties on file
2
What do these letters mean?
MS — Master of Science
A graduate science degree.
OTR/L — Occupational Therapist, Registered and Licensed
An occupational therapist who is both nationally registered and state licensed.

See every abbreviation used in this directory →

Practice location Address checks out

146 W Laurel St Apt 102
Philadelphia, PA 19123-2347
Phone: (917) 796-5595
Show map & directions

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

Specialties & licences

Pediatric Occupational Therapist (primary) Taxonomy 225XP0200X · Licence 006665-1 (NY)
Feeding, Eating & Swallowing Occupational Therapist Taxonomy 225XF0002X · Licence 006665-1 (NY)

Record details

NPI number1083866693
Entity typeIndividual (Type 1)
GenderFemale
Credentials MS , OTR/L
Sole proprietorNo
NPI enumeratedOctober 14, 2008
Last updated in NPPESJanuary 24, 2021
Certification dateJanuary 24, 2021