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

Dr. Timothy John Harrison, MS, DO

Individual provider Surgery Physician · NPI 1154648376

Dr. Timothy John Harrison, MS, DO is a General Surgery in Allentown, Pennsylvania. Graduated from Philadelphia College of Osteopathic Medicine in 2005, 21 years ago. Practices with Lehigh Valley Physician Group, a 2,493-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
21
Trained at
Philadelphia College of Osteopathic Medicine
Licensed in
PA
In the registry since
2010
Specialties on file
2
What do these letters mean?
MS — Master of Science
A graduate science degree.
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

1240 S Cedar Crest Blvd Ste 308
Allentown, PA 18103-6369
Phone: (610) 402-1350
Fax: (610) 402-1356
Show map & directions

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

Specialties & licences

Surgical Critical Care Physician (primary) Taxonomy 2086S0102X · Licence OS014426 (PA)
Surgery Physician Taxonomy 208600000X · Licence OS014426 (PA)

Record details

NPI number1154648376
Entity typeIndividual (Type 1)
GenderMale
Credentials MS , DO
Sole proprietorYes
NPI enumeratedApril 27, 2010
Last updated in NPPESAugust 10, 2016
Mailing addressPo Box 783311, Philadelphia, PA 19178-3311

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Medical schoolPHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2005 (21 years in practice)
Group practice Lehigh Valley Physician Group — 2493 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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