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

Greg Harrison Fischer, DO

Individual provider Emergency Medicine Physician · NPI 1851886923

Greg Harrison Fischer, DO is an Emergency Medicine in Allentown, Pennsylvania. Graduated from Lake Erie Col of Osteopathic Medicine, Bradenton in 2018, 8 years ago. Practices with Lehigh Valley Physician Group, a 2,493-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Pennsylvania and Virginia.

Years since qualifying
8
Trained at
Lake Erie Col of Osteopathic Medicine, Bradenton
Licensed in
PA, VA
In the registry since
2018
Specialties on file
3
What do these letters mean?
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

1200 S Cedar Crest Blvd
Allentown, PA 18103-6202
Phone: (484) 862-3232
Show map & directions

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

Additional practice locations (1)

  • 1906 Belleview Ave Se, Roanoke, VA 24014-1838 — (540) 981-7000

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence OS020331 (PA)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 0102207061 (VA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X · Licence OT018471 (PA)

Record details

NPI number1851886923
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 29, 2018
Last updated in NPPESAugust 10, 2023
Certification dateAugust 10, 2023
Mailing address213 S Jefferson St Ste 1006, Roanoke, VA 24011-1713

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolLAKE ERIE COL OF OSTEOPATHIC MEDICINE, BRADENTON
Graduated 2018 (8 years in practice)
Group practice Lehigh Valley Physician Group — 2493 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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