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

William Paul Greissinger, DO

Individual provider Emergency Medicine Physician · NPI 1194700641

William Paul Greissinger, DO is an Emergency Medicine Physician in Erie, Pennsylvania. Works from 3 locations. Licensed in Pennsylvania.

Licensed in
PA
In the registry since
2005
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

4950 Buffalo Rd
Erie, PA 16510-2304
Phone: (814) 898-2576
Show map & directions

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

Additional practice locations (2)

  • 4247 W Ridge Rd Ste 101, Erie, PA 16506-1746 — (814) 835-2580
  • 232 W 25th St, Erie, PA 16544-0002 — (814) 452-5000

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence OS008805L (PA)

Record details

NPI number1194700641
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedDecember 7, 2005
Last updated in NPPESOctober 6, 2020
Certification dateOctober 6, 2020

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