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

Dr. David James Seastone, PHD, DO

Individual provider Hematology & Oncology Physician · NPI 1629211982

Dr. David James Seastone, PHD, DO is an Internal Medicine in Erie, Pennsylvania. Graduated from Lake Erie College of Osteopathic Medicine, Erie in 2009, 17 years ago. Practices with Oncology Hematology Association Inc, a 189-clinician group and accepts Medicare assignment. Licensed in Ohio and Pennsylvania.

Years since qualifying
17
Trained at
Lake Erie College of Osteopathic Medicine, Erie
Licensed in
OH, PA
In the registry since
2009
Specialties on file
3
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.
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

2500 W 12th St
Erie, PA 16505-4500
Phone: (814) 836-2600
Show map & directions

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

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence OS016804 (PA)
Hematology & Oncology Physician Taxonomy 207RH0003X · Licence 34.010019 (OH)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X (OH)

Record details

NPI number1629211982
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD , DO
Sole proprietorYes
NPI enumeratedApril 15, 2009
Last updated in NPPESJuly 23, 2026
Certification dateOctober 29, 2021

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolLAKE ERIE COLLEGE OF OSTEOPATHIC MEDICINE, ERIE
Graduated 2009 (17 years in practice)
Group practice Oncology Hematology Association Inc — 189 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Erie