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

Eric R Gejer, DO

Individual provider Nuclear Cardiology Physician · NPI 1104863067

Eric R Gejer, DO is a Cardiovascular Disease (Cardiology) in Doylestown, Pennsylvania. Qualified in 1999, 27 years ago. Practices with Clinical Specialty Associates, a 156-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
27
Licensed in
PA
In the registry since
2006
Specialties on file
2
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

599 W State St Ste 200
Doylestown, PA 18901-2567
Phone: (267) 893-6800
Fax: (267) 893-6820
Show map & directions

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

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 0S010641L (PA)
Nuclear Cardiology Physician Taxonomy 207UN0901X · Licence 0S010641L (PA)

Record details

NPI number1104863067
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 1, 2006
Last updated in NPPESNovember 2, 2023
Certification dateNovember 2, 2023
Mailing addressPo Box 829641, Philadelphia, PA 19182-9641

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1999 (27 years in practice)
Group practice Clinical Specialty Associates — 156 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare