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

Dr. Mark Kreimer, DO

Individual provider Emergency Medicine Physician · NPI 1255735221

Dr. Mark Kreimer, DO is an Emergency Medicine in Brooklyn, New York. Graduated from New York College of Osteo Medicine of New York Institute of Technology in 2014, 12 years ago. Practices with Dobbs Ferry Emergency Medicine, PC, a 40-clinician group and accepts Medicare assignment. Licensed in Florida and New York.

Years since qualifying
12
Trained at
New York College of Osteo Medicine of New York Institute of Technology
Licensed in
FL, NY
In the registry since
2014
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 →

Claim this listing Report a problem Suggest an edit

Practice location Partly verified

Some contact details are missing from the federal record.

Nyp: Brooklyn Methodist Hospital Dept OF EM 506 6TH Street
Brooklyn, NY 11215
Phone: (718) 780-5040
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 288572 (NY)
Emergency Medicine Physician Taxonomy 207P00000X · Licence OS17564 (FL)

Record details

NPI number1255735221
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedOctober 20, 2014
Last updated in NPPESOctober 28, 2025
Certification dateOctober 28, 2025

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolNEW YORK COLLEGE OF OSTEO MEDICINE OF NEW YORK INSTITUTE OF TECHNOLOGY
Graduated 2014 (12 years in practice)
Group practice Dobbs Ferry Emergency Medicine, Pc — 40 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

Other providers in Brooklyn