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

Dr. Valeria Kreyner, DO

Individual provider Hematology & Oncology Physician · NPI 1528216264

Dr. Valeria Kreyner, DO is a Hematology/Oncology in Brooklyn, New York. Graduated from New York College of Osteo Medicine of New York Institute of Technology in 2008, 18 years ago. Practices with Dosik Hematology and Oncology PC, a 4-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
18
Trained at
New York College of Osteo Medicine of New York Institute of Technology
Licensed in
NY
In the registry since
2008
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.

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Practice location Address checks out

500 4th Avneue Ste 1
Brooklyn, NY 11215
Phone: (718) 208-1820
Fax: (718) 208-1822
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence 263587-1 (NY)

Record details

NPI number1528216264
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorYes
NPI enumeratedSeptember 6, 2008
Last updated in NPPESSeptember 4, 2015

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Medical schoolNEW YORK COLLEGE OF OSTEO MEDICINE OF NEW YORK INSTITUTE OF TECHNOLOGY
Graduated 2008 (18 years in practice)
Group practice Dosik Hematology And Oncology Pc — 4 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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