Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Demetrius Daniel Felipe Mazidis, DO

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1952979387

Dr. Demetrius Daniel Felipe Mazidis, DO is an Internal Medicine in Brooklyn, New York. Qualified in 2021, 5 years ago. Practices with John T Mather Memorial Hospital, a 180-clinician group and accepts Medicare assignment.

Years since qualifying
5
In the registry since
2021
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

450 Clarkson Ave
Brooklyn, NY 11203-2012
Phone: (718) 270-1000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Student in an Organized Health Care Education/Training Program (primary) Taxonomy 390200000X

Record details

NPI number1952979387
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedJune 13, 2021
Last updated in NPPESJune 13, 2021
Certification dateJune 13, 2021

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Group practice John T Mather Memorial Hospital — 180 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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