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

Nicholas Joseph Kiefer, MD

Individual provider Cardiovascular Disease Physician · NPI 1861849531

Nicholas Joseph Kiefer, MD is a Cardiovascular Disease (Cardiology) in New York, New York. Qualified in 2016, 10 years ago. Practices with New York University, a 5,884-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in New York.

Years since qualifying
10
Licensed in
NY
In the registry since
2016
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

550 1st Ave Fl 14
New York, NY 10016-6402
Phone: (212) 263-0855
Fax: (646) 501-0150
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 330 Brookline Ave, Boston, MA 02215-5400 — (617) 667-7000

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 297705 (NY)

Record details

NPI number1861849531
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 23, 2016
Last updated in NPPESSeptember 19, 2023
Certification dateSeptember 19, 2023

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolOTHER
Graduated 2016 (10 years in practice)
Group practice New York University — 5884 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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