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

Individual provider Interventional Cardiology Physician · NPI 1629064795

Ralf Holzer, MD is a Pediatric Medicine in New York, New York. Qualified in 1994, 32 years ago. Practices with Regents of the Univ of Ca, a 1,578-clinician group and accepts Medicare assignment. Licensed in New York and Ohio.

Years since qualifying
32
Licensed in
NY, OH
In the registry since
2005
Specialties on file
3
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

525 E 68th St
New York, NY 10065-4870
Phone: (212) 746-3561
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatric Cardiology Physician (primary) Taxonomy 2080P0202X · Licence 287050 (NY)
Interventional Cardiology Physician Taxonomy 207RI0011X · Licence 35086049 (OH)
Pediatric Cardiology Physician Taxonomy 2080P0202X · Licence 35086049 (OH)

Record details

NPI number1629064795
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 23, 2005
Last updated in NPPESOctober 15, 2018

Medicare enrollment

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

Medicare specialtyPEDIATRIC MEDICINE
Also practisesCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolOTHER
Graduated 1994 (32 years in practice)
Group practice Regents Of The Univ Of Ca — 1578 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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