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

Dr. Steven A Hemmerdinger, MD

Individual provider Sleep Medicine (Otolaryngology) Physician · NPI 1174749733

Dr. Steven A Hemmerdinger, MD is an Otolaryngology in Ardsley, New York. Graduated from New York University School of Medicine in 2002, 24 years ago. Practices with Westchester Medical Center Advanced Physician Services PC, a 880-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
24
Trained at
New York University School of Medicine
Licensed in
NY
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1055 Saw Mill River Rd Ste 101
Ardsley, NY 10502-1045
Phone: (914) 693-7636
Show map & directions

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

Specialties & licences

Sleep Medicine (Otolaryngology) Physician (primary) Taxonomy 207YS0012X · Licence 230557 (NY)

Record details

NPI number1174749733
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 18, 2007
Last updated in NPPESJuly 6, 2021
Certification dateJuly 6, 2021
Mailing address1 The Hamlet, Pelham, NY 10803-3052

Medicare enrollment

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

Medicare specialtyOTOLARYNGOLOGY
Medical schoolNEW YORK UNIVERSITY SCHOOL OF MEDICINE
Graduated 2002 (24 years in practice)
Group practice Westchester Medical Center Advanced Physician Services Pc — 880 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount