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

Dr. Alexander Thomas Matelski, MD

Individual provider Internal Medicine Physician · NPI 1437786902

Dr. Alexander Thomas Matelski, MD is an Internal Medicine Physician in New York, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2020
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

1468 Madison Ave
New York, NY 10029-6508
Phone: (212) 241-6500
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 338289 (NY)

Record details

NPI number1437786902
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 25, 2020
Last updated in NPPESJanuary 12, 2026
Certification dateJanuary 12, 2026

Other providers in New York