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

Dr. William Andrew Erhardt, MD

Individual provider Pediatric Infectious Diseases Physician · NPI 1023354131

Dr. William Andrew Erhardt, MD is a Pediatric Infectious Diseases Physician in Southold, New York. Practices as a sole proprietor and works from 3 locations. Licensed in New York.

Licensed in
NY
In the registry since
2012
Specialties on file
2
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

11985 Soundview Ave
Southold, NY 11971-2748
Phone: (917) 932-4581
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 345 E 56th St, New York, NY 10022-3736 — (917) 932-4581
  • 345 E 56th St, New York, NY 10022-3736 — (917) 932-4581

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence 179528 (NY)
Pediatric Infectious Diseases Physician Taxonomy 2080P0208X · Licence 179528 (NY)

Record details

NPI number1023354131
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedDecember 17, 2012
Last updated in NPPESMarch 17, 2018