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

Peter Hsieh, MD

Individual provider Psychiatry Physician · NPI 1346827300

Peter Hsieh, MD practises Psychiatry in New York, New York. Qualified in 2021, 5 years ago. Works from 2 locations. Licensed in New York and Pennsylvania.

Years since qualifying
5
Licensed in
NY, PA
In the registry since
2021
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

109 W 27th St Rm 5S
New York, NY 10001-6208
Phone: (833) 351-8255
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 680 American Ave, King Of Prussia, PA 19406-4023 — (833) 351-8255

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence 335406 (NY)
Psychiatry Physician Taxonomy 2084P0800X · Licence MD489201 (PA)

Record details

NPI number1346827300
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 25, 2021
Last updated in NPPESOctober 28, 2025
Certification dateOctober 28, 2025

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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