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

Katherine Mariko Markin, MD

Individual provider Emergency Medicine Physician · NPI 1851033237

Katherine Mariko Markin, MD is an Emergency Medicine Physician in New York, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2022
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

550 1st Ave
New York, NY 10016-6402
Phone: (646) 929-7800
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 342730 (NY)

Record details

NPI number1851033237
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 7, 2022
Last updated in NPPESJuly 1, 2026
Certification dateJuly 1, 2026

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