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

Mr. John Sidney Knapp, RN, AGPCNP-BC

Individual provider Adult Health Nurse Practitioner · NPI 1588085351

Mr. John Sidney Knapp, RN, AGPCNP-BC is an Adult Health Nurse Practitioner in New York, New York. Licensed in New York. Registered with an NPI since 2013.

Licensed in
NY
In the registry since
2013
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

See every abbreviation used in this directory →

Practice location Address checks out

137 Duane St Apt 5A
New York, NY 10013-3898
Phone: (917) 757-8550
Show map & directions

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

Specialties & licences

Adult Health Nurse Practitioner (primary) Taxonomy 363LA2200X · Licence F306753-1 (NY)

Record details

NPI number1588085351
Entity typeIndividual (Type 1)
GenderMale
Credentials RN , AGPCNP-BC
Sole proprietorNo
NPI enumeratedDecember 22, 2013
Last updated in NPPESDecember 22, 2013

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