Karlyn Henderson, RN
NPI 1275984957 · Acute Care Nurse Practitioner · New York, NY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karlyn Henderson, RN is a Acute Care Nurse Practitioner provider in New York, NY (NPI 1275984957).
Provider details
- NPI number
- 1275984957
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN
- Sex
- Female
- Sole proprietor
- Yes
- License
- F431251 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-06-23
- Last updated
- 2018-10-26
Frequently asked questions
- What is Karlyn Henderson's NPI number?
- Karlyn Henderson's National Provider Identifier (NPI) is 1275984957, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karlyn Henderson's specialty?
- Karlyn Henderson is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karlyn Henderson located?
- Karlyn Henderson's practice location on file with NPPES is 550 1st Ave, New York, NY 10016-6402.
- What is Karlyn Henderson's phone number?
- The practice phone number listed in the NPPES registry for Karlyn Henderson is (212) 263-5620.
- Does Karlyn Henderson accept Medicare?
- Karlyn Henderson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karlyn Henderson's NPI active?
- Yes — Karlyn Henderson's NPI (1275984957) is active in the NPPES registry as of the last update on 2018-10-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.