KATHERINE CLARK N.P.
NPI 1326432717
Nurse Practitioner - Adult Health in New York, NY
About Katherine Clark N.p. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATHERINE CLARK N.P. (NPI 1326432717) is an individual adult health provider in New York, New York, licensed in New York (F307625-1) and active in the NPI registry since March 2015. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Katherine Clark N.p. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Katherine Clark reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New York, NY 10032
- Reassigned Medicare billing, New York enrollment
- 3,922 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10019 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEW YORK, NY 10019
NEW YORK, NY 10019
NEW YORK, NY 10019
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Katherine Clark's NPI number?
The NPI number for Katherine Clark is 1326432717. It was assigned to this individual provider in the NPPES registry on March 24, 2015.
Where is Katherine Clark located?
Katherine Clark practices at 51 W 51st St Suite 100, New York, NY 10019. The listed phone number is (212) 326-5705.
What is Katherine Clark's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.
Is Katherine Clark enrolled in Medicare?
Yes. Katherine Clark is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Katherine Clark's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Katherine Clark reassigns Medicare benefits to Trustees Of Columbia University In The City Of New York (New York, NY). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Katherine Clark's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Katherine Clark was last updated on January 13, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Katherine Clark, N.P. · NPI 1326432717
Adult Health physician in New York, New York. Individual provider, active in the CMS NPPES registry since March 24, 2015.
## Identity
- **NPI:** 1326432717 (Entity type: Individual)
- **Enumerated:** March 24, 2015
- **Primary specialty:** Nurse Practitioner - Adult Health · taxonomy 363LA2200X
- **State license:** F307625-1 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 51 W 51ST ST, SUITE 100, New York, NY 10019-6113
- **Phone:** (212) 326-5705 · **Fax:** (212) 326-5700
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Trustees Of Columbia University In The City Of New York (NPI 1477068971, New York, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 13, 2017
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Source: [NPI Profile](https://npiprofile.com/npi/1326432717) · Data from the CMS NPPES public registry.