HELEN HANCOCK
NPI 1851818660
Nurse Practitioner in Brooklyn, NY
About Helen Hancock NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HELEN HANCOCK (NPI 1851818660) is an individual nurse practitioner in Brooklyn, New York, licensed in New York (308160) and active in the NPI registry since August 2017. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Helen Hancock is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Helen Hancock reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New York, NY 10065
- Reassigned Medicare billing, New York enrollment
- 428 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.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11216 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 Helen Hancock's NPI number?
The NPI number for Helen Hancock is 1851818660. It was assigned to this individual provider in the NPPES registry on August 23, 2017.
Where is Helen Hancock located?
Helen Hancock practices at 688 Saint Marks Ave Apt 2, Brooklyn, NY 11216. The listed phone number is (646) 732-0512.
What is Helen Hancock's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Helen Hancock enrolled in Medicare?
Yes. Helen Hancock is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Helen Hancock's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Helen Hancock reassigns Medicare benefits to Memorial Hematology Lymphoma Group (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 Helen Hancock'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 Helen Hancock was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Helen Hancock · NPI 1851818660
Nurse Practitioner physician in Brooklyn, New York. Individual provider, active in the CMS NPPES registry since August 23, 2017.
## Identity
- **NPI:** 1851818660 (Entity type: Individual)
- **Enumerated:** August 23, 2017
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** 308160 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 688 SAINT MARKS AVE APT 2, Brooklyn, NY 11216-3697
- **Phone:** (646) 732-0512
## 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:** Memorial Hematology Lymphoma Group (NPI 1891766366, New York, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 21, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1851818660) · Data from the CMS NPPES public registry.