GIANNA LEWIS FNP-C
NPI 1447840467
Nurse Practitioner - Family in New York, NY
About Gianna Lewis Fnp-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GIANNA LEWIS FNP-C (NPI 1447840467) is an individual family provider in New York, New York, licensed in New York (F347059-01) and active in the NPI registry since January 2021. She is enrolled in Medicare PECOS and is a graduate of Other (2020).
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 and accepts Medicare assignment
Gianna Lewis Fnp-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Gianna Lewis reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New York, NY 10029
- Reassigned Medicare billing, New York enrollment
- 104 clinicians in this Medicare group
New York, NY 10021
- Reassigned Medicare billing, New York enrollment
- 94 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 2
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 10029 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 10029
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 Gianna Lewis's NPI number?
The NPI number for Gianna Lewis is 1447840467. It was assigned to this individual provider in the NPPES registry on January 23, 2021.
Where is Gianna Lewis located?
Gianna Lewis practices at 5 E 98th St, New York, NY 10029. The listed phone number is (212) 241-4299.
What is Gianna Lewis's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Gianna Lewis enrolled in Medicare?
Yes. Gianna Lewis is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Gianna Lewis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gianna Lewis reassigns Medicare benefits to 2 organizations: Icahn School Of Medicine At Mount Sinai (New York, NY) and Weill Medical College Of Cornell (New York, NY). Each 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 Gianna Lewis'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 Gianna Lewis was last updated on November 30, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Gianna Lewis, FNP-C · NPI 1447840467
Family physician in New York, New York. Individual provider, active in the CMS NPPES registry since January 23, 2021.
## Identity
- **NPI:** 1447840467 (Entity type: Individual)
- **Enumerated:** January 23, 2021
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** F347059-01 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 5 E 98TH ST, New York, NY 10029-6501
- **Phone:** (212) 241-4299 · **Fax:** (646) 537-9396
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Icahn School Of Medicine At Mount Sinai (NPI 1730440777, New York, NY); Weill Medical College Of Cornell (NPI 1932143815, New York, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** November 30, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1447840467) · Data from the CMS NPPES public registry.