SAPIR NACHUM MD
NPI 1841759917
Internal Medicine - Endocrinology, Diabetes & Metabolism in New York, NY
About Sapir Nachum Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SAPIR NACHUM MD (NPI 1841759917) is an individual endocrinology, diabetes & metabolism provider in New York, New York, licensed in New York (331539) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS, is affiliated with Nyu Langone Hospitals, and maintains a secondary practice location in New York.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Sapir Nachum Md 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 Reassignment
Medicare enrollment records show Sapir Nachum reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Boynton Beach, FL 33426
- Reassigned Medicare billing, New York enrollment
- 7,712 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Nyu Langone Hospitals
Acute Care Hospitals · New York, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10017 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 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEW YORK, NY 10017
NEW YORK, NY 10017
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 Sapir Nachum's NPI number?
The NPI number for Sapir Nachum is 1841759917. It was assigned to this individual provider in the NPPES registry on March 18, 2019.
Where is Sapir Nachum located?
Sapir Nachum practices at 222 E 41st St Fl 23, New York, NY 10017. The listed phone number is (212) 481-1350.
What is Sapir Nachum's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.
Is Sapir Nachum enrolled in Medicare?
Yes. Sapir Nachum 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 organization bills Medicare for Sapir Nachum's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sapir Nachum reassigns Medicare benefits to New York University (Boynton Beach, FL). 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 Sapir Nachum's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Sapir Nachum affiliated with any hospitals?
According to CMS data, Sapir Nachum is affiliated with Nyu Langone Hospitals.
When was this NPI record last updated?
The NPPES record for Sapir Nachum was last updated on March 26, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 months 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.
# Sapir Nachum, MD · NPI 1841759917
Endocrinology, Diabetes & Metabolism physician in New York, New York. Individual provider, active in the CMS NPPES registry since March 18, 2019.
## Identity
- **NPI:** 1841759917 (Entity type: Individual)
- **Enumerated:** March 18, 2019
- **Primary specialty:** Internal Medicine - Endocrinology, Diabetes & Metabolism · taxonomy 207RE0101X
- **State license:** 331539 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 222 E 41ST ST FL 23, New York, NY 10017-6739
- **Phone:** (212) 481-1350
## 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:** New York University (NPI 1285826438, Boynton Beach, FL), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** March 26, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1841759917) · Data from the CMS NPPES public registry.