MORDECHAI ZALMAN SMITH MD
NPI 1275020794
Psychiatry & Neurology - Neurology in Great Neck, NY
About Mordechai Zalman Smith Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MORDECHAI ZALMAN SMITH MD (NPI 1275020794) is an individual neurology provider in Great Neck, New York, licensed in New York (316548) and active in the NPI registry since April 2018. He is enrolled in Medicare PECOS, is affiliated with North Shore University Hospital, 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
Mordechai Zalman Smith 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 Mordechai Smith reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Great Neck, NY 11021
- Reassigned Medicare billing, New York enrollment
- 9,353 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 10
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
North Shore University Hospital
Acute Care Hospitals · Manhasset, NYLong Island Jewish Medical Center
Acute Care Hospitals · New Hyde Park, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11021 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.
Other Providers at the Same Location NPPES 13
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GREAT NECK, NY 11021
GREAT NECK, NY 11021
GREAT NECK, NY 11021
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 Mordechai Smith's NPI number?
The NPI number for Mordechai Smith is 1275020794. It was assigned to this individual provider in the NPPES registry on April 19, 2018.
Where is Mordechai Smith located?
Mordechai Smith practices at 611 Northern Blvd Ste 150, Great Neck, NY 11021. The listed phone number is (516) 325-7000.
What is Mordechai Smith's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.
Is Mordechai Smith enrolled in Medicare?
Yes. Mordechai Smith 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 Mordechai Smith's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mordechai Smith reassigns Medicare benefits to North Shore-Lij Medical PC (Great Neck, 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 Mordechai Smith's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Mordechai Smith affiliated with any hospitals?
According to CMS data, Mordechai Smith is affiliated with North Shore University Hospital and Long Island Jewish Medical Center.
When was this NPI record last updated?
The NPPES record for Mordechai Smith was last updated on May 17, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Mordechai Zalman Smith, MD · NPI 1275020794
Neurology physician in Great Neck, New York. Individual provider, active in the CMS NPPES registry since April 19, 2018.
## Identity
- **NPI:** 1275020794 (Entity type: Individual)
- **Enumerated:** April 19, 2018
- **Primary specialty:** Psychiatry & Neurology - Neurology · taxonomy 2084N0400X
- **State license:** 316548 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 611 NORTHERN BLVD STE 150, Great Neck, NY 11021-5207
- **Phone:** (516) 325-7000
## 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:** North Shore-Lij Medical PC (NPI 1053688572, Great Neck, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Albert Einstein College Of Medicine Of Yeshiva University, class of 2018
## Record status
- **NPPES last updated:** May 17, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1275020794) · Data from the CMS NPPES public registry.