DR. MICHAEL SMAR MD
NPI 1457349706
Internal Medicine in Freeport, NY
About Dr. Michael Smar Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MICHAEL SMAR MD (NPI 1457349706) is an individual internal medicine provider in Freeport, New York, licensed in New York (149408) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS, is affiliated with Mount Sinai South Nassau, and is a graduate of Other (1979).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 2
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
Dr. Michael Smar 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 Reassignments
2Medicare enrollment records show Michael Smar reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Oceanside, NY 11572
- Reassigned Medicare billing, New York enrollment
- 302 clinicians in this Medicare group
Wantagh, NY 11793
- Reassigned Medicare billing, New York enrollment
- 572 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 16
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.
Mount Sinai South Nassau
Acute Care Hospitals · Oceanside, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11520 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.
Reported Quality Measures
Referred Medical Equipment & Supplies CMS DME claims 23
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 16
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
FREEPORT, NY 11520
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 Michael Smar's NPI number?
The NPI number for Michael Smar is 1457349706. It was assigned to this individual provider in the NPPES registry on October 11, 2005.
Where is Michael Smar located?
Michael Smar practices at 155 W Merrick Rd Ste 101, Freeport, NY 11520. The listed phone number is (516) 379-3139.
What is Michael Smar's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Michael Smar enrolled in Medicare?
Yes. Michael Smar 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 Michael Smar's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Smar reassigns Medicare benefits to 2 organizations: Mount Sinai School Of Medicine (Oceanside, NY) and North Shore Medical Group Of The Mount Sinai School Of Medicine (Wantagh, 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 Michael Smar's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Michael Smar affiliated with any hospitals?
According to CMS data, Michael Smar is affiliated with Mount Sinai South Nassau.
When was this NPI record last updated?
The NPPES record for Michael Smar was last updated on April 15, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.