DR. LAWRENCE RICHARD GLASSMAN MD
NPI 1831269281
Thoracic Surgery (Cardiothoracic Vascular Surgery) in Great Neck, NY
About Dr. Lawrence Richard Glassman Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. LAWRENCE RICHARD GLASSMAN MD (NPI 1831269281) is an individual thoracic surgery (cardiothoracic vascular surgery) provider in Great Neck, New York, licensed in New York (162023) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS, is affiliated with Ns/lij Hs Huntington Hospital, and is a graduate of New York University Medical College - Nlg (1981).
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
Dr. Lawrence Richard Glassman 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 Lawrence Glassman 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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Ns/Lij Hs Huntington Hospital
Acute Care Hospitals · Huntington, NYNorth Shore University Hospital
Acute Care Hospitals · Manhasset, NYNorthwell Hospital Glen Cove
Acute Care Hospitals · Glen Cove, 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Lawrence Glassman's NPI number?
The NPI number for Lawrence Glassman is 1831269281. It was assigned to this individual provider in the NPPES registry on November 9, 2006.
Where is Lawrence Glassman located?
Lawrence Glassman practices at 225 Community Dr Division Of Thoracic Surgery - Suite 110, Great Neck, NY 11021. The listed phone number is (516) 918-4388.
What is Lawrence Glassman's specialty?
The primary specialty registered for this NPI is Thoracic Surgery (Cardiothoracic Vascular Surgery) with taxonomy code 208G00000X.
Is Lawrence Glassman enrolled in Medicare?
Yes. Lawrence Glassman 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 Lawrence Glassman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lawrence Glassman 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 Lawrence Glassman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Lawrence Glassman affiliated with any hospitals?
According to CMS data, Lawrence Glassman is affiliated with Ns/Lij Hs Huntington Hospital, North Shore University Hospital, Northwell Hospital Glen Cove and Long Island Jewish Medical Center.
When was this NPI record last updated?
The NPPES record for Lawrence Glassman was last updated on August 13, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Dr. Lawrence Richard Glassman, MD · NPI 1831269281
Thoracic Surgery (Cardiothoracic Vascular Surgery) physician in Great Neck, New York. Individual provider, active in the CMS NPPES registry since November 9, 2006.
## Identity
- **NPI:** 1831269281 (Entity type: Individual)
- **Enumerated:** November 9, 2006
- **Primary specialty:** Thoracic Surgery (Cardiothoracic Vascular Surgery) · taxonomy 208G00000X
- **State license:** 162023 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 225 COMMUNITY DR, DIVISION OF THORACIC SURGERY - SUITE 110, Great Neck, NY 11021-5503
- **Phone:** (516) 918-4388 · **Fax:** (516) 918-4387
## 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:** New York University Medical College - Nlg, class of 1981
## Record status
- **NPPES last updated:** August 13, 2012
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Source: [NPI Profile](https://npiprofile.com/npi/1831269281) · Data from the CMS NPPES public registry.