DR. ILYA Y LANTSBERG MD
NPI 1306941711
Internal Medicine in Great Neck, NY
About Dr. Ilya Y Lantsberg Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ILYA Y LANTSBERG MD (NPI 1306941711) is an individual internal medicine provider in Great Neck, New York, licensed in New York (240171) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, is affiliated with Meadville Medical Center, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Secondary Practice Locations 2
Accepted Insurance
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. Ilya Y Lantsberg 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
5Medicare enrollment records show Ilya Lantsberg reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
West Islip, NY 11795
- Reassigned Medicare billing, New York enrollment
- 395 clinicians in this Medicare group
Du Bois, PA 15801
- Reassigned Medicare billing, Pennsylvania enrollment
- Medicare enrollment name: Apogee Medical Group Of Pennsylvania PC
- 383 clinicians in this Medicare group
Blairsville, PA 15717
- Reassigned Medicare billing, Pennsylvania enrollment
- 669 clinicians in this Medicare group
Buffalo, NY 14215
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Apogee Medical Group, New York, PC
- 354 clinicians in this Medicare group
Meadville, PA 16335
- Reassigned Medicare billing, Pennsylvania enrollment
- Also billed through NPI 1295145787 (Pennsylvania)
- 48 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 5
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.
Meadville Medical Center
Acute Care Hospitals · Meadville, PAPhysician 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.
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 Ilya Lantsberg's NPI number?
The NPI number for Ilya Lantsberg is 1306941711. It was assigned to this individual provider in the NPPES registry on September 13, 2006. The provider is also known as Dr. Ilya Y Seleznev MD.
Where is Ilya Lantsberg located?
Ilya Lantsberg practices at 221 Middle Neck Rd Apt 6K, Great Neck, NY 11021. The listed phone number is (718) 809-1630.
What is Ilya Lantsberg's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Ilya Lantsberg enrolled in Medicare?
Yes. Ilya Lantsberg 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 Ilya Lantsberg's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ilya Lantsberg reassigns Medicare benefits to 5 organizations: Good Samaritan Hospital Medical Center (West Islip, NY), Apogee Medical Group, Pennsylvania, P.C. (Du Bois, PA), Excela Health Physician Practices, Inc. (Blairsville, PA), Apogee Medical Group, New York, P.C. (Buffalo, NY) and Meadville Medical Center (Meadville, PA). 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 Ilya Lantsberg's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ilya Lantsberg accept?
Health plans from Blue Cross and Blue Shield of Texas list Ilya Lantsberg as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Ilya Lantsberg affiliated with any hospitals?
According to CMS data, Ilya Lantsberg is affiliated with Meadville Medical Center.
When was this NPI record last updated?
The NPPES record for Ilya Lantsberg was last updated on October 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 days 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. Ilya Y Lantsberg, MD · NPI 1306941711
Internal Medicine physician in Great Neck, New York. Individual provider, active in the CMS NPPES registry since September 13, 2006.
## Identity
- **NPI:** 1306941711 (Entity type: Individual)
- **Enumerated:** September 13, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 240171 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 221 MIDDLE NECK RD APT 6K, Great Neck, NY 11021-1129
- **Phone:** (718) 809-1630
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Good Samaritan Hospital Medical Center (NPI 1518901180, West Islip, NY); Apogee Medical Group, Pennsylvania, P.C. (NPI 1568633535, Du Bois, PA); Excela Health Physician Practices, Inc. (NPI 1598220295, Blairsville, PA); Apogee Medical Group, New York, P.C. (NPI 1841520236, Buffalo, NY); Meadville Medical Center (NPI 1629633573, Meadville, PA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** State University Of New York Downstate Medical Center, class of 2003
## Record status
- **NPPES last updated:** October 30, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1306941711) · Data from the CMS NPPES public registry.