LEWIS R SILVERMAN MD
NPI 1033137864
Internal Medicine - Medical Oncology in New York, NY
About Lewis R Silverman Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LEWIS R SILVERMAN MD (NPI 1033137864) is an individual medical oncology provider in New York, New York, licensed in New York (140162) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Mount Sinai Hospital, and is a graduate of Other (1978).
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
Lewis R Silverman 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 Lewis Silverman reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New York, NY 10029
- Reassigned Medicare billing, New York enrollment
- 275 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.
Mount Sinai Hospital
Acute Care Hospitals · New York, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10029 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEW YORK, NY 10029
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 Lewis Silverman's NPI number?
The NPI number for Lewis Silverman is 1033137864. It was assigned to this individual provider in the NPPES registry on July 18, 2006.
Where is Lewis Silverman located?
Lewis Silverman practices at 10 E 102nd St, New York, NY 10029. The listed phone number is (212) 241-6756.
What is Lewis Silverman's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.
Is Lewis Silverman enrolled in Medicare?
Yes. Lewis Silverman 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 Lewis Silverman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lewis Silverman reassigns Medicare benefits to Icahn School Of Medicine At Mount Sinai (New York, 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 Lewis Silverman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Lewis Silverman affiliated with any hospitals?
According to CMS data, Lewis Silverman is affiliated with Mount Sinai Hospital.
When was this NPI record last updated?
The NPPES record for Lewis Silverman was last updated on February 22, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Lewis R Silverman, MD · NPI 1033137864
Medical Oncology physician in New York, New York. Individual provider, active in the CMS NPPES registry since July 18, 2006.
## Identity
- **NPI:** 1033137864 (Entity type: Individual)
- **Enumerated:** July 18, 2006
- **Primary specialty:** Internal Medicine - Medical Oncology · taxonomy 207RX0202X
- **State license:** 140162 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 10 E 102ND ST, New York, NY 10029-6030
- **Phone:** (212) 241-6756
## 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:** Icahn School Of Medicine At Mount Sinai (NPI 1750649612, New York, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1978
## Record status
- **NPPES last updated:** February 22, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1033137864) · Data from the CMS NPPES public registry.