SOUTH NASSAU DERMATOLOGY P.C.
NPI 1144272899
Specialist in Oceanside, NY
About South Nassau Dermatology P.c. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SOUTH NASSAU DERMATOLOGY P.C. (NPI 1144272899) is a healthcare organization registered as a specialist in Oceanside, New York and active in the NPI registry since May 2006. The organization holds a CLIA Certificate of Compliance certificate valid through February 6, 2027 and lists Carl M Leichter, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
South Nassau Dermatology P.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
12Medicare enrollment records show 12 clinicians reassign Medicare billing to South Nassau Dermatology P.C., which bills Medicare for the services they deliver. Of these, 10 practice at this address and 11 within 10 miles. They are listed nearest first.
Clinicians, nearest first (12)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
CLIA Laboratory Certificates CMS CLIA
Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.
Certificate of Compliance 33D0686401
South Nassau Dermatology · Oceanside, NYFrequently 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 South Nassau Dermatology P.C.'s NPI number?
The NPI number for South Nassau Dermatology P.C. is 1144272899. It was assigned to this organization in the NPPES registry on May 17, 2006.
Where is South Nassau Dermatology P.C. located?
South Nassau Dermatology P.C. is located at 258 Merrick Rd, Oceanside, NY 11572. The listed phone number is (516) 766-0345.
What is South Nassau Dermatology P.C.'s specialty?
The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.
Is South Nassau Dermatology P.C. enrolled in Medicare?
Yes. South Nassau Dermatology P.C. is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through South Nassau Dermatology P.C.?
According to the CMS Revalidation Reassignment List (October 2026 release), 12 clinicians, all in Dermatology, reassign their Medicare billing to South Nassau Dermatology P.C.. A 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 the clinician's services. Of these, 10 practice at this address and 11 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does South Nassau Dermatology P.C. hold a CLIA laboratory certificate?
Yes. A Certificate of Compliance (number 33D0686401) is associated with this NPI, valid through February 6, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
When was this NPI record last updated?
The NPPES record for South Nassau Dermatology P.C. was last updated on August 27, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# South Nassau Dermatology P.c. · NPI 1144272899
Specialist organization in Oceanside, New York. Organization record, active in the CMS NPPES registry since May 17, 2006.
## Identity
- **NPI:** 1144272899 (Entity type: Organization)
- **Enumerated:** May 17, 2006
- **Primary specialty:** Specialist · taxonomy 174400000X
- **Organization subpart:** No
- **Authorized official:** Carl Leichter, PRESIDENT
## Practice location
- **Address:** 258 MERRICK RD, Oceanside, NY 11572
- **Phone:** (516) 766-0345 · **Fax:** (516) 766-4690
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 12 clinicians (Dermatology) reassign Medicare billing to this organization (form CMS-855R); 10 practice at this address and 11 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 27, 2018
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1144272899) · Data from the CMS NPPES public registry.