MOUNTAIN LAKE SERVICES
NPI 1427134451
Early Intervention Provider Agency in Port Henry, NY
About Mountain Lake Services NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MOUNTAIN LAKE SERVICES (NPI 1427134451) is a healthcare organization registered as an early intervention provider agency in Port Henry, New York and active in the NPI registry since October 2006. The organization lists Martin Joseph Nephew, Executive Director, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Other Identifiers 3
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mountain Lake Services is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
11Medicare enrollment records show 11 clinicians reassign Medicare billing to Mountain Lake Services, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 2 within 10 miles. They are listed nearest first.
Clinicians by Medicare Specialty 6
Clinicians, nearest first (11)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Essex County Chapter, Nysarc, Inc.'s NPI number?
The NPI number for Essex County Chapter, Nysarc, Inc. is 1427134451. It was assigned to this organization in the NPPES registry on October 31, 2006. The provider is doing business as Mountain Lake Services.
Where is Essex County Chapter, Nysarc, Inc. located?
Essex County Chapter, Nysarc, Inc. is located at 10 St. Patrick's Place, Port Henry, NY 12974. The listed phone number is (518) 546-3051.
What is Essex County Chapter, Nysarc, Inc.'s specialty?
The primary specialty registered for this NPI is Early Intervention Provider Agency with taxonomy code 252Y00000X.
Is Essex County Chapter, Nysarc, Inc. enrolled in Medicare?
Yes. Essex County Chapter, Nysarc, Inc. is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Essex County Chapter, Nysarc, Inc.?
According to the CMS Revalidation Reassignment List (October 2026 release), 11 clinicians in 6 Medicare specialties reassign their Medicare billing to Essex County Chapter, Nysarc, Inc.. 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. The largest specialties are Occupational Therapist in Private Practice (3), Nurse Practitioner (2) and Physical Therapist in Private Practice (2). Of these, 1 practice at this address and 2 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Essex County Chapter, Nysarc, Inc. was last updated on March 23, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Mountain Lake Services · NPI 1427134451
Early Intervention Provider Agency organization in Port Henry, New York. Organization record, active in the CMS NPPES registry since October 31, 2006.
## Identity
- **NPI:** 1427134451 (Entity type: Organization)
- **Enumerated:** October 31, 2006
- **Primary specialty:** Early Intervention Provider Agency · taxonomy 252Y00000X
- **Legal business name:** Essex County Chapter, Nysarc, Inc.
- **Organization subpart:** No
- **Authorized official:** Martin Nephew, EXECUTIVE DIRECTOR
## Practice location
- **Address:** 10 ST. PATRICK'S PLACE, Port Henry, NY 12974
- **Phone:** (518) 546-3051 · **Fax:** (518) 546-3094
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 11 clinicians in 6 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Occupational Therapist in Private Practice (3), Nurse Practitioner (2), Physical Therapist in Private Practice (2); 1 practice at this address and 2 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 23, 2016
- **Other identifiers:** Medicaid 01276842 (NY); Other 03 (NY); Other 6763301 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1427134451) · Data from the CMS NPPES public registry.