DR. MEREDITH LONG M.D.
NPI 1720158462
Psychiatry & Neurology - Psychiatry in Bethpage, NY
About Dr. Meredith Long M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MEREDITH LONG M.D. (NPI 1720158462) is an individual psychiatry provider in Bethpage, New York, licensed in New York (154136) and active in the NPI registry since November 2006. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Meredith Long M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Meredith Long reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Bethpage, NY 11714
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Adults And Children With Learning And Developmental Disabilities, Inc.
- 12 clinicians in this Medicare group
Bethpage, NY 11714
- Reassigned Medicare billing, New York enrollment
- 66 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11714 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 13
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BETHPAGE, NY 11714
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 Meredith Long's NPI number?
The NPI number for Meredith Long is 1720158462. It was assigned to this individual provider in the NPPES registry on November 9, 2006.
Where is Meredith Long located?
Meredith Long practices at 807 S Oyster Bay Rd, Bethpage, NY 11714. The listed phone number is (516) 822-0622.
What is Meredith Long's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.
Is Meredith Long enrolled in Medicare?
Yes. Meredith Long is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Meredith Long's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Meredith Long reassigns Medicare benefits to 2 organizations: Adults And Children With Learning And Developmental Disabilites, Inc. (Bethpage, NY) and Charles Evans Center, Inc. (Bethpage, NY). 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 Meredith Long's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Meredith Long was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.