DR. FRED L HOLTZ PH.D.
NPI 1629175039
Psychologist in Plainview, NY
About Dr. Fred L Holtz Ph.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. FRED L HOLTZ PH.D. (NPI 1629175039) is an individual psychologist in Plainview, New York, licensed in New York (010194-1) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS and is a graduate of Other (2009).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Fred L Holtz Ph.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Fred Holtz reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Hicksville, NY 11801
- Reassigned Medicare billing, New York enrollment
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Other Providers at the Same Location NPPES 18
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Fred Holtz's NPI number?
The NPI number for Fred Holtz is 1629175039. It was assigned to this individual provider in the NPPES registry on September 20, 2006.
Where is Fred Holtz located?
Fred Holtz practices at 535 S Oyster Bay Rd, Plainview, NY 11803. The listed phone number is (516) 888-4357.
What is Fred Holtz's specialty?
The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.
Is Fred Holtz enrolled in Medicare?
Yes. Fred Holtz is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Fred Holtz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Fred Holtz reassigns Medicare benefits to Psychological Assessment And Screening Services PC (Hicksville, 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 Fred Holtz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Fred Holtz accept?
Health plans from Oscar Health list Fred Holtz 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.
When was this NPI record last updated?
The NPPES record for Fred Holtz was last updated on September 27, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.