FREDRICK NATHANIEL WOLK M.D.
NPI 1669426078
Specialist in Redondo Beach, CA
About Fredrick Nathaniel Wolk M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
FREDRICK NATHANIEL WOLK M.D. (NPI 1669426078) is an individual specialist in Redondo Beach, California, licensed in California (C38222) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Fredrick Nathaniel Wolk M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Fredrick Wolk reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Torrance, CA 90505
- Reassigned Medicare billing, California enrollment
- 10 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.
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 Fredrick Wolk's NPI number?
The NPI number for Fredrick Wolk is 1669426078. It was assigned to this individual provider in the NPPES registry on May 20, 2006.
Where is Fredrick Wolk located?
Fredrick Wolk practices at 606 Esplanade Apt 5, Redondo Beach, CA 90277. The listed phone number is (310) 897-1613.
What is Fredrick Wolk's specialty?
The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.
Is Fredrick Wolk enrolled in Medicare?
Yes. Fredrick Wolk is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Fredrick Wolk's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Fredrick Wolk reassigns Medicare benefits to Skyline Urology (Torrance, CA). 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 Fredrick Wolk'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 Fredrick Wolk was last updated on January 19, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Fredrick Nathaniel Wolk, M.D. · NPI 1669426078
Specialist provider in Redondo Beach, California. Individual provider, active in the CMS NPPES registry since May 20, 2006.
## Identity
- **NPI:** 1669426078 (Entity type: Individual)
- **Enumerated:** May 20, 2006
- **Primary specialty:** Specialist · taxonomy 174400000X
- **State license:** C38222 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 606 ESPLANADE APT 5, Redondo Beach, CA 90277-4169
- **Phone:** (310) 897-1613
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Skyline Urology (NPI 1730136573, Torrance, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 19, 2022
- **Other identifiers:** Medicaid 00C382220 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1669426078) · Data from the CMS NPPES public registry.