DR. WILSON ZACHARY RAY MD
NPI 1669575619
Neurological Surgery in Saint Louis, MO
About Dr. Wilson Zachary Ray Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WILSON ZACHARY RAY MD (NPI 1669575619) is an individual neurological surgery provider in Saint Louis, Missouri, licensed in Missouri (2009008004) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, is affiliated with Memorial Hospital, and is a graduate of University Of Iowa, Rj & L Carver College Of Medicine (2004).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Wilson Zachary Ray Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Wilson Ray reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Saint Louis, MO 63110
- Reassigned Medicare billing, Missouri enrollment
- 50 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.
Areas of Expertise CMS Part B claims 14
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Memorial Hospital
Acute Care Hospitals · Belleville, ILBarnes Jewish Hospital
Acute Care Hospitals · Saint Louis, MOMissouri Baptist Medical Center
Acute Care Hospitals · Town And Country, MOBarnes-Jewish West County Hospital
Acute Care Hospitals · Creve Coeur, MOBarnes-Jewish St Peters Hospital
Acute Care Hospitals · Saint Peters, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 63141 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAINT LOUIS, MO 63141
SAINT LOUIS, MO 63141
SAINT LOUIS, MO 63141
SAINT LOUIS, MO 63141
SAINT LOUIS, MO 63141
SAINT LOUIS, MO 63141
SAINT LOUIS, MO 63141
CREVE COEUR, MO 63141
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 Wilson Ray's NPI number?
The NPI number for Wilson Ray is 1669575619. It was assigned to this individual provider in the NPPES registry on September 6, 2006.
Where is Wilson Ray located?
Wilson Ray practices at 1044 N Mason Rd Dept Neurological Surgery, Ste 110, Saint Louis, MO 63141. The listed phone number is (314) 362-3577.
What is Wilson Ray's specialty?
The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.
Is Wilson Ray enrolled in Medicare?
Yes. Wilson Ray is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Wilson Ray's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Wilson Ray reassigns Medicare benefits to Washington University (Saint Louis, MO). 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 Wilson Ray's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Wilson Ray accept?
Health plans from Cox HealthPlans and UnitedHealthcare list Wilson Ray 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.
Is Wilson Ray affiliated with any hospitals?
According to CMS data, Wilson Ray is affiliated with Memorial Hospital, Barnes Jewish Hospital, Missouri Baptist Medical Center, Barnes-Jewish West County Hospital and Barnes-Jewish St Peters Hospital.
When was this NPI record last updated?
The NPPES record for Wilson Ray was last updated on April 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months 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.
# Dr. Wilson Zachary Ray, MD · NPI 1669575619
Neurological Surgery physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since September 6, 2006.
## Identity
- **NPI:** 1669575619 (Entity type: Individual)
- **Enumerated:** September 6, 2006
- **Primary specialty:** Neurological Surgery · taxonomy 207T00000X
- **State license:** 2009008004 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 1044 N MASON RD, DEPT NEUROLOGICAL SURGERY, STE 110, Saint Louis, MO 63141-6431
- **Phone:** (314) 362-3577 · **Fax:** (314) 362-2107
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Washington University (NPI 1538100565, Saint Louis, MO), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Iowa, Rj & L Carver College Of Medicine, class of 2004
## Record status
- **NPPES last updated:** April 17, 2025
- **Other identifiers:** Medicaid 206638702 (MO)
---
Source: [NPI Profile](https://npiprofile.com/npi/1669575619) · Data from the CMS NPPES public registry.