ALLISON CASEY JUSSEL ZAGST OD
NPI 1184357949
Optometrist in Saint Louis, MO
About Allison Casey Jussel Zagst Od NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALLISON CASEY JUSSEL ZAGST OD (NPI 1184357949) is an individual optometrist in Saint Louis, Missouri, licensed in Missouri (2022019440) and active in the NPI registry since July 2022. She is enrolled in Medicare PECOS and is a graduate of University Of Houston - College Of Optometry (2022).
NPPES Registry Identity
Specialties & Licenses
Other Names 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
Allison Casey Jussel Zagst Od 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 Reassignments
2Medicare enrollment records show Allison Zagst reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Saint Louis, MO 63121
- Reassigned Medicare billing, Missouri enrollment
- 38 clinicians in this Medicare group
Round Rock, TX 78681
- Reassigned Medicare billing, Texas enrollment
- 4 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 63121 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 18
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAINT LOUIS, MO 63121
SAINT LOUIS, MO 63121
ST. LOUIS, MO 63121
SAINT LOUIS, MO 63121
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 Allison Zagst's NPI number?
The NPI number for Allison Zagst is 1184357949. It was assigned to this individual provider in the NPPES registry on July 7, 2022. The provider is also known as Allison Casey Jussel.
Where is Allison Zagst located?
Allison Zagst practices at 7840 Natural Bridge Rd, Saint Louis, MO 63121. The listed phone number is (314) 516-5131.
What is Allison Zagst's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Allison Zagst enrolled in Medicare?
Yes. Allison Zagst 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 organizations bill Medicare for Allison Zagst's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Allison Zagst reassigns Medicare benefits to 2 organizations: Curators Of The University Of Missouri (Saint Louis, MO) and Aspire Vision Care, PLLC (Round Rock, TX). 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 Allison Zagst's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Allison Zagst accept?
Health plans from Anthem Blue Cross and Blue Shield, Blue Cross Blue Shield of Wyoming, Blue Cross and Blue Shield of Louisiana, Blue Cross and Blue Shield of Montana and Blue Cross and Blue Shield of Oklahoma and 11 other insurers list Allison Zagst 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 Allison Zagst was last updated on July 7, 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.
# Allison Casey Jussel Zagst, OD · NPI 1184357949
Optometrist provider in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since July 7, 2022.
## Identity
- **NPI:** 1184357949 (Entity type: Individual)
- **Enumerated:** July 7, 2022
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** 2022019440 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 7840 NATURAL BRIDGE RD, Saint Louis, MO 63121-4617
- **Phone:** (314) 516-5131
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Curators Of The University Of Missouri (NPI 1679664718, Saint Louis, MO); Aspire Vision Care, PLLC (NPI 1396060760, Round Rock, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Houston - College Of Optometry, class of 2022
## Record status
- **NPPES last updated:** July 7, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1184357949) · Data from the CMS NPPES public registry.