DR. ZACHARY I MEYER MD
NPI 1891177150
Orthopaedic Surgery - Pediatric Orthopaedic Surgery in Saint Louis, MO
About Dr. Zachary I Meyer Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ZACHARY I MEYER MD (NPI 1891177150) is an individual pediatric orthopaedic surgery provider in Saint Louis, Missouri, licensed in Missouri (2021026154) and active in the NPI registry since June 2015. He is enrolled in Medicare PECOS and is a graduate of Washington University School Of Medicine (2015).
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. Zachary I Meyer 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 Reassignments
2Medicare enrollment records show Zachary Meyer 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 63110
- Reassigned Medicare billing, Missouri enrollment
- 95 clinicians in this Medicare group
Saint Louis, MO 63110
- Reassigned Medicare billing, Missouri enrollment
- 157 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.
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 8
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAINT LOUIS, MO 63129
SAINT LOUIS, MO 63129
SAINT LOUIS, MO 63129
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 Zachary Meyer's NPI number?
The NPI number for Zachary Meyer is 1891177150. It was assigned to this individual provider in the NPPES registry on June 23, 2015.
Where is Zachary Meyer located?
Zachary Meyer practices at 5114 Mid America Plz Dept Orthopedic Surgery, Ste 1E, Saint Louis, MO 63129. The listed phone number is (314) 514-3500.
What is Zachary Meyer's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Pediatric Orthopaedic Surgery, with taxonomy code 207XP3100X.
Is Zachary Meyer enrolled in Medicare?
Yes. Zachary Meyer 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 Zachary Meyer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Zachary Meyer reassigns Medicare benefits to 2 organizations: Shriners Hospitals For Children (Saint Louis, MO) and Washington University (Saint Louis, MO). 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 Zachary Meyer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Zachary Meyer accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from NH Healthy Families, Ambetter from Sunflower Health Plan and AmeriHealth Caritas Next and 3 other insurers list Zachary Meyer 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 Zachary Meyer 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. Zachary I Meyer, MD · NPI 1891177150
Pediatric Orthopaedic Surgery physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since June 23, 2015.
## Identity
- **NPI:** 1891177150 (Entity type: Individual)
- **Enumerated:** June 23, 2015
- **Primary specialty:** Orthopaedic Surgery - Pediatric Orthopaedic Surgery · taxonomy 207XP3100X
- **State license:** 2021026154 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 5114 MID AMERICA PLZ, DEPT ORTHOPEDIC SURGERY, STE 1E, Saint Louis, MO 63129-0003
- **Phone:** (314) 514-3500 · **Fax:** (314) 878-7678
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Shriners Hospitals For Children (NPI 1275970295, Saint Louis, MO); Washington University (NPI 1679516033, Saint Louis, MO) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Washington University School Of Medicine, class of 2015
## Record status
- **NPPES last updated:** April 17, 2025
- **Other identifiers:** Medicaid 200061530 (MO)
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Source: [NPI Profile](https://npiprofile.com/npi/1891177150) · Data from the CMS NPPES public registry.