LAURA ELIZABETH HOLZUM M.D.
NPI 1770870776
Pediatrics in Ferguson, MO
About Laura Elizabeth Holzum M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LAURA ELIZABETH HOLZUM M.D. (NPI 1770870776) is an individual pediatrics provider in Ferguson, Missouri, licensed in Missouri (2019042541) and active in the NPI registry since June 2011. She is enrolled in Medicare PECOS and maintains a secondary practice location in Fontana.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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 (PECOS)
Laura Elizabeth Holzum M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Laura Holzum reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Bridgeton, MO 63044
- Reassigned Medicare billing, Missouri enrollment
- 741 clinicians in this Medicare group
Saint Louis, MO 63139
- Reassigned Medicare billing, Missouri enrollment
- Medicare enrollment name: Ssm Cardinal Glennon Children's Hospital
- 414 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 63135 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 4
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 Laura Holzum's NPI number?
The NPI number for Laura Holzum is 1770870776. It was assigned to this individual provider in the NPPES registry on June 29, 2011.
Where is Laura Holzum located?
Laura Holzum practices at 3878 Pershall Rd, Ferguson, MO 63135. The listed phone number is (314) 839-7500.
What is Laura Holzum's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Laura Holzum enrolled in Medicare?
Yes. Laura Holzum is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Laura Holzum's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Laura Holzum reassigns Medicare benefits to 2 organizations: Ssm Health Care St. Louis (Bridgeton, MO) and Ssm Cardinal Glennon Childrens Hospital (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 Laura Holzum's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Laura Holzum accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan and Ambetter of Oklahoma and 4 other insurers list Laura Holzum 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 Laura Holzum was last updated on May 6, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Laura Elizabeth Holzum, M.D. · NPI 1770870776
Pediatrics physician in Ferguson, Missouri. Individual provider, active in the CMS NPPES registry since June 29, 2011.
## Identity
- **NPI:** 1770870776 (Entity type: Individual)
- **Enumerated:** June 29, 2011
- **Primary specialty:** Pediatrics · taxonomy 208000000X
- **State license:** 2019042541 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 3878 PERSHALL RD, Ferguson, MO 63135-1246
- **Phone:** (314) 839-7500
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Ssm Health Care St. Louis (NPI 1376598599, Bridgeton, MO); Ssm Cardinal Glennon Childrens Hospital (NPI 1073568226, Saint Louis, MO) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** May 6, 2020
- **Other identifiers:** Medicaid 036134840 (IN)
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Source: [NPI Profile](https://npiprofile.com/npi/1770870776) · Data from the CMS NPPES public registry.