ANDREI MARECHEK MD, DDS
NPI 1033539606
Oral & Maxillofacial Surgery in Baton Rouge, LA
About Andrei Marechek Md, Dds NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANDREI MARECHEK MD, DDS (NPI 1033539606) is an individual oral & maxillofacial surgery provider in Baton Rouge, Louisiana, licensed in California (A169364) and active in the NPI registry since April 2014. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 4
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 (PECOS)
Andrei Marechek Md, Dds is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Andrei Marechek reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Los Angeles, CA 90095
- Reassigned Medicare billing, California enrollment
- 128 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.
Other Providers at the Same Location NPPES
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 Andrei Marechek's NPI number?
The NPI number for Andrei Marechek is 1033539606. It was assigned to this individual provider in the NPPES registry on April 23, 2014. The provider is also known as Andrei Meniailenko.
Where is Andrei Marechek located?
Andrei Marechek practices at 3535 Perkins Rd Ste 345, Baton Rouge, LA 70808. The listed phone number is (225) 747-0181.
What is Andrei Marechek's specialty?
The primary specialty registered for this NPI is Oral & Maxillofacial Surgery with taxonomy code 204E00000X.
Is Andrei Marechek enrolled in Medicare?
Yes. Andrei Marechek is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Andrei Marechek's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Andrei Marechek reassigns Medicare benefits to Regents Of The University Of California (Los Angeles, 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 Andrei Marechek's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Andrei Marechek accept?
Health plans from Anthem Blue Cross and Blue Shield, BEST Life, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas and 14 other insurers list Andrei Marechek 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 Andrei Marechek was last updated on April 17, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Andrei Marechek, MD, DDS · NPI 1033539606
Oral & Maxillofacial Surgery physician in Baton Rouge, Louisiana. Individual provider, active in the CMS NPPES registry since April 23, 2014.
## Identity
- **NPI:** 1033539606 (Entity type: Individual)
- **Enumerated:** April 23, 2014
- **Primary specialty:** Oral & Maxillofacial Surgery · taxonomy 204E00000X
- **State license:** A169364 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 3535 PERKINS RD STE 345, Baton Rouge, LA 70808-2293
- **Phone:** (225) 747-0181
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** Regents Of The University Of California (NPI 1104644988, Los Angeles, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** April 17, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1033539606) · Data from the CMS NPPES public registry.