MARTIN MARAK M.D.
NPI 1760923064
Internal Medicine - Cardiovascular Disease in Baton Rouge, LA
About Martin Marak M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARTIN MARAK M.D. (NPI 1760923064) is an individual cardiovascular disease provider in Baton Rouge, Louisiana, licensed in Louisiana (310099) and active in the NPI registry since March 2017. He is enrolled in Medicare PECOS, is affiliated with Lane Regional Medical Center, and maintains a secondary practice location in Shreveport.
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Location 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
Martin Marak M.d. 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
4Medicare enrollment records show Martin Marak reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Baton Rouge, LA 70808
- Reassigned Medicare billing, Louisiana enrollment
- 25 clinicians in this Medicare group
Baton Rouge, LA 70808
- Reassigned Medicare billing, Louisiana enrollment
- 548 clinicians in this Medicare group
Baton Rouge, LA 70808
- Reassigned Medicare billing, Louisiana enrollment
- 27 clinicians in this Medicare group
Baton Rouge, LA 70809
- Reassigned Medicare billing, Louisiana enrollment
- 154 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 8
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Lane Regional Medical Center
Acute Care Hospitals · Zachary, LAOur Lady Of The Lake Regional Medical Center
Acute Care Hospitals · Baton Rouge, LABaton Rouge General Medical Center
Acute Care Hospitals · Baton Rouge, LARiverland Medical Center
Critical Access Hospitals · Ferriday, LAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 70808 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BATON ROUGE, LA 70808
BATON ROUGE, LA 70808
BATON ROUGE, LA 70808
BATON ROUGE, LA 70808
BATON ROUGE, LA 70808
BATON ROUGE, LA 70808
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 Martin Marak's NPI number?
The NPI number for Martin Marak is 1760923064. It was assigned to this individual provider in the NPPES registry on March 20, 2017.
Where is Martin Marak located?
Martin Marak practices at 7777 Hennessy Blvd Ste 1000, Baton Rouge, LA 70808. The listed phone number is (225) 767-3900.
What is Martin Marak's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Martin Marak enrolled in Medicare?
Yes. Martin Marak 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 Martin Marak's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Martin Marak reassigns Medicare benefits to 4 organizations: Louisiana Cardiovascular Specialists, LLC (Baton Rouge, LA), Lsuhn Billing LLC (Baton Rouge, LA), Our Lady Of The Lake Physician Group LLC (Baton Rouge, LA) and Baton Rouge General Physicians, Inc. (Baton Rouge, LA). 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 Martin Marak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Martin Marak accept?
Health plans from AmeriHealth Caritas Next, Blue Cross and Blue Shield of Louisiana, HMO Louisiana and UnitedHealthcare list Martin Marak 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 Martin Marak affiliated with any hospitals?
According to CMS data, Martin Marak is affiliated with Lane Regional Medical Center, Our Lady Of The Lake Regional Medical Center, Baton Rouge General Medical Center and Riverland Medical Center.
When was this NPI record last updated?
The NPPES record for Martin Marak was last updated on April 8, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Martin Marak, M.D. · NPI 1760923064
Cardiovascular Disease physician in Baton Rouge, Louisiana. Individual provider, active in the CMS NPPES registry since March 20, 2017.
## Identity
- **NPI:** 1760923064 (Entity type: Individual)
- **Enumerated:** March 20, 2017
- **Primary specialty:** Internal Medicine - Cardiovascular Disease · taxonomy 207RC0000X
- **State license:** 310099 (Louisiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 7777 HENNESSY BLVD STE 1000, Baton Rouge, LA 70808-4370
- **Phone:** (225) 767-3900 · **Fax:** (225) 765-9196
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Louisiana Cardiovascular Specialists, LLC (NPI 1699710830, Baton Rouge, LA); Lsuhn Billing LLC (NPI 1306247556, Baton Rouge, LA); Our Lady Of The Lake Physician Group LLC (NPI 1033494943, Baton Rouge, LA); Baton Rouge General Physicians, Inc. (NPI 1609134766, Baton Rouge, LA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Louisiana State University School Of Medicine In New Orleans, class of 2017
## Record status
- **NPPES last updated:** April 8, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1760923064) · Data from the CMS NPPES public registry.