DR. VENKAT NARAYANAN SUBRAMANIAM MD, MS
NPI 1437681186
Internal Medicine - Interventional Cardiology in Metairie, LA
About Dr. Venkat Narayanan Subramaniam Md, Ms NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. VENKAT NARAYANAN SUBRAMANIAM MD, MS (NPI 1437681186) is an individual interventional cardiology provider in Metairie, Louisiana, licensed in Louisiana (325885) and active in the NPI registry since March 2017. He is enrolled in Medicare PECOS, is affiliated with Ochsner Medical Center Acute, and maintains a secondary practice location in New Orleans.
NPPES Registry Identity
Specialties & Licenses
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
Dr. Venkat Narayanan Subramaniam Md, Ms 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 Reassignment
Medicare enrollment records show Venkat Subramaniam reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Metairie, LA 70002
- Reassigned Medicare billing, Louisiana enrollment
- 4,559 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Ochsner Medical Center Acute
Acute Care Hospitals · New Orleans, LAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 70005 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Venkat Subramaniam's NPI number?
The NPI number for Venkat Subramaniam is 1437681186. It was assigned to this individual provider in the NPPES registry on March 31, 2017.
Where is Venkat Subramaniam located?
Venkat Subramaniam practices at 1253 Homestead Ave, Metairie, LA 70005. The listed phone number is (504) 388-4110.
What is Venkat Subramaniam's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Interventional Cardiology, with taxonomy code 207RI0011X.
Is Venkat Subramaniam enrolled in Medicare?
Yes. Venkat Subramaniam 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 organization bills Medicare for Venkat Subramaniam's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Venkat Subramaniam reassigns Medicare benefits to Ochsner Clinic LLC (Metairie, LA). 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 Venkat Subramaniam's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Venkat Subramaniam accept?
Health plans from Blue Cross and Blue Shield of Louisiana and HMO Louisiana list Venkat Subramaniam 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 Venkat Subramaniam affiliated with any hospitals?
According to CMS data, Venkat Subramaniam is affiliated with Ochsner Medical Center Acute.
When was this NPI record last updated?
The NPPES record for Venkat Subramaniam was last updated on April 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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. Venkat Narayanan Subramaniam, MD, MS · NPI 1437681186
Interventional Cardiology physician in Metairie, Louisiana. Individual provider, active in the CMS NPPES registry since March 31, 2017.
## Identity
- **NPI:** 1437681186 (Entity type: Individual)
- **Enumerated:** March 31, 2017
- **Primary specialty:** Internal Medicine - Interventional Cardiology · taxonomy 207RI0011X
- **State license:** 325885 (Louisiana)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1253 HOMESTEAD AVE, Metairie, LA 70005-1620
- **Phone:** (504) 388-4110
## 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:** Ochsner Clinic LLC (NPI 1124227186, Metairie, LA), under Medicare reassignment (form CMS-855R) · 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 21, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1437681186) · Data from the CMS NPPES public registry.