RAMKUMAR VISWANATHAN VENKATESWARAN MD
NPI 1477082220
Internal Medicine - Clinical Cardiac Electrophysiology in Thousand Oaks, CA
About Ramkumar Viswanathan Venkateswaran Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RAMKUMAR VISWANATHAN VENKATESWARAN MD (NPI 1477082220) is an individual clinical cardiac electrophysiology provider in Thousand Oaks, California, licensed in California (A169804) and active in the NPI registry since June 2017. He is enrolled in Medicare PECOS and is a graduate of Harvard Medical School (2017).
NPPES Registry Identity
Specialties & Licenses 3
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
Ramkumar Viswanathan Venkateswaran 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 Reassignment
Medicare enrollment records show Ramkumar Venkateswaran 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
- 1,766 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 91360 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 8
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
THOUSAND OAKS, CA 91360
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 Ramkumar Venkateswaran's NPI number?
The NPI number for Ramkumar Venkateswaran is 1477082220. It was assigned to this individual provider in the NPPES registry on June 6, 2017.
Where is Ramkumar Venkateswaran located?
Ramkumar Venkateswaran practices at 100 Moody Ct Ste 110, Thousand Oaks, CA 91360. The listed phone number is (805) 418-3500.
What is Ramkumar Venkateswaran's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Clinical Cardiac Electrophysiology, with taxonomy code 207RC0001X.
Is Ramkumar Venkateswaran enrolled in Medicare?
Yes. Ramkumar Venkateswaran 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 Ramkumar Venkateswaran's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ramkumar Venkateswaran reassigns Medicare benefits to The 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 Ramkumar Venkateswaran's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Ramkumar Venkateswaran was last updated on January 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Ramkumar Viswanathan Venkateswaran, MD · NPI 1477082220
Clinical Cardiac Electrophysiology physician in Thousand Oaks, California. Individual provider, active in the CMS NPPES registry since June 6, 2017.
## Identity
- **NPI:** 1477082220 (Entity type: Individual)
- **Enumerated:** June 6, 2017
- **Primary specialty:** Internal Medicine - Clinical Cardiac Electrophysiology · taxonomy 207RC0001X
- **State license:** A169804 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 100 MOODY CT STE 110, Thousand Oaks, CA 91360-6076
- **Phone:** (805) 418-3500 · **Fax:** (805) 418-3505
## 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:** The Regents Of The University Of California (NPI 1235107566, Los Angeles, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Harvard Medical School, class of 2017
## Record status
- **NPPES last updated:** January 14, 2026
---
Source: [NPI Profile](https://npiprofile.com/npi/1477082220) · Data from the CMS NPPES public registry.