VISHNU D GAIHA MD SC
NPI 1184781338
Specialist in Evanston, IL
About Vishnu D Gaiha Md Sc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
VISHNU D GAIHA MD SC (NPI 1184781338) is a healthcare organization registered as a specialist in Evanston, Illinois and active in the NPI registry since January 2007. The organization lists Vishnu Das Gaiha, Physician President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Vishnu D Gaiha Md Sc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Vishnu D Gaiha MD Sc, which bills Medicare for the services this clinician delivers.
Clinician (1)
Evanston, IL 60202
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Vishnu D Gaiha MD Sc's NPI number?
The NPI number for Vishnu D Gaiha MD Sc is 1184781338. It was assigned to this organization in the NPPES registry on January 3, 2007.
Where is Vishnu D Gaiha MD Sc located?
Vishnu D Gaiha MD Sc is located at 800 Austin St West Tower Suite 602, Evanston, IL 60202. The listed phone number is (847) 491-1977.
What is Vishnu D Gaiha MD Sc's specialty?
The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.
Is Vishnu D Gaiha MD Sc enrolled in Medicare?
Yes. Vishnu D Gaiha MD Sc is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Vishnu D Gaiha MD Sc?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Cardiovascular Disease (Cardiology)) reassigns their Medicare billing to Vishnu D Gaiha MD Sc. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Vishnu D Gaiha MD Sc was last updated on August 22, 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.
# Vishnu D Gaiha Md Sc · NPI 1184781338
Specialist organization in Evanston, Illinois. Organization record, active in the CMS NPPES registry since January 3, 2007.
## Identity
- **NPI:** 1184781338 (Entity type: Organization)
- **Enumerated:** January 3, 2007
- **Primary specialty:** Specialist · taxonomy 174400000X
- **Organization subpart:** No
- **Authorized official:** Vishnu Gaiha, PHYSICIAN PRESIDENT
## Practice location
- **Address:** 800 AUSTIN ST, WEST TOWER SUITE 602, Evanston, IL 60202-3439
- **Phone:** (847) 491-1977 · **Fax:** (847) 491-0949
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Cardiovascular Disease (Cardiology)) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 22, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1184781338) · Data from the CMS NPPES public registry.