DR. AIYASAWMY DAVE DORAIRAJAN MD
NPI 1194144535
Internal Medicine - Critical Care Medicine in Shreveport, LA
About Dr. Aiyasawmy Dave Dorairajan Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. AIYASAWMY DAVE DORAIRAJAN MD (NPI 1194144535) is an individual critical care medicine provider in Shreveport, Louisiana, licensed in Texas (S6161) and active in the NPI registry since April 2014. He is enrolled in Medicare PECOS, is affiliated with Hca Houston Healthcare Medical Center, and is a graduate of Other (2013).
NPPES Registry Identity
Specialties & Licenses 2
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. Aiyasawmy Dave Dorairajan 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 Reassignments
2Medicare enrollment records show Aiyasawmy Dorairajan reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Houston, TX 77090
- Reassigned Medicare billing, Texas enrollment
- 88 clinicians in this Medicare group
Houston, TX 77030
- Reassigned Medicare billing, Texas enrollment
- 2,407 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 2
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Hca Houston Healthcare Medical Center
Acute Care Hospitals · Houston, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 71103 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.
SHREVEPORT, LA 71103
SHREVEPORT, LA 71103
SHREVEPORT, LA 71103
SHREVEPORT, LA 71103
SHREVEPORT, LA 71103
SHREVEPORT, LA 71103
SHREVEPORT, LA 71103
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 Aiyasawmy Dorairajan's NPI number?
The NPI number for Aiyasawmy Dorairajan is 1194144535. It was assigned to this individual provider in the NPPES registry on April 14, 2014.
Where is Aiyasawmy Dorairajan located?
Aiyasawmy Dorairajan practices at 1501 Kings Hwy, Shreveport, LA 71103. The listed phone number is (318) 675-5915.
What is Aiyasawmy Dorairajan's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.
Is Aiyasawmy Dorairajan enrolled in Medicare?
Yes. Aiyasawmy Dorairajan 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 Aiyasawmy Dorairajan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Aiyasawmy Dorairajan reassigns Medicare benefits to 2 organizations: Intensivist Medicine Services Of Tx, PLLC (Houston, TX) and Tmh Physician Associates PLLC (Houston, TX). 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 Aiyasawmy Dorairajan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Aiyasawmy Dorairajan accept?
Health plans from Blue Cross and Blue Shield of Texas and HMO Louisiana list Aiyasawmy Dorairajan 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 Aiyasawmy Dorairajan affiliated with any hospitals?
According to CMS data, Aiyasawmy Dorairajan is affiliated with Hca Houston Healthcare Medical Center.
When was this NPI record last updated?
The NPPES record for Aiyasawmy Dorairajan was last updated on September 26, 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.
# Dr. Aiyasawmy Dave Dorairajan, MD · NPI 1194144535
Critical Care Medicine physician in Shreveport, Louisiana. Individual provider, active in the CMS NPPES registry since April 14, 2014.
## Identity
- **NPI:** 1194144535 (Entity type: Individual)
- **Enumerated:** April 14, 2014
- **Primary specialty:** Internal Medicine - Critical Care Medicine · taxonomy 207RC0200X
- **State license:** S6161 (Texas)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1501 KINGS HWY, Shreveport, LA 71103-4228
- **Phone:** (318) 675-5915
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Intensivist Medicine Services Of Tx, PLLC (NPI 1790478444, Houston, TX); Tmh Physician Associates PLLC (NPI 1275779225, Houston, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2013
## Record status
- **NPPES last updated:** September 26, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1194144535) · Data from the CMS NPPES public registry.