DR. HARISH BANGALORE SIDDAIAH M.D.
NPI 1124251970
Anesthesiology - Critical Care Medicine in Nashville, TN
About Dr. Harish Bangalore Siddaiah M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. HARISH BANGALORE SIDDAIAH M.D. (NPI 1124251970) is an individual critical care medicine provider in Nashville, Tennessee, licensed in Tennessee (247027) and active in the NPI registry since August 2009. He is enrolled in Medicare PECOS, is affiliated with Opelousas General Health System, and maintains a secondary practice location in Shreveport.
NPPES Registry Identity
Specialties & Licenses 2
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. Harish Bangalore Siddaiah 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
5Medicare enrollment records show Harish Bangalore Siddaiah reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Nashville, TN 37232
- Reassigned Medicare billing, Tennessee enrollment
- 4,711 clinicians in this Medicare group
Fayetteville, AR 72703
- Reassigned Medicare billing, Arkansas enrollment
- 185 clinicians in this Medicare group
Shreveport, LA 71103
- Reassigned Medicare billing, Louisiana enrollment
- 1,167 clinicians in this Medicare group
Opelousas, LA 70570
- Reassigned Medicare billing, Louisiana enrollment
- Medicare enrollment name: Opelousas General Health System Physician Practices
- 82 clinicians in this Medicare group
Lake Charles, LA 70601
- Reassigned Medicare billing, Louisiana enrollment
- 45 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
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.
Opelousas General Health System
Acute Care Hospitals · Opelousas, LALake Charles Memorial Hospital
Acute Care Hospitals · Lake Charles, LAOchsner Lsu Health Shreveport
Acute Care Hospitals · Shreveport, LAOchsner Lsu Health Shreveport-St Mary Medical Cent
Acute Care Hospitals · Shreveport, LAOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NASHVILLE, TN 37232
NASHVILLE, TN 37232
NASHVILLE, TN 37232
NASHVILLE, TN 37232
NASHVILLE, TN 37232
NASHVILLE, TN 37232
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 Harish Bangalore Siddaiah's NPI number?
The NPI number for Harish Bangalore Siddaiah is 1124251970. It was assigned to this individual provider in the NPPES registry on August 27, 2009.
Where is Harish Bangalore Siddaiah located?
Harish Bangalore Siddaiah practices at 3601 The Vanderbilt Clinic Ave, Nashville, TN 37232. The listed phone number is (615) 322-5000.
What is Harish Bangalore Siddaiah's specialty?
The primary specialty registered for this NPI is Anesthesiology, specializing in Critical Care Medicine, with taxonomy code 207LC0200X.
Is Harish Bangalore Siddaiah enrolled in Medicare?
Yes. Harish Bangalore Siddaiah 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 Harish Bangalore Siddaiah's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Harish Bangalore Siddaiah reassigns Medicare benefits to 5 organizations: Vanderbilt University Medical Center (Nashville, TN), Premier Anesthesia Of Arkansas Professional Corporation (Fayetteville, AR), Lsu Health Sciences Center Shreveport Faculty Group Practice (Shreveport, LA), Opelousas General Health System (Opelousas, LA) and Lcms Cardiovascular Diseases, LLC (Lake Charles, 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 Harish Bangalore Siddaiah's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Harish Bangalore Siddaiah accept?
Health plans from Cigna Healthcare, HMO Louisiana and Oscar Insurance Company list Harish Bangalore Siddaiah 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 Harish Bangalore Siddaiah affiliated with any hospitals?
According to CMS data, Harish Bangalore Siddaiah is affiliated with Opelousas General Health System, Lake Charles Memorial Hospital, Ochsner Lsu Health Shreveport and Ochsner Lsu Health Shreveport-St Mary Medical Cent.
When was this NPI record last updated?
The NPPES record for Harish Bangalore Siddaiah was last updated on July 31, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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. Harish Bangalore Siddaiah, M.D. · NPI 1124251970
Critical Care Medicine physician in Nashville, Tennessee. Individual provider, active in the CMS NPPES registry since August 27, 2009.
## Identity
- **NPI:** 1124251970 (Entity type: Individual)
- **Enumerated:** August 27, 2009
- **Primary specialty:** Anesthesiology - Critical Care Medicine · taxonomy 207LC0200X
- **State license:** 247027 (Tennessee)
- **Sole proprietor:** No
## Practice location
- **Address:** 3601 THE VANDERBILT CLINIC AVE, Nashville, TN 37232-5100
- **Phone:** (615) 322-5000
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Vanderbilt University Medical Center (NPI 1104202761, Nashville, TN); Premier Anesthesia Of Arkansas Professional Corporation (NPI 1932519485, Fayetteville, AR); Lsu Health Sciences Center Shreveport Faculty Group Practice (NPI 1013374222, Shreveport, LA); Opelousas General Health System (NPI 1053317016, Opelousas, LA); Lcms Cardiovascular Diseases, LLC (NPI 1285869370, Lake Charles, LA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2004
## Record status
- **NPPES last updated:** July 31, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1124251970) · Data from the CMS NPPES public registry.