DR. SANJAY SUBRAMANIAN MD
NPI 1922071836
Internal Medicine - Critical Care Medicine in Saint Louis, MO
About Dr. Sanjay Subramanian Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SANJAY SUBRAMANIAN MD (NPI 1922071836) is an individual critical care medicine provider in Saint Louis, Missouri, licensed in Missouri (2012037989) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, is affiliated with Research Medical Center, and is a graduate of Other (1994).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 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. Sanjay Subramanian 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
9Medicare enrollment records show Sanjay Subramanian reassigns Medicare billing to 9 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Saint Louis, MO 63110
- Reassigned Medicare billing, Missouri enrollment
- 405 clinicians in this Medicare group
Saint Louis, MO 63108
- Reassigned Medicare billing, Illinois enrollment
- 530 clinicians in this Medicare group
Saint Louis, MO 63131
- Reassigned Medicare billing, Missouri enrollment
- 82 clinicians in this Medicare group
Kansas City, MO 64132
- Reassigned Medicare billing, Missouri enrollment
- 85 clinicians in this Medicare group
Kansas City, MO 64132
- Reassigned Medicare billing, Missouri enrollment
- 26 clinicians in this Medicare group
Harvey, IL 60426
- Reassigned Medicare billing, Illinois enrollment
- 42 clinicians in this Medicare group
Rockford, IL 61103
- Reassigned Medicare billing, Illinois enrollment
- 1,375 clinicians in this Medicare group
Spokane Valley, WA 99037
- Reassigned Medicare billing, Washington enrollment
- 4,383 clinicians in this Medicare group
Everett, WA 98201
- Reassigned Medicare billing, Washington enrollment
- 1,285 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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Research Medical Center
Acute Care Hospitals · Kansas City, MOBarnes Jewish Hospital
Acute Care Hospitals · Saint Louis, MOBarnes-Jewish St Peters Hospital
Acute Care Hospitals · Saint Peters, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 63110 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.
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
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 Sanjay Subramanian's NPI number?
The NPI number for Sanjay Subramanian is 1922071836. It was assigned to this individual provider in the NPPES registry on February 10, 2006.
Where is Sanjay Subramanian located?
Sanjay Subramanian practices at 1 Barnes Jewish Hospital Plz Dept Anesthesiology, Saint Louis, MO 63110. The listed phone number is (800) 862-9980.
What is Sanjay Subramanian's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.
Is Sanjay Subramanian enrolled in Medicare?
Yes. Sanjay Subramanian 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 Sanjay Subramanian's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sanjay Subramanian reassigns Medicare benefits to 9 organizations: Washington University (Saint Louis, MO), Washington University Physicians In Illinois, Inc (Saint Louis, MO), Missouri Baptist Medical Center (Saint Louis, MO), Dunn Physician Services, LLC (Kansas City, MO), Missouri Intensivist Services LLC (Kansas City, MO) and 4 more organizations, listed in the Medicare section above. 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 Sanjay Subramanian's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sanjay Subramanian accept?
Health plans from Blue Cross Blue Shield of Wyoming, Moda Health Plan, Inc. and Providence Health Plan list Sanjay Subramanian 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 Sanjay Subramanian affiliated with any hospitals?
According to CMS data, Sanjay Subramanian is affiliated with Research Medical Center, Barnes Jewish Hospital and Barnes-Jewish St Peters Hospital.
When was this NPI record last updated?
The NPPES record for Sanjay Subramanian was last updated on April 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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. Sanjay Subramanian, MD · NPI 1922071836
Critical Care Medicine physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since February 10, 2006.
## Identity
- **NPI:** 1922071836 (Entity type: Individual)
- **Enumerated:** February 10, 2006
- **Primary specialty:** Internal Medicine - Critical Care Medicine · taxonomy 207RC0200X
- **State license:** 2012037989 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 1 BARNES JEWISH HOSPITAL PLZ, DEPT ANESTHESIOLOGY, Saint Louis, MO 63110-1003
- **Phone:** (800) 862-9980 · **Fax:** (314) 362-1185
## 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:** 9 organizations under Medicare reassignment (form CMS-855R): Washington University (NPI 1528005642, Saint Louis, MO); Washington University Physicians In Illinois, Inc (NPI 1457203135, Saint Louis, MO); Missouri Baptist Medical Center (NPI 1467461434, Saint Louis, MO); Dunn Physician Services, LLC (NPI 1437990082, Kansas City, MO); Missouri Intensivist Services LLC (NPI 1770399776, Kansas City, MO); and 4 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1994
## Record status
- **NPPES last updated:** April 17, 2025
- **Other identifiers:** Medicaid 200000112 (MO)
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Source: [NPI Profile](https://npiprofile.com/npi/1922071836) · Data from the CMS NPPES public registry.