DR. DEVIKA RANI NAGARAJ MD
NPI 1881644714
Internal Medicine in Saint Louis, MO
About Dr. Devika Rani Nagaraj Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DEVIKA RANI NAGARAJ MD (NPI 1881644714) is an individual internal medicine provider in Saint Louis, Missouri, licensed in Missouri (2001007777) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS, is affiliated with Ssm St Joseph Health Center, and maintains 3 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Locations 3
Other Identifiers 5
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. Devika Rani Nagaraj 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
10Medicare enrollment records show Devika Nagaraj reassigns Medicare billing to 10 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Saint Louis, MO 63141
- Reassigned Medicare billing, Missouri enrollment
- 435 clinicians in this Medicare group
Saint Louis, MO 63141
- Reassigned Medicare billing, Missouri enrollment
- 326 clinicians in this Medicare group
Bridgeton, MO 63044
- Reassigned Medicare billing, Missouri enrollment
- 301 clinicians in this Medicare group
Fenton, MO 63026
- Reassigned Medicare billing, Missouri enrollment
- 255 clinicians in this Medicare group
Saint Louis, MO 63128
- Reassigned Medicare billing, Missouri enrollment
- Medicare enrollment name: St Anthonys Physician Organization Hospitalist Services Lc
- 340 clinicians in this Medicare group
Festus, MO 63028
- Reassigned Medicare billing, Missouri enrollment
- 299 clinicians in this Medicare group
Washington, MO 63090
- Reassigned Medicare billing, Missouri enrollment
- 261 clinicians in this Medicare group
Farmington, MO 63640
- Reassigned Medicare billing, Missouri enrollment
- 595 clinicians in this Medicare group
Jefferson City, MO 65101
- Reassigned Medicare billing, Missouri enrollment
- 93 clinicians in this Medicare group
Oak Ridge, TN 37830
- Reassigned Medicare billing, Missouri enrollment
- 193 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 5
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.
Ssm St Joseph Health Center
Acute Care Hospitals · Saint Charles, MOMercy Hospital St Louis
Acute Care Hospitals · Saint Louis, MOSaint Francis Medical Center
Acute Care Hospitals · Cape Girardeau, MOSsm St Joseph Hospital West
Acute Care Hospitals · Lake Saint Louis, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 63141 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
Referred Medical Equipment & Supplies CMS DME claims 3
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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 63141
SAINT LOUIS, MO 63141
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 Devika Nagaraj's NPI number?
The NPI number for Devika Nagaraj is 1881644714. It was assigned to this individual provider in the NPPES registry on May 11, 2006.
Where is Devika Nagaraj located?
Devika Nagaraj practices at 615 S New Ballas Rd, Saint Louis, MO 63141. The listed phone number is (314) 251-6339.
What is Devika Nagaraj's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Devika Nagaraj enrolled in Medicare?
Yes. Devika Nagaraj 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 Devika Nagaraj's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Devika Nagaraj reassigns Medicare benefits to 10 organizations: Mercy Hospitals East Communities (Saint Louis, MO), Mercy Clinic Adult Hospitalists - St. Louis, LLC (Saint Louis, MO), Sound Physicians Of Illinois, LLC (Bridgeton, MO), Cogent Healthcare Of Missouri, Inc (Fenton, MO), St Anthonys Physician Organization Hospitalist Services, L.C. (Saint Louis, MO) and 5 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 Devika Nagaraj's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Devika Nagaraj accept?
Health plans from Anthem Blue Cross and Blue Shield and Blue Cross and Blue Shield of Texas list Devika Nagaraj 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 Devika Nagaraj affiliated with any hospitals?
According to CMS data, Devika Nagaraj is affiliated with Ssm St Joseph Health Center, Mercy Hospital St Louis, Saint Francis Medical Center and Ssm St Joseph Hospital West.
When was this NPI record last updated?
The NPPES record for Devika Nagaraj was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 31 days 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. Devika Rani Nagaraj, MD · NPI 1881644714
Internal Medicine physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since May 11, 2006.
## Identity
- **NPI:** 1881644714 (Entity type: Individual)
- **Enumerated:** May 11, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 2001007777 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 615 S NEW BALLAS RD, Saint Louis, MO 63141-8221
- **Phone:** (314) 251-6339
## 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:** 10 organizations under Medicare reassignment (form CMS-855R): Mercy Hospitals East Communities (NPI 1851431738, Saint Louis, MO); Mercy Clinic Adult Hospitalists - St. Louis, LLC (NPI 1841235108, Saint Louis, MO); Sound Physicians Of Illinois, LLC (NPI 1043598865, Bridgeton, MO); Cogent Healthcare Of Missouri, Inc (NPI 1780961599, Fenton, MO); St Anthonys Physician Organization Hospitalist Services, L.C. (NPI 1407216336, Saint Louis, MO); and 5 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1992
## Record status
- **NPPES last updated:** September 29, 2026
- **Other identifiers:** Other P00080062; Medicaid 7100012950 (KY); Medicaid 205860307 (MO); and 2 more
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Source: [NPI Profile](https://npiprofile.com/npi/1881644714) · Data from the CMS NPPES public registry.