PRAGNA AMBADI MD
NPI 1740856988
Internal Medicine in Chesterfield, MO
About Pragna Ambadi Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
PRAGNA AMBADI MD (NPI 1740856988) is an individual internal medicine provider in Chesterfield, Missouri, licensed in Missouri (2021017908) and active in the NPI registry since May 2021. She is enrolled in Medicare PECOS, is affiliated with Ssm St Joseph Health Center, and is a graduate of Other (2015).
NPPES Registry Identity
Specialties & Licenses
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
Pragna Ambadi 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 Pragna Ambadi reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Bridgeton, MO 63044
- Reassigned Medicare billing, Missouri enrollment
- 301 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
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 3
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 South
Acute Care Hospitals · Saint Louis, MOSsm Health Depaul Hospital St Louis
Acute Care Hospitals · Bridgeton, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 63005 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Pragna Ambadi's NPI number?
The NPI number for Pragna Ambadi is 1740856988. It was assigned to this individual provider in the NPPES registry on May 28, 2021.
Where is Pragna Ambadi located?
Pragna Ambadi practices at 1187 Patchwork Flds, Chesterfield, MO 63005. The listed phone number is (314) 327-5794.
What is Pragna Ambadi's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Pragna Ambadi enrolled in Medicare?
Yes. Pragna Ambadi 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 Pragna Ambadi's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Pragna Ambadi reassigns Medicare benefits to 2 organizations: Sound Physicians Of Illinois, LLC (Bridgeton, MO) and St Anthonys Physician Organization Hospitalist Services, L.C. (Saint Louis, MO). 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 Pragna Ambadi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Pragna Ambadi affiliated with any hospitals?
According to CMS data, Pragna Ambadi is affiliated with Ssm St Joseph Health Center, Mercy Hospital South and Ssm Health Depaul Hospital St Louis.
When was this NPI record last updated?
The NPPES record for Pragna Ambadi was last updated on June 26, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Pragna Ambadi, MD · NPI 1740856988
Internal Medicine physician in Chesterfield, Missouri. Individual provider, active in the CMS NPPES registry since May 28, 2021.
## Identity
- **NPI:** 1740856988 (Entity type: Individual)
- **Enumerated:** May 28, 2021
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 2021017908 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 1187 PATCHWORK FLDS, Chesterfield, MO 63005-4561
- **Phone:** (314) 327-5794
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Sound Physicians Of Illinois, LLC (NPI 1043598865, Bridgeton, MO); St Anthonys Physician Organization Hospitalist Services, L.C. (NPI 1407216336, Saint Louis, MO) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2015
## Record status
- **NPPES last updated:** June 26, 2024
---
Source: [NPI Profile](https://npiprofile.com/npi/1740856988) · Data from the CMS NPPES public registry.