ATUL SHAH M.D.
NPI 1215965660
Internal Medicine - Cardiovascular Disease in O Fallon, IL
About Atul Shah M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ATUL SHAH M.D. (NPI 1215965660) is an individual cardiovascular disease provider in O Fallon, Illinois, licensed in Illinois (036-084332) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Hshs Holy Family Hospital Inc, and is a graduate of Other (1980).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 12
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
Atul Shah 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
6Medicare enrollment records show Atul Shah reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
O Fallon, IL 62269
- Reassigned Medicare billing, Illinois enrollment
- 38 clinicians in this Medicare group
New Baden, IL 62265
- Reassigned Medicare billing, Illinois enrollment
- 54 clinicians in this Medicare group
Highland, IL 62249
- Reassigned Medicare billing, Illinois enrollment
- 48 clinicians in this Medicare group
Greenville, IL 62246
- Reassigned Medicare billing, Illinois enrollment
- 42 clinicians in this Medicare group
Springfield, IL 62704
- Reassigned Medicare billing, Illinois enrollment
- 23 clinicians in this Medicare group
Effingham, IL 62401
- Reassigned Medicare billing, Illinois enrollment
- 104 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 33
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Hshs Holy Family Hospital Inc
Acute Care Hospitals · Greenville, ILSt Josephs Hospital
Acute Care Hospitals · Breese, ILHshs St Elizabeth's Hospital
Acute Care Hospitals · O Fallon, ILSt Joseph's Hospital
Critical Access Hospitals · Highland, ILSparta Community Hospital
Critical Access Hospitals · Sparta, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 62269 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 15
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
O FALLON, IL 62269
O FALLON, IL 62269
O FALLON, IL 62269
O FALLON, IL 62269
O FALLON, IL 62269
O FALLON, IL 62269
O FALLON, IL 62269
O FALLON, IL 62269
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 Atul Shah's NPI number?
The NPI number for Atul Shah is 1215965660. It was assigned to this individual provider in the NPPES registry on June 28, 2006.
Where is Atul Shah located?
Atul Shah practices at Three Saint Elizabeth Blvd Ste 2800, O Fallon, IL 62269. The listed phone number is (618) 233-6044.
What is Atul Shah's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Atul Shah enrolled in Medicare?
Yes. Atul Shah 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 Atul Shah's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Atul Shah reassigns Medicare benefits to 6 organizations: St Elizabeths Hospital Of The Hospital Sisters Of The Third Order (O Fallon, IL), St Josephs Hospital Breese Of The Hospital Sisters Of The Third Orde (New Baden, IL), St Josephs Hospital Of The Hospital Sisters Of The Third Order Of St F (Highland, IL), Hshs Holy Family Hospital Inc (Greenville, IL), Prairie Cardiovascular Consultants Ltd (Springfield, IL) and 1 more organization, 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 Atul Shah's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Atul Shah accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Medica and UnitedHealthcare list Atul Shah 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 Atul Shah affiliated with any hospitals?
According to CMS data, Atul Shah is affiliated with Hshs Holy Family Hospital Inc, St Josephs Hospital, Hshs St Elizabeth's Hospital, St Joseph's Hospital and Sparta Community Hospital.
When was this NPI record last updated?
The NPPES record for Atul Shah was last updated on December 30, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.