DR. BARRY K STOLL D.O.
NPI 1750677928
Internal Medicine in Saint Louis, MO
About Dr. Barry K Stoll D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. BARRY K STOLL D.O. (NPI 1750677928) is an individual internal medicine provider in Saint Louis, Missouri, licensed in Missouri (2011019214) and active in the NPI registry since June 2011. He is enrolled in Medicare PECOS, is affiliated with Mercy Hospital Jefferson, and is a graduate of Kansas City University Of Physicians And Surgeons (2011).
NPPES Registry Identity
Specialties & Licenses
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. Barry K Stoll D.o. 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 Barry Stoll reassigns Medicare billing to 5 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
- 77 clinicians in this Medicare group
Chesterfield, MO 63017
- Reassigned Medicare billing, Missouri enrollment
- 215 clinicians in this Medicare group
Chesterfield, MO 63017
- Reassigned Medicare billing, Missouri enrollment
- 263 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
Fort Smith, AR 72903
- Reassigned Medicare billing, Arkansas enrollment
- 658 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 4
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercy Hospital Jefferson
Acute Care Hospitals · Festus, MOMercy Hospital South
Acute Care Hospitals · 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.
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 Barry Stoll's NPI number?
The NPI number for Barry Stoll is 1750677928. It was assigned to this individual provider in the NPPES registry on June 24, 2011.
Where is Barry Stoll located?
Barry Stoll practices at 615 S New Ballas Rd, Saint Louis, MO 63141. The listed phone number is (314) 251-5834.
What is Barry Stoll's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Barry Stoll enrolled in Medicare?
Yes. Barry Stoll 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 Barry Stoll's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Barry Stoll reassigns Medicare benefits to 5 organizations: Mercy Clinic Adult Critical Care, LLC (Saint Louis, MO), Physician Specialists Of St Lukes LLC (Chesterfield, MO), Mercy Aco Clinical Services Inc (Chesterfield, MO), St Anthonys Physician Organization Hospitalist Services, L.C. (Saint Louis, MO) and Mercy Clinic Fort Smith Communities (Fort Smith, AR). 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 Barry Stoll's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Barry Stoll accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan and Ambetter of Oklahoma and 5 other insurers list Barry Stoll 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 Barry Stoll affiliated with any hospitals?
According to CMS data, Barry Stoll is affiliated with Mercy Hospital Jefferson and Mercy Hospital South.
When was this NPI record last updated?
The NPPES record for Barry Stoll was last updated on June 24, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.
# Dr. Barry K Stoll, D.O. · NPI 1750677928
Internal Medicine physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since June 24, 2011.
## Identity
- **NPI:** 1750677928 (Entity type: Individual)
- **Enumerated:** June 24, 2011
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 2011019214 (Missouri)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 615 S NEW BALLAS RD, Saint Louis, MO 63141-8221
- **Phone:** (314) 251-5834 · **Fax:** (314) 251-6272
## 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): Mercy Clinic Adult Critical Care, LLC (NPI 1730119421, Saint Louis, MO); Physician Specialists Of St Lukes LLC (NPI 1235168410, Chesterfield, MO); Mercy Aco Clinical Services Inc (NPI 1063965093, Chesterfield, MO); St Anthonys Physician Organization Hospitalist Services, L.C. (NPI 1407216336, Saint Louis, MO); Mercy Clinic Fort Smith Communities (NPI 1902073620, Fort Smith, AR) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Kansas City University Of Physicians And Surgeons, class of 2011
## Record status
- **NPPES last updated:** June 24, 2011
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Source: [NPI Profile](https://npiprofile.com/npi/1750677928) · Data from the CMS NPPES public registry.