DR. STEVEN M BROWN M.D.
NPI 1619960655
Internal Medicine - Pulmonary Disease in Chesterfield, MO
About Dr. Steven M Brown M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. STEVEN M BROWN M.D. (NPI 1619960655) is an individual pulmonary disease provider in Chesterfield, Missouri, licensed in Missouri (201103871) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS, is affiliated with York Hospital, and is a graduate of Yale University School Of Medicine (1981).
NPPES Registry Identity
Specialties & Licenses
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. Steven M Brown 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
7Medicare enrollment records show Steven Brown reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Chesterfield, MO 63017
- Reassigned Medicare billing, Missouri enrollment
- 263 clinicians in this Medicare group
Leawood, KS 66211
- Reassigned Medicare billing, Missouri enrollment
- 9 clinicians in this Medicare group
Barnsdall, OK 74002
- Reassigned Medicare billing, Oklahoma enrollment
- 820 clinicians in this Medicare group
West Newton, PA 15089
- Reassigned Medicare billing, Pennsylvania enrollment
- 669 clinicians in this Medicare group
York, ME 03909
- Reassigned Medicare billing, Maine enrollment
- 347 clinicians in this Medicare group
Lewiston, ME 04240
- Reassigned Medicare billing, Maine enrollment
- 920 clinicians in this Medicare group
Roseville, CA 95661
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Telemedicine Group PC
- 205 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
York Hospital
Acute Care Hospitals · York, MEMercy Hospital Ada
Acute Care Hospitals · Ada, OKPhysician 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 Steven Brown's NPI number?
The NPI number for Steven Brown is 1619960655. It was assigned to this individual provider in the NPPES registry on August 24, 2005.
Where is Steven Brown located?
Steven Brown practices at 133 Brighthurst Dr, Chesterfield, MO 63005. The listed phone number is (414) 581-5864.
What is Steven Brown's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.
Is Steven Brown enrolled in Medicare?
Yes. Steven Brown 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 Steven Brown's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Steven Brown reassigns Medicare benefits to 7 organizations: Mercy Aco Clinical Services Inc (Chesterfield, MO), Patheous Medical PLLC (Leawood, KS), St. John Physicians, Inc (Barnsdall, OK), Excela Health Physician Practices, Inc. (West Newton, PA), York Hospital (York, ME) and 2 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 Steven Brown's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Steven Brown accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Steven Brown 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 Steven Brown affiliated with any hospitals?
According to CMS data, Steven Brown is affiliated with York Hospital and Mercy Hospital Ada.
When was this NPI record last updated?
The NPPES record for Steven Brown was last updated on September 27, 2022. 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.
# Dr. Steven M Brown, M.D. · NPI 1619960655
Pulmonary Disease physician in Chesterfield, Missouri. Individual provider, active in the CMS NPPES registry since August 24, 2005.
## Identity
- **NPI:** 1619960655 (Entity type: Individual)
- **Enumerated:** August 24, 2005
- **Primary specialty:** Internal Medicine - Pulmonary Disease · taxonomy 207RP1001X
- **State license:** 201103871 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 133 BRIGHTHURST DR, Chesterfield, MO 63005
- **Phone:** (414) 581-5864 · **Fax:** (636) 778-9230
## 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:** 7 organizations under Medicare reassignment (form CMS-855R): Mercy Aco Clinical Services Inc (NPI 1063965093, Chesterfield, MO); Patheous Medical PLLC (NPI 1366121527, Leawood, KS); St. John Physicians, Inc (NPI 1033176367, Barnsdall, OK); Excela Health Physician Practices, Inc. (NPI 1073609236, West Newton, PA); York Hospital (NPI 1376528398, York, ME); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Yale University School Of Medicine, class of 1981
## Record status
- **NPPES last updated:** September 27, 2022
- **Other identifiers:** Medicaid 31423500 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1619960655) · Data from the CMS NPPES public registry.