RONALD LEE PEARSON DO
NPI 1831228782
Emergency Medicine in Ballwin, MO
About Ronald Lee Pearson Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RONALD LEE PEARSON DO (NPI 1831228782) is an individual emergency medicine provider in Ballwin, Missouri, licensed in Missouri (118428) and active in the NPI registry since March 2007. He is enrolled in Medicare PECOS and is a graduate of At Still University Of Health Sciences, College Of Osteo Med, Kirksville (1983).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
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
Ronald Lee Pearson Do 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
3Medicare enrollment records show Ronald Pearson reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Alton, IL 62002
- Reassigned Medicare billing, Missouri enrollment
- 343 clinicians in this Medicare group
Houston, MO 65483
- Reassigned Medicare billing, Missouri enrollment
- 101 clinicians in this Medicare group
Bloomfield, MO 63825
- Reassigned Medicare billing, Missouri enrollment
- 105 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 2
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 63021 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 Ronald Pearson's NPI number?
The NPI number for Ronald Pearson is 1831228782. It was assigned to this individual provider in the NPPES registry on March 5, 2007.
Where is Ronald Pearson located?
Ronald Pearson practices at 1669 Carman Rd, Ballwin, MO 63021. The listed phone number is (636) 207-8738.
What is Ronald Pearson's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Ronald Pearson enrolled in Medicare?
Yes. Ronald Pearson 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 Ronald Pearson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ronald Pearson reassigns Medicare benefits to 3 organizations: Southeastern Emergency Physicians Of Memphis LLC (Alton, IL), Texas County Memorial Hospital (Houston, MO) and Southeast Health Center Of Stoddard County LLC (Bloomfield, 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 Ronald Pearson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Ronald Pearson was last updated on March 19, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Ronald Lee Pearson, DO · NPI 1831228782
Emergency Medicine physician in Ballwin, Missouri. Individual provider, active in the CMS NPPES registry since March 5, 2007.
## Identity
- **NPI:** 1831228782 (Entity type: Individual)
- **Enumerated:** March 5, 2007
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 118428 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 1669 CARMAN RD, Ballwin, MO 63021-7183
- **Phone:** (636) 207-8738
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Southeastern Emergency Physicians Of Memphis LLC (NPI 1437105277, Alton, IL); Texas County Memorial Hospital (NPI 1790740363, Houston, MO); Southeast Health Center Of Stoddard County LLC (NPI 1265575385, Bloomfield, MO) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** At Still University Of Health Sciences, College Of Osteo Med, Kirksville, class of 1983
## Record status
- **NPPES last updated:** March 19, 2012
- **Other identifiers:** Medicare UPIN B74503
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Source: [NPI Profile](https://npiprofile.com/npi/1831228782) · Data from the CMS NPPES public registry.