CHERYL BROWN, M.D., APMC
NPI 1679751705
Internal Medicine - Nephrology in Madisonville, LA
About Cheryl Brown, M.d., Apmc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHERYL BROWN, M.D., APMC (NPI 1679751705) is a healthcare organization registered as a nephrology in Madisonville, Louisiana and active in the NPI registry since January 2008. The organization maintains 2 additional practice locations and lists Cheryl Brown, Physician/owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
Other Identifiers 1
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Cheryl Brown, M.d., Apmc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by January 31, 2027
Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Cheryl Brown, M.D., Apmc, which bills Medicare for the services this clinician delivers.
Clinician (1)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Cheryl Brown, M.D., Apmc's NPI number?
The NPI number for Cheryl Brown, M.D., Apmc is 1679751705. It was assigned to this organization in the NPPES registry on January 31, 2008.
Where is Cheryl Brown, M.D., Apmc located?
Cheryl Brown, M.D., Apmc is located at 397 Highway 21 Ste 601, Madisonville, LA 70447. The listed phone number is (985) 845-9000.
What is Cheryl Brown, M.D., Apmc's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.
Is Cheryl Brown, M.D., Apmc enrolled in Medicare?
Yes. Cheryl Brown, M.D., Apmc is registered in the Medicare PECOS enrollment system.
When is Cheryl Brown, M.D., Apmc's Medicare revalidation due?
According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (Louisiana, Clinic/Group Practice) is due for revalidation by January 31, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.
How many clinicians bill Medicare through Cheryl Brown, M.D., Apmc?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Nephrology) reassigns their Medicare billing to Cheryl Brown, M.D., Apmc. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does Cheryl Brown, M.D., Apmc accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Blue Cross and Blue Shield of Louisiana and 1 other insurer list Cheryl Brown, M.D., Apmc 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.
When was this NPI record last updated?
The NPPES record for Cheryl Brown, M.D., Apmc was last updated on February 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months 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.
# Cheryl Brown, M.d., Apmc · NPI 1679751705
Nephrology organization in Madisonville, Louisiana. Organization record, active in the CMS NPPES registry since January 31, 2008.
## Identity
- **NPI:** 1679751705 (Entity type: Organization)
- **Enumerated:** January 31, 2008
- **Primary specialty:** Internal Medicine - Nephrology · taxonomy 207RN0300X
- **Organization subpart:** No
- **Authorized official:** Cheryl Brown, PHYSICIAN/OWNER
## Practice location
- **Address:** 397 HIGHWAY 21, STE 601, Madisonville, LA 70447-3407
- **Phone:** (985) 845-9000 · **Fax:** (985) 845-9003
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** January 31, 2027 (Non-DME Part B, Louisiana, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 1 clinician (Nephrology) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 4, 2026
- **Other identifiers:** Medicaid 1483338 (LA)
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Source: [NPI Profile](https://npiprofile.com/npi/1679751705) · Data from the CMS NPPES public registry.