MARY ANN JOHNSON CFNP
NPI 1699851634
Nurse Practitioner - Family in Canton, MS
About Mary Ann Johnson Cfnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY ANN JOHNSON CFNP (NPI 1699851634) is an individual family provider in Canton, Mississippi, licensed in Mississippi (R688916) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1995).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mary Ann Johnson Cfnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Mary Johnson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Canton, MS 39046
- Reassigned Medicare billing, Mississippi enrollment
- 2 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 39046 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 9
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CANTON, MS 39046
CANTON, MS 39046
CANTON, MS 39046
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 Mary Johnson's NPI number?
The NPI number for Mary Johnson is 1699851634. It was assigned to this individual provider in the NPPES registry on October 31, 2006.
Where is Mary Johnson located?
Mary Johnson practices at 1883 Highway 43 S Suite E, Canton, MS 39046. The listed phone number is (601) 407-1137.
What is Mary Johnson's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Mary Johnson enrolled in Medicare?
Yes. Mary Johnson is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Mary Johnson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Johnson reassigns Medicare benefits to U-First Medical Clinic (Canton, MS). The 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 Mary Johnson'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 Mary Johnson was last updated on November 7, 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.
# Mary Ann Johnson, CFNP · NPI 1699851634
Family physician in Canton, Mississippi. Individual provider, active in the CMS NPPES registry since October 31, 2006.
## Identity
- **NPI:** 1699851634 (Entity type: Individual)
- **Enumerated:** October 31, 2006
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** R688916 (Mississippi)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1883 HIGHWAY 43 S, SUITE E, Canton, MS 39046-8405
- **Phone:** (601) 407-1137 · **Fax:** (601) 407-1137
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** U-First Medical Clinic (NPI 1508942244, Canton, MS), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1995
## Record status
- **NPPES last updated:** November 7, 2012
- **Other identifiers:** Medicare UPIN P42997 (MS); Medicaid 00124595 (MS)
---
Source: [NPI Profile](https://npiprofile.com/npi/1699851634) · Data from the CMS NPPES public registry.