KATHERINE ANNE WILLIAMS JOHNSON FNP
NPI 1699220707
Nurse Practitioner - Family in Desoto, TX
About Katherine Anne Williams Johnson Fnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATHERINE ANNE WILLIAMS JOHNSON FNP (NPI 1699220707) is an individual family provider in Desoto, Texas, licensed in Texas (AP131223) and active in the NPI registry since August 2016. She is enrolled in Medicare PECOS and is a graduate of Other (2016).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Katherine Anne Williams Johnson Fnp 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 75115 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 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
DESOTO, TX 75115
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 Katherine Johnson's NPI number?
The NPI number for Katherine Johnson is 1699220707. It was assigned to this individual provider in the NPPES registry on August 18, 2016. The provider is also known as Katherine Anne Williams.
Where is Katherine Johnson located?
Katherine Johnson practices at 947 Scotland Dr Ste 107, Desoto, TX 75115. The listed phone number is (469) 257-3500.
What is Katherine Johnson's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Katherine Johnson enrolled in Medicare?
Yes. Katherine Johnson 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.
What insurance does Katherine Johnson accept?
Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 4 other insurers list Katherine Johnson 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 Katherine Johnson was last updated on November 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Katherine Anne Williams Johnson, FNP · NPI 1699220707
Family physician in Desoto, Texas. Individual provider, active in the CMS NPPES registry since August 18, 2016.
## Identity
- **NPI:** 1699220707 (Entity type: Individual)
- **Enumerated:** August 18, 2016
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** AP131223 (Texas)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 947 SCOTLAND DR STE 107, Desoto, TX 75115-2095
- **Phone:** (469) 257-3500
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Medical school:** Other, class of 2016
## Record status
- **NPPES last updated:** November 7, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1699220707) · Data from the CMS NPPES public registry.