MAGGIE K JOHNSON RD
NPI 1104309301
Dietitian, Registered in Knoxville, TN

Active since September 13, 2018Accepts Medicare Assignment
1450 DOWELL SPRINGS BLVD, SUITE 300, KNOXVILLE, TN 37909(865) 637-8812(865) 637-8865 Get Directions Write a Review

NPPES record last updated: June 18, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jun 18, 2025, May 17, 2021, Feb 26, 2019 and 1 more (4 updates tracked since 2018).

About Maggie K Johnson Rd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MAGGIE K JOHNSON RD (NPI 1104309301) is an individual dietitian, registered in Knoxville, Tennessee, licensed in Tennessee (3487) and active in the NPI registry since September 2018. She maintains 2 additional practice locations and is a graduate of Other (2018).

NPPES Registry Identity

NPI1104309301
Entity TypeIndividualFemale
Primary Taxonomy133V00000X
Provider Legal NameMAGGIE K JOHNSONCredential: RD
Location Address1450 DOWELL SPRINGS BLVD, SUITE 300Knoxville, TN 37909
Mailing Address1450 Dowell Springs Blvd, Suite 300Knoxville, TN 37909 · (865) 637-8812 · Fax (865) 637-8865
Fax(865) 637-8865
Sole ProprietorYes
Medical School CMSOtherGraduated 2018
Enumeration DateSeptember 13, 2018
Last NPPES UpdateJune 18, 20254 updates tracked since enumeration
NPPES CertifiedJune 18, 2025
NPI 1104309301 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyDietitian, RegisteredDietary & Nutritional Service Providers
Taxonomy Code133V00000X
License Licensed in TN · 3487
Definition

A Registered Dietitian (RD)/Registered Dietitian Nutritionist (RDN) is an individual uniquely trained in the science of nutrition and practice of dietetics to design and provide medical nutrition therapy (MNT) and other evidence-based applications of the Nutrition Care Process (NCP) that exemplify the profession's systematic approach to providing high quality nutrition care. Registered dietitians provide MNT for the purpose of disease prevention or management, or to treat or rehabilitate an illness, injury, or condition, with the use of specific, indicated physical and cognitive nutrition care services comprised of one or more of the following aspects of the NCP: nutrition assessment/reassessment, nutrition diagnosis, nutrition intervention (e.g., nutrition counseling, therapeutic diet ordering, and nutrition education) and nutrition monitoring and evaluation.

1450 DOWELL SPRINGS BLVD, Knoxville, TN 37909

Other Names 1

Former Name (1)Maggie K Young

Secondary Practice Locations 2

Location 1414 Greenbelt DrMaryville, TN 37804-5702 · Phone (865) 637-8812 · Fax (865) 342-4678
Location 2800 Oak Ridge Tpke Ste A402Oak Ridge, TN 37830-6951 · Phone (865) 637-8812 · Fax (865) 824-4886

Other Identifiers 1

MedicaidQ045134TN

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

Maggie K Johnson Rd 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.

PECOS PAC ID2769736420
PECOS Enrollment IDI20181115000810

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.

Diabetes outpatient self-management training services, individual, per 30 minutes G0108
This service involves personalized training sessions, each lasting 30 minutes, to help manage diabetes. It includes guidance on monitoring blood sugar, healthy eating, physical activity, medication usage, and dealing with daily challenges of living with diabetes.
92 services57 patients
Therapy procedure for nutrition management, each 15 minutes 97802
This is a 15-minute session focused on managing your nutrition. A professional will assess your dietary habits and provide personalized advice to improve your health. It can help manage weight, control chronic diseases, and promote overall wellbeing.
83 services22 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37909 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $52.64 – $160.89
Typical copayment $0.00 (range $13.16 – $40.22)
Most-billed visit code NA
Established Patient
$93.60 typical visit price
range $16.72 – $131.41
Typical copayment $23.40 (range $4.18 – $32.85)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Nurse Practitioner
1450 DOWELL SPRINGS BLVD, SUITE 300
KNOXVILLE, TN 37909
Physician Assistant
1450 DOWELL SPRINGS BLVD, SUITE 300
KNOXVILLE, TN 37909
Nurse Practitioner
1450 DOWELL SPRINGS BLVD, SUITE 300
KNOXVILLE, TN 37909
Dietitian, Registered
1450 DOWELL SPRINGS BLVD, SUITE 300
KNOXVILLE, TN 37909
Nurse Practitioner
1450 DOWELL SPRINGS BLVD, SUITE 300
KNOXVILLE, TN 37909
Internal Medicine (Endocrinology, Diabetes & Metabolism)
1450 DOWELL SPRINGS BLVD, SUITE 300
KNOXVILLE, TN 37909
Nurse Practitioner (Family)
1450 DOWELL SPRINGS BLVD
KNOXVILLE, TN 37909
Optometrist
1450 DOWELL SPRINGS BLVD, STE 150
KNOXVILLE, TN 37909

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 Maggie Johnson's NPI number?

The NPI number for Maggie Johnson is 1104309301. It was assigned to this individual provider in the NPPES registry on September 13, 2018. The provider is also known as Maggie K Young.

Where is Maggie Johnson located?

Maggie Johnson practices at 1450 Dowell Springs Blvd Suite 300, Knoxville, TN 37909. The listed phone number is (865) 637-8812.

What is Maggie Johnson's specialty?

The primary specialty registered for this NPI is Dietitian, Registered with taxonomy code 133V00000X.

Is Maggie Johnson enrolled in Medicare?

Yes. Maggie 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 Maggie Johnson accept?

Health plans from BlueCross BlueShield of Tennessee list Maggie 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 Maggie Johnson was last updated on June 18, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.