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JOHANNA D GASTON MS, RD
NPI 1518790039
Dietitian, Registered in Huntsville, AL

Active since August 21, 2024Accepts Medicare Assignment
420 EDGEMONT DR NW, HUNTSVILLE, AL 35811(334) 587-9587 Get Directions Write a Review

NPPES record last updated: July 1, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Johanna D Gaston Ms, Rd NPPES

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

JOHANNA D GASTON MS, RD (NPI 1518790039) is an individual dietitian, registered in Huntsville, Alabama, licensed in Alabama (5088) and active in the NPI registry since August 2024. She is a graduate of Other (2021).

NPPES Registry Identity

NPI1518790039
Entity TypeIndividualFemale
Primary Taxonomy133V00000X
Provider Legal NameJOHANNA D GASTONCredential: MS, RD
Location Address420 EDGEMONT DR NWHuntsville, AL 35811-1374
Mailing Address420 Edgemont Dr NwHuntsville, AL 35811-1374 · (334) 587-9587
Phone(334) 587-9587
Sole ProprietorYes
Medical School CMSOtherGraduated 2021
Enumeration DateAugust 21, 2024
Last NPPES UpdateJuly 1, 2026
NPPES CertifiedJuly 1, 2026
✔ NPI 1518790039 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyDietitian, RegisteredDietary & Nutritional Service Providers
Taxonomy Code133V00000X
License✔ Licensed in AL · 5088
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.
Also ListedDietitian, Registered · Nutrition, Obesity and Weight ManagementTaxonomy 133VN1201X · License 5088 (AL)
420 EDGEMONT DR NW, Huntsville, AL 35811
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Other Names 1

Former Name (1)Johanna D. Key

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Alabama.Insurance ›

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

Johanna D Gaston Ms, 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 ID1456819804
PECOS Enrollment IDI20260817002544

Medicare Billing Reassignment

Medicare enrollment records show Johanna Gaston reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Real Healthy Habits LLC
4.8 mi
Dietitian, Registered
4801 UNIVERSITY SQ STE 19
Huntsville, AL 35816
  • Reassigned Medicare billing, Alabama enrollment
  • 6 clinicians in this Medicare group
NPI 1770129884 (256) 530-6040

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 35811 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 $52.65 – $161.63
Typical copayment $0.00 (range $13.16 – $40.40)
Most-billed visit code NA
Established Patient
$93.72 typical visit price
range $16.56 – $131.65
Typical copayment $23.43 (range $4.14 – $32.91)
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.

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 Johanna Gaston's NPI number?

The NPI number for Johanna Gaston is 1518790039. It was assigned to this individual provider in the NPPES registry on August 21, 2024. The provider is also known as Johanna D. Key.

Where is Johanna Gaston located?

Johanna Gaston practices at 420 Edgemont Dr NW, Huntsville, AL 35811. The listed phone number is (334) 587-9587.

What is Johanna Gaston's specialty?

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

Is Johanna Gaston enrolled in Medicare?

Yes. Johanna Gaston 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 organization bills Medicare for Johanna Gaston's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Johanna Gaston reassigns Medicare benefits to Real Healthy Habits LLC (Huntsville, AL). 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 Johanna Gaston's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Johanna Gaston accept?

Health plans from Blue Cross and Blue Shield of Alabama list Johanna Gaston 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 Johanna Gaston was last updated on July 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.