MADELINE MARGARET KNOLL RDN, LD
NPI 1407690746
Dietitian, Registered in Houston, TX

Q: What is Madeline Knoll's NPI number?

The NPI number for Madeline Knoll is 1407690746. It was assigned to this individual provider in the NPPES registry on June 21, 2024.

Q: What is Madeline Knoll's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Madeline Knoll was last updated on July 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.

Active since June 21, 2024Accepts Medicare Assignment

11476 SPACE CENTER BLVD STE 100, HOUSTON, TX 77059(713) 486-6325 Get Directions Write a Review

NPPES record last updated: July 9, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 9, 2025, Aug 7, 2024, Jun 21, 2024 (3 updates tracked since 2024).

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About Madeline Margaret Knoll Rdn, Ld NPPES

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

MADELINE MARGARET KNOLL RDN, LD (NPI 1407690746) is an individual dietitian, registered in Houston, Texas, licensed in Texas (DT90030) and active in the NPI registry since June 2024. She is a graduate of Other (2023).

NPPES Registry Identity

NPI1407690746

Entity TypeIndividualFemale

Primary Taxonomy133V00000X

Provider Legal NameMADELINE MARGARET KNOLLCredential: RDN, LD

Location Address11476 SPACE CENTER BLVD STE 100Houston, TX 77059-3656

Mailing Address2601 S Braeswood Blvd Apt 804Houston, TX 77025-2814 · (616) 914-2435

Phone(713) 486-6325

Sole ProprietorNo

Medical School CMSOtherGraduated 2023

Enumeration DateJune 21, 2024

Last NPPES UpdateJuly 9, 20253 updates tracked since enumeration

NPPES CertifiedJuly 9, 2025

✔ NPI 1407690746 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDietitian, RegisteredDietary & Nutritional Service Providers

Taxonomy Code133V00000X

Licenses✔ Licensed in TX · DT90030✔ Licensed · 86432224

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.

11476 SPACE CENTER BLVD STE 100, Houston, TX 77059

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.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

Madeline Margaret Knoll Rdn, Ld 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 ID7113464066

PECOS Enrollment IDI20240808004078

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77059 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 $58.24 – $176.98

Typical copayment $0.00 (range $14.56 – $44.24)

Most-billed visit code NA

Established Patient

$102.71 typical visit price

range $18.60 – $143.93

Typical copayment $25.67 (range $4.65 – $35.98)

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 12

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

JULIA SABA NASSIF MD

Internal Medicine (Endocrinology, Diabetes & Metabolism)