MARGARET LOUISE MANGAN RDN
NPI 1215386685
Dietitian, Registered in Raleigh, NC

Q: What is Margaret Mangan's NPI number?

The NPI number for Margaret Mangan is 1215386685. It was assigned to this individual provider in the NPPES registry on June 7, 2016.

Q: What is Margaret Mangan'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 Margaret Mangan was last updated on April 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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 07, 2016Accepts Medicare Assignment

4200 LAKE BOONE TRL, RALEIGH, NC 27607(919) 784-3419(919) 784-3094 Get Directions Write a Review

NPPES record last updated: April 2, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

On this page

About Margaret Louise Mangan Rdn NPPES

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

MARGARET LOUISE MANGAN RDN (NPI 1215386685) is an individual dietitian, registered in Raleigh, North Carolina, licensed in North Carolina (L004314) and active in the NPI registry since June 2016. She is a graduate of Other (2008).

NPPES Registry Identity

NPI1215386685

Entity TypeIndividualFemale

Primary Taxonomy133V00000X

Provider Legal NameMARGARET LOUISE MANGANCredential: RDN

Location Address4200 LAKE BOONE TRLRaleigh, NC 27607-6521

Mailing Address4200 Lake Boone TrlRaleigh, NC 27607-6521 · (919) 784-3419 · Fax (919) 784-3094

Phone(919) 784-3419

Fax(919) 784-3094

Sole ProprietorNo

Medical School CMSOtherGraduated 2008

Enumeration DateJune 7, 2016

Last NPPES UpdateApril 2, 2026

NPPES CertifiedApril 2, 2026

✔ NPI 1215386685 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 NC · L004314

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 ListedNutritionistTaxonomy 133N00000X · License L004314 (NC)

4200 LAKE BOONE TRL, Raleigh, NC 27607

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of NC, UnitedHealthcare.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

Margaret Louise Mangan Rdn 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 ID3678854627

PECOS Enrollment IDI20170105000794

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 27607 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 $54.12 – $165.09

Typical copayment $0.00 (range $13.53 – $41.27)

Most-billed visit code NA

Established Patient

$95.94 typical visit price

range $17.21 – $134.61

Typical copayment $23.98 (range $4.30 – $33.65)

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 7

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

MS. SHERI DEFREES ALLEN RD, RDN, LDN

Dietitian, Registered

4200 LAKE BOONE TRL
RALEIGH, NC 27607

Wake County (919) 784-1371

MS. ASHLEY MILES HONEYCUTT L.D.N., R.D.

Dietitian, Registered

4200 LAKE BOONE TRL
RALEIGH, NC 27607

Wake County (919) 784-1371

BETH ANNE KING NURSE PRACTITIONER

Nurse Practitioner (Neonatal, Critical Care)

4200 LAKE BOONE TRL
RALEIGH, NC 27607

Wake County (919) 784-3189

MS. SHELLY HOWARD WEGMAN RD, LDN

Dietitian, Registered

4200 LAKE BOONE TRL
RALEIGH, NC 27607

Wake County (919) 784-3419

REX HOSPITAL, INC.

Nutritionist (Nutrition, Education)

4200 LAKE BOONE TRL
RALEIGH, NC 27607

Wake County (919) 784-1371

KATHRYN RUDISILL PRAFKA RD/LDN, CDE

Dietitian, Registered

4200 LAKE BOONE TRL, REX NUTRITION SERVICES
RALEIGH, NC 27607

Wake County (919) 784-1303

KATHERINE ANN BROWN RD

Dietitian, Registered

4200 LAKE BOONE TRL
RALEIGH, NC 27607

Wake County (919) 784-1303

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 Margaret Mangan's NPI number?

The NPI number for Margaret Mangan is 1215386685. It was assigned to this individual provider in the NPPES registry on June 7, 2016.

Where is Margaret Mangan located?

Margaret Mangan practices at 4200 Lake Boone Trl, Raleigh, NC 27607. The listed phone number is (919) 784-3419.

What is Margaret Mangan's specialty?

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

Is Margaret Mangan enrolled in Medicare?

Yes. Margaret Mangan 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 Margaret Mangan accept?

Health plans from Blue Cross and Blue Shield of NC and UnitedHealthcare list Margaret Mangan 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 Margaret Mangan was last updated on April 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.