1. Home
  2. Directory
  3. Mississippi
  4. Ocean Springs
  5. Dietitian Registered
  6. NPI Profile

SUSAN P MUZSLAY RDN, LDN
NPI 1114397536
Dietitian, Registered in Ocean Springs, MS

Active since September 28, 2015
3890 BIENVILLE BLVD, OCEAN SPRINGS, MS 39564(228) 872-6291(228) 872-7627 Get Directions Write a Review

NPPES record last updated: September 28, 2015. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Susan P Muzslay Rdn, Ldn NPPES

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

SUSAN P MUZSLAY RDN, LDN (NPI 1114397536) is an individual dietitian, registered in Ocean Springs, Mississippi, licensed in Mississippi (D0224) and active in the NPI registry since September 2015.

NPPES Registry Identity

NPI1114397536
Entity TypeIndividualFemale
Primary Taxonomy133V00000X
Provider Legal NameSUSAN P MUZSLAYCredential: RDN, LDN
Location Address3890 BIENVILLE BLVDOcean Springs, MS 39564-5803
Mailing Address3616 Hospital St, Suite APascagoula, MS 39581-4117 · (228) 769-1035 · Fax (228) 769-2780
Phone(228) 872-6291
Fax(228) 872-7627
Sole ProprietorNo
Enumeration DateSeptember 28, 2015
✔ NPI 1114397536 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 MS · D0224
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.
3890 BIENVILLE BLVD, Ocean Springs, MS 39564
Open in Google Maps ↗

Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Susan P Muzslay Rdn, Ldn is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignments

3

Medicare enrollment records show Susan Muzslay reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Digestive Health Center PA
Same address
Specialist
3890 BIENVILLE BLVD
Ocean Springs, MS 39564
  • Reassigned Medicare billing, Mississippi enrollment
  • 14 clinicians in this Medicare group
NPI 1336270370 (228) 872-6291
Memorial Hospital At Gulfport
11 mi
General Acute Care Hospital
1720B MEDICAL PARK DR
Biloxi, MS 39532
  • Reassigned Medicare billing, Mississippi enrollment
  • 731 clinicians in this Medicare group
NPI 1215546635 (228) 702-2000
Gastrointestinal Associates, P.A.
155 mi
Gastroenterology
2510 LAKELAND DR
Flowood, MS 39232
  • Reassigned Medicare billing, Mississippi enrollment
  • Medicare enrollment name: Gastrointestinal Associates PA
  • 109 clinicians in this Medicare group
NPI 1093765604 (601) 355-1234

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

Other Providers at the Same Location NPPES 17

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

JEANETTE SHABAZZ
Nurse Practitioner (Family)
3890 BIENVILLE BLVD
OCEAN SPRINGS, MS 39564
Jackson County (228) 872-6291
MAGNOLIA IMAGING LLC
Radiologic Technologist (Computed Tomography)
3890 BIENVILLE BLVD
OCEAN SPRINGS, MS 39564
Jackson County (877) 274-4683
LARESA VICTORIA NEWTON CRNP
Nurse Practitioner (Acute Care)
3890 BIENVILLE BLVD
OCEAN SPRINGS, MS 39564
Jackson County (228) 872-6291
TAKIFFANY JEAN PALMER FNP
Nurse Practitioner (Family)
3890 BIENVILLE BLVD
OCEAN SPRINGS, MS 39564
Jackson County (228) 872-6291
DIGESTIVE HEALTH CENTER PA
Specialist
3890 BIENVILLE BLVD
OCEAN SPRINGS, MS 39564
Jackson County (228) 872-6291
MISSISSIPPI COASTAL MRI LLC
Radiology (Diagnostic Radiology)
3890 BIENVILLE BLVD
OCEAN SPRINGS, MS 39564
Jackson County (877) 274-4683
MARSHEA LIDDELL NP-C
Nurse Practitioner (Family)
3890 BIENVILLE BLVD
OCEAN SPRINGS, MS 39564
Jackson County (228) 872-6291
MATTHEW GREGORY DYKES PA-C
Physician Assistant (Medical)
3890 BIENVILLE BLVD
OCEAN SPRINGS, MS 39564
Jackson County (228) 872-6291

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 Susan Muzslay's NPI number?

The NPI number for Susan Muzslay is 1114397536. It was assigned to this individual provider in the NPPES registry on September 28, 2015.

Where is Susan Muzslay located?

Susan Muzslay practices at 3890 Bienville Blvd, Ocean Springs, MS 39564. The listed phone number is (228) 872-6291.

What is Susan Muzslay's specialty?

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

Is Susan Muzslay enrolled in Medicare?

Yes. Susan Muzslay is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Susan Muzslay's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Susan Muzslay reassigns Medicare benefits to 3 organizations: Digestive Health Center PA (Ocean Springs, MS), Memorial Hospital At Gulfport (Biloxi, MS) and Gastrointestinal Associates, P.A. (Flowood, MS). Each 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 Susan Muzslay's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Susan Muzslay accept?

Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter of Alabama and Ambetter of Tennessee and 3 other insurers list Susan Muzslay 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 Susan Muzslay was last updated on September 28, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years 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.