Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Marlys R Winandy, MD

Family Medicine Physician in Forest Lake, MN · enumerated 2006 · practices at Allina Health System.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1396706552

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Registry record

Entity type Individual (Type 1)

Name Marlys R Winandy

Credential MD

Sex Female

Practice address 1540 Lake St S, Forest Lake, MN, 55025

Phone (651) 464-7100

Fax (651) 241-1515

Enumeration date Mar 29, 2006

Last updated in NPPES Mar 11, 2021

Taxonomy & licenses

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License 42121 (MN) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
861321400	Medicaid	MN	-

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Marlys Winandy?

The National Provider Identifier (NPI) for Marlys Winandy is 1396706552, a Type 1 (individual) record in the CMS NPPES registry.

Where does Marlys Winandy practice?

The practice location on file with NPPES is in Forest Lake, MN. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-03-11.