Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Margretta Kray, RN, CNP

Adult Health Nurse Practitioner in Willmar, MN · enumerated 2006 · practices at Willmar Regional Treatment Center.

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

National Provider Identifier

1265410666

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Registry record

Entity type Individual (Type 1)

Name Mrs. Margretta Kray

Credential RN, CNP

Sex Female

Practice address 1550 Highway 71 Ne, Willmar, MN, 56201

Phone (320) 231-5100

Fax (320) 231-5329

Enumeration date Jan 5, 2006

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

363LA2200X Adult Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License R-059968-9 (MN) Primary

RN · Registered Nurse: A nurse who completed an accredited nursing program and passed the NCLEX-RN licensure exam. About the RN credential

Other identifiers

Identifier	Type	State	Issuer
06F63KR	Other	MN	BC/BS MPIN

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 Margretta Kray?

The National Provider Identifier (NPI) for Margretta Kray is 1265410666, a Type 1 (individual) record in the CMS NPPES registry.

Where does Margretta Kray practice?

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

Other providers at this practice address

Browse all →

Marvin Napgezek Internal Medicine Physician · Willmar, MN NPI 1215915715 Willmar Regional Treatment Center Psychiatric Hospital · Willmar, MN NPI 1386622876 Douglas Knight Family Medicine Physician · Willmar, MN NPI 1487632899 Gulshan Singh Child & Adolescent Psychiatry Physician · Willmar, MN NPI 1619955077 Robert Wasson Psychiatry Physician · Willmar, MN NPI 1871571174 Allan Valgemae Psychiatry Physician · Willmar, MN NPI 1588642888 Francis Koss Psychiatry Physician · Willmar, MN NPI 1740268069

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.