NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Mrs. Heidi J. Otto, APRN, IBCLC, CNP

Family Nurse Practitioner in Saint Peter, MN · enumerated 2007.

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

National Provider Identifier

1649471178

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Registry record

Entity type Individual (Type 1)
Name Mrs. Heidi J. Otto
Credential APRN, IBCLC, CNP
Sex Female
Practice address Saint Peter, MN, 56082
Enumeration date May 31, 2007
Last updated in NPPES Feb 18, 2015

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

163WL0100X Lactation Consultant (Registered Nurse) Nursing Service Providers · License R113572-5 (MN) Secondary
363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License F1014544 (MN) Primary
APRN · Advanced Practice Registered Nurse: An umbrella credential covering NPs, CRNAs, CNMs, and clinical nurse specialists. About the APRN credential

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.

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Frequently asked questions

How do I verify Heidi Otto's NPI record?
Cross-check NPI 1649471178 against the official CMS registry at npiregistry.cms.hhs.gov. This page mirrors the same public NPPES data with a monthly snapshot.
Is NPI 1649471178 active?
Yes, as of the latest NPPES snapshot, NPI 1649471178 is active (record last updated 2015-02-18).

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-02-18.