Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Karen Marie Dowden, NP

Q: What is the NPI number for Karen Dowden?

The National Provider Identifier (NPI) for Karen Dowden is 1306985486, a Type 1 (individual) record in the CMS NPPES registry.

Nurse Practitioner in Port Huron, MI · enumerated 2007.

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

National Provider Identifier

1306985486

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Registry record

Entity type Individual (Type 1)

Name Mrs. Karen Marie Dowden

Credential NP

Sex Female

Practice address 1214 Richardson St, Port Huron, MI, 48060

Phone (810) 982-5200

Fax (810) 982-9776

Enumeration date Feb 6, 2007

Last updated in NPPES Sep 24, 2009

Taxonomy & licenses

363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 4704255448 (MI) Primary

NP · Nurse Practitioner: An advanced practice registered nurse with graduate training, licensed to diagnose and treat, often with prescriptive authority. About the NP 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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Karen Dowden?

The National Provider Identifier (NPI) for Karen Dowden is 1306985486, a Type 1 (individual) record in the CMS NPPES registry.

Where does Karen Dowden practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2009-09-24.