Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mr. Mark Duane Marshall, PA

Medical Physician Assistant in Onamia, MN · enumerated 2006.

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

National Provider Identifier

1740233006

Verified

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Registry record

Entity type Individual (Type 1)

Name Mr. Mark Duane Marshall

Credential PA

Sex Male

Practice address 200 Elm St N, Onamia, MN, 56359

Phone (320) 532-3154

Fax (320) 532-3111

Enumeration date May 18, 2006

Last updated in NPPES Feb 25, 2010

Taxonomy & licenses

363AM0700X Medical Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 8937 (MN) Primary

PA · Physician Assistant: A licensed clinician who practices medicine in collaboration with physicians, trained in a graduate PA program. About the PA credential

Other identifiers

Identifier	Type	State	Issuer
01-17254	Other	MN	MEDICA ONAMIA
520T3MA	Other	MN	BLUE CROSS HOSPITAL
520T2MA	Other	MN	BLUE CROSS CLINIC
745392200	Medicaid	MN	-
NA9091011247	Other	MN	PREFERRED ONE
122391	Other	MN	UCARE
HP44081	Other	MN	HEALTH PARTNERS

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 Mark Marshall?

The National Provider Identifier (NPI) for Mark Marshall is 1740233006, a Type 1 (individual) record in the CMS NPPES registry.

Where does Mark Marshall practice?

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

Other providers at this practice address

Browse all →

Peter Lindbloom Medical Physician Assistant · Onamia, MN NPI 1912970708 Joan Shields Medical Physician Assistant · Onamia, MN NPI 1891769592 Lynne Steiner Family Medicine Physician · Onamia, MN NPI 1891760518 Rodney Hayes Family Medicine Physician · Onamia, MN NPI 1821066127 Thomas Bracken Family Medicine Physician · Onamia, MN NPI 1154390227 Arden Virnig Family Medicine Physician · Onamia, MN NPI 1770543647 Patti Hook Family Medicine Physician · Onamia, MN NPI 1548220940 Mille Lacs Health System Critical Access Hospital · Onamia, MN NPI 1548212699

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2010-02-25.