Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mark Paul Suojanen, M.D.

Anesthesiology Physician in Duluth, MN · enumerated 2010.

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

National Provider Identifier

1013233840

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Registry record

Entity type Individual (Type 1)

Name Mark Paul Suojanen

Credential M.D.

Sex Male

Practice address 915 E 1st St, Duluth, MN, 55805

Phone (218) 249-5352

Fax (218) 249-5534

Enumeration date Apr 19, 2010

Last updated in NPPES Dec 3, 2024

Taxonomy & licenses

207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians · License 58691 (MN) Primary

207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians · License MD28813 (ME) Secondary

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

The National Provider Identifier (NPI) for Mark Suojanen is 1013233840, a Type 1 (individual) record in the CMS NPPES registry.

Where does Mark Suojanen practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-12-03.