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Dr. Benjamin Michael Marsh, M.D.

Dr. Benjamin Michael Marsh is a Urology Physician provider (Urology) practicing in Duluth, MN, registered in the NPPES registry with NPI 1689094567 since 2014. The credential MD stands for Doctor of Medicine.

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NPI 1689094567
Entity type Individual (Type 1)
Name Dr. Benjamin Michael Marsh
Credential M.D.
Sex Male
Practice address 400 E 3RD ST, Duluth, MN, 55805
Phone 2187868364
Enumeration date 2014-04-18
Last updated in NPPES 2019-06-28

Taxonomy & licenses

Taxonomy code Specialty Primary License State
390200000X Student in an Organized Health Care Education/Training Program Secondary
208800000X Urology Physician Primary 65606 MN

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

Copy-ready billing details
Provider: Benjamin Marsh, M.D.
NPI: 1689094567
Taxonomy: 208800000X (Urology Physician)
Address: 400 E 3RD ST, Duluth, MN, 55805

Other providers at this practice address

NPI Name Type Specialty Location
1134122799 Janet Bennett Individual Adult Health Nurse Practitioner Duluth, MN
1811999733 James Gregory Individual Anesthesiology Physician Duluth, MN
1427050921 Katie Stevenson Individual Certified Registered Nurse Anesthetist Duluth, MN
1932194024 Jason Stowe Individual Corneal and Contact Management Optometrist Duluth, MN
1376531871 Jeffrey Lewis Individual Family Medicine Physician Duluth, MN
1497744916 Apurv Khanna Individual Nephrology Physician Duluth, MN
1265423255 Bruce Henson Individual Endocrinology, Diabetes & Metabolism Physician Duluth, MN
1477544005 Kenneth Farrell Individual Anesthesiology Physician Duluth, MN

Verify this record

Cross-check NPI 1689094567 against the authoritative CMS record: view Dr. Benjamin Michael Marsh on the official NPPES registry .

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 or validate an NPI number.

Frequently asked questions

Where does Benjamin Marsh practice?
The practice location on file with NPPES is in Duluth, MN. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Benjamin Marsh?
The National Provider Identifier (NPI) for Benjamin Marsh is 1689094567, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2019-06-28.