Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

JOHN W GERWELS MD
NPI 1841245503
Dermatology in Missoula, MT

Active since May 23, 2006
500 WEST BROADWAY, MISSOULA, MT 59802(406) 721-5600(406) 721-3907 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 13, 2026, Sep 11, 2025 (2 updates tracked since 2025).

About John W Gerwels Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JOHN W GERWELS MD (NPI 1841245503) is an individual dermatology provider in Missoula, Montana, licensed in Montana (3759) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1841245503
Entity TypeIndividualMale
Primary Taxonomy207N00000X
Provider Legal NameJOHN W GERWELSCredential: MD
Location Address500 WEST BROADWAYMissoula, MT 59802-4008
Mailing AddressPo Box 7609Missoula, MT 59807-7609 · (406) 721-5600 · Fax (406) 721-3907
Fax(406) 721-3907
Sole ProprietorNo
Enumeration DateMay 23, 2006
Last NPPES UpdateJuly 13, 20262 updates tracked since enumeration
NPI 1841245503 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians
Taxonomy Code207N00000X
License Licensed in MT · 3759
Definition

A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.

Also ListedDermatology · MOHS-Micrographic SurgeryTaxonomy 207ND0101X · License 3759 (MT)
500 WEST BROADWAY, Missoula, MT 59802

Other Identifiers 1

Medicaid0058616MT

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Internal Medicine (Sleep Medicine)
500 WEST BROADWAY
MISSOULA, MT 59802
Internal Medicine (Nephrology)
500 WEST BROADWAY
MISSOULA, MT 59802
Family Medicine
500 WEST BROADWAY
MISSOULA, MT 59802
Family Medicine
500 WEST BROADWAY
MISSOULA, MT 59802
Physician Assistant
500 WEST BROADWAY
MISSOULA, MT 59802
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
500 WEST BROADWAY
MISSOULA, MT 59802
Internal Medicine (Nephrology)
500 WEST BROADWAY
MISSOULA, MT 59802
Internal Medicine (Hematology & Oncology)
500 WEST BROADWAY
MISSOULA, MT 59802

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is John Gerwels's NPI number?

The NPI number for John Gerwels is 1841245503. It was assigned to this individual provider in the NPPES registry on May 23, 2006.

Where is John Gerwels located?

John Gerwels practices at 500 West Broadway, Missoula, MT 59802. The listed phone number is (406) 721-5600.

What is John Gerwels's specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

When was this NPI record last updated?

The NPPES record for John Gerwels was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.