Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Colin Michael Solomon, APN

Nurse Practitioner in Alton, IL · enumerated 2018 · practices at Saint Anthony'S Physician Group.

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

National Provider Identifier

1861975849

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Registry record

Entity type Individual (Type 1)

Name Dr. Colin Michael Solomon

Credential APN

Sex Male

Practice address 2 Saint Anthonys Way, Alton, IL, 62002

Phone (618) 462-2222

Enumeration date Sep 14, 2018

Last updated in NPPES Mar 25, 2019

Taxonomy & licenses

363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 209018181 (IL) Primary

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.

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Frequently asked questions

Where does Colin Solomon practice?

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

What is the NPI number for Colin Solomon?

The National Provider Identifier (NPI) for Colin Solomon is 1861975849, a Type 1 (individual) record in the CMS NPPES registry.

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Dennis Sands Obstetrics & Gynecology Physician · Alton, IL NPI 1972585677 Elaine Rynders Medical Physician Assistant · Alton, IL NPI 1891766614 Clifford Martin Obstetrics & Gynecology Physician · Alton, IL NPI 1457314056 Philip Kannel Otolaryngology Physician · Alton, IL NPI 1134177728 Soo Cho Urology Physician · Alton, IL NPI 1740227784 Madhusudan Vallala Internal Medicine Physician · Alton, IL NPI 1972516136 Saint Anthony'S Physician Group Internal Medicine Physician · Alton, IL NPI 1750497319 Edward Blair Internal Medicine Physician · Alton, IL NPI 1093821605

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-03-25.