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Alyssa O'Brien

Alyssa O'Brien is a Pharmacist provider (Pharmacist) practicing in Duluth, MN, registered in the NPPES registry with NPI 1427988039 since 2026. Practices at Walgreen Co (listed at the same practice address in NPPES).

✓ Active NPI ✓ Valid NPI checksum Sole proprietor

NPI 1427988039
Entity type Individual (Type 1)
Name Alyssa O'Brien
Sex Female
Practice address Duluth, MN, 55807
Phone 2186282897
Enumeration date 2026-05-23
Last updated in NPPES 2026-05-23

Street address withheld — NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

Taxonomy code Specialty Primary License State
183500000X Pharmacist Primary 127001 MN
Copy-ready billing details
Provider: Alyssa O'Brien
NPI: 1427988039
Taxonomy: 183500000X (Pharmacist)
Address: Duluth, MN, 55807

Other providers at this practice address

NPI Name Type Specialty Location
1861407173 Walgreen Co Organization Pharmacy Duluth, MN
1174739254 Mark Yapel Individual Pharmacist Duluth, MN
1962612135 James Novak Individual Pharmacist Duluth, MN
1679858864 Jacob Maderich Individual Pharmacist Duluth, MN
1215212204 Jacub Kaliszewski Individual Pharmacist Duluth, MN
1932485554 Steven Lamppa Individual Pharmacist Duluth, MN
1790061869 Zachary Tester Individual Pharmacist Duluth, MN
1073922480 Andrew Nelson Individual Pharmacist Duluth, MN

Verify this record

Cross-check NPI 1427988039 against the authoritative CMS record: view Alyssa O'Brien 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 Alyssa O'Brien 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 Alyssa O'Brien?
The National Provider Identifier (NPI) for Alyssa O'Brien is 1427988039, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2026-05-23.