NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mr. Duane Allen, R.PH.

Pharmacist in Kalkaska, MI · enumerated 2016.

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

National Provider Identifier

1770030488

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Registry record

Entity type Individual (Type 1)
Name Mr. Duane Allen
Credential R.PH.
Sex Male
Practice address 784 South Cedar St Ste E, Kalkaska, MI, 49646
Fax (307) 324-5277
Enumeration date Sep 10, 2016
Last updated in NPPES Jul 18, 2018

Taxonomy & licenses

183500000X Pharmacist Pharmacy Service Providers · License 3817 (WY) Primary
RPH · Registered Pharmacist: A licensed pharmacist registered with a state board of pharmacy. About the RPH credential

Other identifiers

Identifier Type State Issuer
1770030488 Other WY 1770030488
1770030488 Medicaid WY -

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 specialty is Duane Allen?
Duane Allen is registered in NPPES with the primary taxonomy of Pharmacist. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.
Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-07-18.