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David Ryan, PA

Surgical Physician Assistant in Portsmouth, NH · enumerated 2012.

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

National Provider Identifier

1437409372

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Registry record

Entity type Individual (Type 1)
Name David Ryan
Credential PA
Sex Male
Practice address 330 Borthwick Ave, Suite 300, Portsmouth, NH, 03801
Phone (603) 433-4666
Fax (603) 433-1338
Enumeration date Sep 19, 2012
Last updated in NPPES Dec 13, 2023

Taxonomy & licenses

363AS0400X Surgical Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 0979 (NH) Primary
PA · Physician Assistant: A licensed clinician who practices medicine in collaboration with physicians, trained in a graduate PA program. About the PA credential

Other identifiers

Identifier Type State Issuer
3106853 Medicaid NH -

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

What is the NPI number for David Ryan?
The National Provider Identifier (NPI) for David Ryan is 1437409372, a Type 1 (individual) record in the CMS NPPES registry.
Where does David Ryan practice?
The practice location on file with NPPES is in Portsmouth, NH. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-12-13.