NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

David Lowell Knutson II, M.D.

Dermatology Physician in Cedar Rapids, IA · enumerated 2006 · practices at Dermatology Clinic of Iowa PC.

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

National Provider Identifier

1720025414

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Registry record

Entity type Individual (Type 1)
Name David Lowell Knutson II
Credential M.D.
Sex Male
Practice address Cedar Rapids, IA, 52402
Phone (319) 363-0474
Fax (319) 363-2170
Enumeration date Jun 1, 2006
Last updated in NPPES Dec 10, 2013

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

Taxonomy & licenses

207N00000X Dermatology Physician Allopathic & Osteopathic Physicians · License 33078 (IA) Primary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
1962610725 Medicaid IA -

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 is the NPI number for David Knutson?
The National Provider Identifier (NPI) for David Knutson is 1720025414, a Type 1 (individual) record in the CMS NPPES registry.
Where does David Knutson practice?
The practice location on file with NPPES is in Cedar Rapids, IA. 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 2013-12-10.