Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Keith Bryan Guess, PA

Q: What is the NPI number for Keith Guess?

The National Provider Identifier (NPI) for Keith Guess is 1841293354, a Type 1 (individual) record in the CMS NPPES registry.

Physician Assistant in Iowa City, IA · enumerated 2005.

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

National Provider Identifier

1841293354

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Registry record

Entity type Individual (Type 1)

Name Keith Bryan Guess

Credential PA

Sex Male

Practice address 4189 Westlawn S, Iowa City, IA, 52242

Phone (319) 335-8370

Fax (319) 335-7247

Enumeration date May 31, 2005

Last updated in NPPES Mar 23, 2023

Taxonomy & licenses

363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 085-001376 (IL) Secondary

363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 001170 (IA) 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
421527584002	Medicaid	IL	-
421527584	Other	-	TRI-CARE
42152758406	Other	-	JOHN DEERE
0278374	Medicaid	IA	-
0563882	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 Keith Guess?

The National Provider Identifier (NPI) for Keith Guess is 1841293354, a Type 1 (individual) record in the CMS NPPES registry.

Where does Keith Guess practice?

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

Other providers at this practice address

Browse all →

Barbara Patrick Obstetrics & Gynecology Physician · Iowa City, IA NPI 1538153457 Mary Khowassah General Practice Physician · Iowa City, IA NPI 1740276096 Eric Evans Family Medicine Physician · Iowa City, IA NPI 1730175571 Renee Nydegger Family Medicine Physician · Iowa City, IA NPI 1154311728 Jennifer Johnson Family Medicine Physician · Iowa City, IA NPI 1699744045 Kathleen Wittich Family Medicine Physician · Iowa City, IA NPI 1538100508 Ellen Collins Physician Assistant · Iowa City, IA NPI 1427091362 Thomas Woodward Family Medicine Physician · Iowa City, IA NPI 1932137353

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-03-23.