Fred R. Rizk, DDS
Dentist · Siuox City, IA
Fred R. Rizk, DDS is a dentist with a practice address in Siuox City, Iowa, and NPI 1790811024, issued on Feb 23, 2007. Check the license (Iowa 5996, as entered in NPPES) with the Iowa board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Fred R. Rizk
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 5996 IA
Self-reported in NPPES; status is on the state search - Practice location
- 1923 Nebraska Street, Siuox City, IA 51104
- Phone
- (712) 258-7734
- Enumerated
- Feb 23, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (712) 258-9054
- Medicaid IDs
- 0123539 IA
10025084800 NE - Entity
- Type 1 · individual
8 nearest dentist records → All 726 in Iowa → Look up another NPI →
Verify Fred R. Rizk in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Iowa board licenses this profession
Search for license 5996Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Fred R. Rizk among 726 dentist records in Iowa
Fred R. Rizk, DDS is one of 726 dentist records with a practice address in Iowa. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 26% of them.
- NPI issued2007 · 26% of these records are older, 60% newer
- In a Medicare fileNo · 63% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 69% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dentist providers in Iowa
There are 726 dentist records in Iowa. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
The 8 dentist records with the nearest ZIP codes
- Lindsey Anzalone, DDSSioux City, IA 511041679701387
- Dawn Frein, DDSSioux City, IA 511041063611002
- Brandon Jensen, DDSSioux City, IA 511041629153747
- Joseph Kayl, DDSSioux City, IA 511041821772831
- Jada Kurth, DDSSioux City, IA 511041376772103
- Wayne Lewis, DDSSioux City, IA 511041083799423
- John Meis, DDSSioux City, IA 511041689756348
- Jerry Prahl, DDSSioux City, IA 511041538240924
Common questions
What is Fred R. Rizk, DDS's NPI number?
Fred R. Rizk, DDS's National Provider Identifier (NPI) is 1790811024, issued on Feb 23, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Fred R. Rizk, DDS located?
The NPPES record lists a practice address at 1923 Nebraska Street, Siuox City, IA, 51104. Phone: (712) 258-7734. Providers update this record themselves, so call before visiting.
How can I verify Fred R. Rizk, DDS's license?
NPPES lists Iowa license number 5996, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.