NPPES file of Aug 9, 2026

Robert R. Peterson, D.D.S.

General Practice Dentistry · Marshalltown, IA

Robert R. Peterson, D.D.S. is a general practice dentistry with a practice address in Marshalltown, Iowa, and NPI 1609924190, issued on Jan 8, 2007. Check the license (Iowa 04721, 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.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1609924190
Name
Robert R. Peterson
Credential
D.D.S.
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
04721 IA
Self-reported in NPPES; status is on the state search
Practice location
112 E Linn St, Marshalltown, IA 50158
Phone
(641) 844-6230
Enumerated
Jan 8, 2007
Record last updated
Mar 4, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(641) 844-6235
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest general practice dentistry records → All 1,239 in Iowa → Look up another NPI →

Also registered at 112 E Linn St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Richard Burke, DMDPediatric Dentistry1295839207
  2. Erik Christensen, D.D.S.General Practice Dentistry1730563917
  3. Paul Kang, DDSDentist1720498249
  4. Brian Langston, DMDDentist1851909113
  5. Chad Menke, D.D.S.General Practice Dentistry1750731121
  6. Tate SkartvedtMental Health Counselor1922813302

Verify Robert R. Peterson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Iowa board licenses this profession
    Search for license 04721    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Iowa license search

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Robert R. Peterson among 1,239 general practice dentistry records in Iowa

Robert R. Peterson, D.D.S. is one of 1,239 general practice dentistry records with a practice address in Iowa. 61% 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 40% of them.

  • NPI issued2007 · 40% of these records are older, 41% newer
  • In a Medicare fileNo · 61% of these records are
  • In the CMS Doctors and Clinicians fileNo · 1% of these records are
  • Record last updated2016 · 76% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

19 general practice dentistry records list a practice address in Marshalltown

They are 19 of the 443 NPPES records with a practice address in Marshalltown, and 1,239 general practice dentistry records in Iowa. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,239 in Iowa → Every provider in Marshalltown → General Practice Dentistry nationwide →

The 8 general practice dentistry records with the nearest ZIP codes

  1. Brandt BergmanMarshalltown, IA 501581467982686
  2. Erik Christensen, D.D.S.Marshalltown, IA 501581730563917
  3. David Clark, DDSMarshalltown, IA 501581831103308
  4. John Collison, D.D.S.Marshalltown, IA 501581851430391
  5. Colene Grecian, D.D.S.Marshalltown, IA 501581912091943
  6. David Hall, D.D.S.Marshalltown, IA 501581629160163
  7. Leland HawkinsMarshalltown, IA 501581184767592
  8. Danae Krutzfeldt, DDSMarshalltown, IA 501581497941280

Common questions

What is Robert R. Peterson, D.D.S.'s NPI number?

Robert R. Peterson, D.D.S.'s National Provider Identifier (NPI) is 1609924190, issued on Jan 8, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Robert R. Peterson, D.D.S. located?

The NPPES record lists a practice address at 112 E Linn St, Marshalltown, IA, 50158. Phone: (641) 844-6230. Providers update this record themselves, so call before visiting.

How can I verify Robert R. Peterson, D.D.S.'s license?

NPPES lists Iowa license number 04721, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.