NPPES file of Aug 9, 2026

Karen Ouchi, DDS

Dentist · Columbus, OH

Karen Ouchi, DDS is a dentist with a practice address in Columbus, Ohio, and NPI 1952157141, issued on Apr 29, 2024. Check the license (Ohio RES.004743, as entered in NPPES) with the Ohio board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1952157141
Name
Karen Ouchi
Credential
DDS
Primary taxonomy
Dentist 122300000X
License numbers
RES.004743 OH
30.028602 OH
Self-reported in NPPES; status is on the state search
Practice location
1730 Schrock RD, Columbus, OH 43229
Phone
(614) 890-1333
Enumerated
Apr 29, 2024
Record last updated
Jul 5, 2026
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 dentist records → All 2,780 in Ohio → Look up another NPI →

Also registered at 1730 Schrock RD

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

  1. Mark Miller, DDSGeneral Practice Dentistry1144315805
  2. James Nicholls, D.D.SGeneral Practice Dentistry1023158540
  3. Theodore Terry, DDSDentist1831352509

Verify Karen Ouchi in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Ohio board licenses this profession
    Search for license RES.004743    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 Ohio license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Industry payments in 2024: $200.00

8 payments; by number, the most common kind was education; the largest payer was Straumann USA LLC. The 31,974 providers of this specialty with any payment received $540.36 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Karen Ouchi$200.00
  2. Specialty average$540.36

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Karen Ouchi among 2,780 dentist records in Ohio

Karen Ouchi, DDS is one of 2,780 dentist records with a practice address in Ohio. 66% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 91% of them.

  • NPI issued2024 · 91% of these records are older, 5% newer
  • In a Medicare fileYes · 66% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2026 · 70% 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 Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Dentist providers in Ohio

There are 2,780 dentist records in Ohio.

All 2,780 in Ohio → Every provider in Columbus → Dentist nationwide →

The 8 dentist records with the nearest ZIP codes

  1. David Davis, DDSColumbus, OH 432291881700979
  2. Charles Hammond, D.D.S.Columbus, OH 432291316193733
  3. Mitzi Hines, DDSColumbus, OH 432291376602623
  4. Dong-Il Kim, D.D.S.Columbus, OH 432291912026865
  5. John Kromhout, DMDColumbus, OH 432291588851570
  6. Joan-Florence Salido, D.D.S.Columbus, OH 432291386616225
  7. John Segnini, D.D.S.Columbus, OH 432291679533244
  8. Hamideh Shamsai, DDSColumbus, OH 432291801001821

Common questions

What is Karen Ouchi, DDS's NPI number?

Karen Ouchi, DDS's National Provider Identifier (NPI) is 1952157141, issued on Apr 29, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Karen Ouchi, DDS located?

The NPPES record lists a practice address at 1730 Schrock RD, Columbus, OH, 43229. Phone: (614) 890-1333. Providers update this record themselves, so call before visiting.

How can I verify Karen Ouchi, DDS's license?

NPPES lists Ohio license number RES.004743, as entered by the provider. Search the Ohio 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. Medicare files from data.cms.gov. 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.