NPPES file of Aug 9, 2026

Aaron Robert Welch, DDS

General Practice Dentistry · Denver, CO

Aaron Robert Welch, DDS is a general practice dentistry with a practice address in Denver, Colorado, and NPI 1386252773, issued on Jul 21, 2020. Check the license (Colorado DEN.00204424, as entered in NPPES) with the Colorado 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
1386252773
Name
Aaron Robert Welch
Credential
DDS
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
DEN.00204424 CO
Self-reported in NPPES; status is on the state search
Practice location
1313 S Clarkson St Ste C2, Denver, CO 80210
Phone
(402) 217-7613
Enumerated
Jul 21, 2020
Record last updated
May 29, 2021 (not updated in 5 years: call before relying on the address or phone)
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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Verify Aaron Robert Welch in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Colorado board licenses this profession
    Search for license DEN.00204424
    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 Colorado 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: $636.80

1 payment: compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program; the largest payer was DentalEZ Alabama, Inc. The 41,669 providers of this specialty with any payment received $597.01 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Aaron Welch$636.80
  2. Specialty average$597.01

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

Aaron Robert Welch among 2,488 general practice dentistry records in Colorado

Aaron Robert Welch, DDS is one of 2,488 general practice dentistry records with a practice address in Colorado. 59% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 86% of them.

  • NPI issued2020 · 86% of these records are older, 12% newer
  • In a Medicare fileYes · 59% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2021 · 68% 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 Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

306 general practice dentistry records list a practice address in Denver

They are 306 of the 25,068 NPPES records with a practice address in Denver, and 2,488 general practice dentistry records in Colorado.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Gilmer Boyd, DDSDenver, CO 802101588005326
  2. Cassio Castro, D.M.D.Denver, CO 802101689961765
  3. Lawrence Collins, D.R.Denver, CO 802101356433684
  4. Melissa Glazer, D.D.S.Denver, CO 802101154603348
  5. David Hoag, DMD DENTISTDenver, CO 802101942417332
  6. Marissa Holloway, DMDDenver, CO 802101588143408
  7. Ellias Najjar, DDSLittleton, CO 802101841379039
  8. Kendra Patterson, DMDDenver, CO 802101811038714

Common questions

What is Aaron Robert Welch, DDS's NPI number?

Aaron Robert Welch, DDS's National Provider Identifier (NPI) is 1386252773, issued on Jul 21, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Aaron Robert Welch, DDS located?

The NPPES record lists a practice address at 1313 S Clarkson St Ste C2, Denver, CO, 80210. Phone: (402) 217-7613. Providers update this record themselves, so call before visiting.

How can I verify Aaron Robert Welch, DDS's license?

NPPES lists Colorado license number DEN.00204424, as entered by the provider. Search the Colorado 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.

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.