NPPES file of Aug 9, 2026

Chelsea Twohig, D.D.S.

Periodontics · Denver, CO

Chelsea Twohig, D.D.S. is a periodontics with a practice address in Denver, Colorado, and NPI 1255714861, issued on Jun 30, 2015. Check the license (Colorado 203590, 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
1255714861
Name
Chelsea Twohig
Credential
D.D.S.
Primary taxonomy
Periodontics 1223P0300X
License number
203590 CO
Self-reported in NPPES; status is on the state search
Practice location
2223 S Monaco Pkwy, Denver, CO 80222
Phone
(303) 639-3279
Enumerated
Jun 30, 2015
Record last updated
Jul 11, 2018 (not updated in 8 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.
Download card Updates feed

Also registered at 2223 S Monaco Pkwy

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

  1. Donald Brown, DDS, FAGDGeneral Practice Dentistry1750516134
  2. Lavinia Lin, DDSGeneral Practice Dentistry1962775577
  3. William McMunn, DDS MDOral and Maxillofacial Surgery (Dentist)1497748461

Verify Chelsea Twohig 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 203590
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

31% more Medicare Part D claims than the average periodontics in 2024

362 Medicare Part D claims for 121 beneficiaries, against an average of 277 among the 4,191 providers of this specialty who prescribed in Part D.

  1. Chelsea Twohig362
  2. Specialty average277

Most prescribed

  1. Amoxicillin105 claims
  2. Ibuprofen104 claims
  3. Chlorhexidine Gluconate68 claims
  4. Triazolam22 claims
  5. Clobetasol Propionate17 claims
  6. Doxycycline Hyclate13 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $100.00

1 payment: education; the largest payer was Straumann USA LLC. The 2,966 providers of this specialty with any payment received $1,338.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Chelsea Twohig$100.00
  2. Specialty average$1,338.41

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

Chelsea Twohig among 134 periodontics records in Colorado

Chelsea Twohig, D.D.S. is one of 134 periodontics records with a practice address in Colorado. 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 2015, is newer than 81% of them.

  • NPI issued2015 · 81% of these records are older, 17% newer
  • In a Medicare fileYes · 66% of these records are
  • In the CMS Doctors and Clinicians fileNo · 0% of these records are
  • Record last updated2018 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223P0300X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Periodontics providers in Colorado

There are 134 periodontics records in Colorado.

The 8 periodontics records with the nearest ZIP codes

  1. Jan Buckstein, D.D.S.Denver, CO 802221669528394
  2. Jeremy Lowy, D.M.D., M.S.D.Denver, CO 802221902218886
  3. Gregory Farthing, DDS MSDDenver, CO 802241477699957
  4. Richard Metcalfe, DDS, MSDenver, CO 802181639178817
  5. Franc Vanderven, DMDLakewood, CO 802271831315936
  6. Ricardo GapskiDenver, CO 802311588731251
  7. Neil Neugeboren, D.D.S.Denver, CO 802311114025160
  8. Arthur Yagudayev, DDS MDSDenver, CO 802311194148163

Common questions

What is Chelsea Twohig, D.D.S.'s NPI number?

Chelsea Twohig, D.D.S.'s National Provider Identifier (NPI) is 1255714861, issued on Jun 30, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Chelsea Twohig, D.D.S. located?

The NPPES record lists a practice address at 2223 S Monaco Pkwy, Denver, CO, 80222. Phone: (303) 639-3279. Providers update this record themselves, so call before visiting.

How can I verify Chelsea Twohig, D.D.S.'s license?

NPPES lists Colorado license number 203590, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.

How much does Chelsea Twohig, D.D.S. prescribe under Medicare Part D?

In 2024, Chelsea Twohig, D.D.S. had 362 Medicare Part D claims for 121 beneficiaries; the average among periodontics prescribers was 277. Part D covers Medicare prescriptions 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.