Mark Cassidy, D.M.D.
Orthodontics and Dentofacial Orthopedics Dentistry · Centennial, CO
Mark Cassidy, D.M.D. is an orthodontics and dentofacial orthopedics dentistry with a practice address in Centennial, Colorado, and NPI 1619004868, issued on Feb 27, 2007. Check the license with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mark Cassidy
- Credential
- D.M.D.
- Primary taxonomy
- Orthodontics and Dentofacial Orthopedics Dentistry 1223X0400X
- Practice location
- 6979 S Holly Cir, Centennial, CO 80112
- Phone
- (303) 779-1977
- Enumerated
- Feb 27, 2007
- Entity
- Type 1 · individual
Also registered at 6979 S Holly Cir
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Stacy Baumer, CMTSpecialist1336284082
- Brittany Bevis, D.M.D.General Practice Dentistry1831225499
- Liliane Brantes, D.D.S.Dentist1629063276
- Gordon Calhoun, D.D.S.Dentist1952526931
- Jana ForsterDental Hygienist1861060410
- Angela Gilbert, C.M.T.Massage Therapist1356549752
Verify Mark Cassidy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Industry payments in 2024: $85.62
3 payments, mostly food and beverage; the largest payer was American Orthodontics Corporation. The 6,904 providers of this specialty with any payment received $1,744.59 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Orthodontics and Dentofacial Orthopedics Dentistry providers in Colorado
There are 299 orthodontics and dentofacial orthopedics dentistry records in Colorado.
Other orthodontics and dentofacial orthopedics dentistry records in Colorado
- David Albert, DDS MSDLittleton, CO1033231030
- Charles Alexander, D.D.S., M.S.D.Montrose, CO1790901601
- Ginny Anderson, DDSDenver, CO1972800878
- Stephen Andrews, D.M.D.Aurora, CO1730207416
- Jose Arango, DDS, MSColorado Springs, CO1619036696
- Joseph Asercion, D.D.S.Centennial, CO1326239757
- Eric Atha, D.D.S.,M.S.Colorado Springs, CO1649310418
- Daniel Avant, DDS MSDColorado Springs, CO1467573592
- John Bailey, D.D.S., M.S.Colorado Springs, CO1912178161
- Brooks BarefootLone Tree, CO1114243300
Common questions
What is Mark Cassidy, D.M.D.'s NPI number?
Mark Cassidy, D.M.D.'s National Provider Identifier (NPI) is 1619004868, issued on Feb 27, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Mark Cassidy, D.M.D. located?
The NPPES record lists a practice address at 6979 S Holly Cir, Centennial, CO, 80112. Phone: (303) 779-1977. Providers update this record themselves, so call before visiting.
How can I verify Mark Cassidy, D.M.D.'s license?
Search the Colorado board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.