Dina Elizabeth O'Brien, DDS
General Practice Dentistry · Denver, CO
Dina Elizabeth O'Brien, DDS is a general practice dentistry with a practice address in Denver, Colorado, and NPI 1336844182, issued on Apr 3, 2023. Check the license (Colorado DEN.00205659, as entered in NPPES) with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Dina Elizabeth O'Brien
- Credential
- DDS
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- DEN.00205659 CO
Self-reported in NPPES; status is on the state search - Practice location
- 3705 E Colfax Ave, Denver, CO 80206
- Phone
- (303) 399-3001
- Enumerated
- Apr 3, 2023
- Record last updated
- Jul 3, 2023
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 2,488 in Colorado → Look up another NPI →
Also registered at 3705 E Colfax Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Hallie Hensley, DMDDentist1316787179
Verify Dina Elizabeth O'Brien in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this profession
Search for license DEN.00205659Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
64% fewer Medicare Part D claims than the average general practice dentistry in 2024
30 Medicare Part D claims for 22 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Amoxicillin11 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: $13.92
1 payment: food and beverage; the largest payer was Elevate Oral Care. 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.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Dina Elizabeth O'Brien among 2,488 general practice dentistry records in Colorado
Dina Elizabeth O'Brien, 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 2023, is newer than 93% of them.
- NPI issued2023 · 93% of these records are older, 4% 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 updated2023 · 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.
All 2,488 in Colorado → Every provider in Denver → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Donald Batliner, DDSDenver, CO 802061831197763
- David Dinsmore, DDSDenver, CO 802061952467912
- Bradley Doi, D.D.S.Denver, CO 802061659488971
- Roger Druckman, D.D.S.Denver, CO 802061003999244
- Tania Florez, DDSDenver, CO 802061356381040
- Bruce Greenstein, D.M.D.Denver, CO 802061619047487
- Mark JolstadDenver, CO 802061730257346
- Todd Light, DDSDenver, CO 802061942378856
Common questions
What is Dina Elizabeth O'Brien, DDS's NPI number?
Dina Elizabeth O'Brien, DDS's National Provider Identifier (NPI) is 1336844182, issued on Apr 3, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Dina Elizabeth O'Brien, DDS located?
The NPPES record lists a practice address at 3705 E Colfax Ave, Denver, CO, 80206. Phone: (303) 399-3001. Providers update this record themselves, so call before visiting.
How can I verify Dina Elizabeth O'Brien, DDS's license?
NPPES lists Colorado license number DEN.00205659, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.
How much does Dina Elizabeth O'Brien, DDS prescribe under Medicare Part D?
In 2024, Dina Elizabeth O'Brien, DDS had 30 Medicare Part D claims for 22 beneficiaries; the average among general practice dentistry prescribers was 83. 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.