Lauren Marie O'Brien, DMD
Dentist · Janesville, WI
Lauren Marie O'Brien, DMD is a dentist with a practice address in Janesville, Wisconsin, and NPI 1275157349, issued on Jun 3, 2020. Check the license (Wisconsin 6001905-15, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Lauren Marie O'Brien
- Credential
- DMD
- Primary taxonomy
- Dentist 122300000X
- License numbers
- 6001905-15 WI
019032618 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1407 N Wright RD, Janesville, WI 53546
- Phone
- (224) 814-4466
- Enumerated
- Jun 3, 2020
- Record last updated
- Aug 5, 2025
- Entity
- Type 1 · individual
Also registered at 1407 N Wright RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- David GriffinOrthodontics and Dentofacial Orthopedics Dentistry1821138454
- James MarchigianiGeneral Practice Dentistry1922165083
- Amen Mohamed, DDSDentist1356185367
Verify Lauren Marie O'Brien in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 6001905-15Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
7% fewer Medicare Part D claims than the average dentist in 2024
80 Medicare Part D claims for 54 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Amoxicillin32 claims
- Ibuprofen19 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: $36.62
3 payments; by number, the most common kind was food and beverage; the largest payer was Align Technology, Inc. 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.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
39 dentist records list a practice address in Janesville
They are 39 of the 1,538 NPPES records with a practice address in Janesville, and 1,750 dentist records in Wisconsin.
All 39 in Janesville → All 1,750 in Wisconsin → Every provider in Janesville →
Other dentist records in Wisconsin
- Buhisa AbdelkafiRacine, WI1881383586
- Hooman Abdolisereshki, DDSPlymouth, WI1619369279
- Megan Abell, DDSMadison, WI1346477361
- Matthew Abraham, DDSLadysmith, WI1912350448
- Nicolas Abujamra, DDS, MSGreen Bay, WI1720123201
- Guillermo Aceves, DDSJanesville, WI1447090766
- Amber Ackerman, DMDMount Horeb, WI1497646509
- Erica Adams, DMDMadison, WI1275101909
- Hala Afifa, DDSMilwaukee, WI1891363198
- Aarushi Agarwal, DMDMadison, WI1841977717
Common questions
What is Lauren Marie O'Brien, DMD's NPI number?
Lauren Marie O'Brien, DMD's National Provider Identifier (NPI) is 1275157349, issued on Jun 3, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Lauren Marie O'Brien, DMD located?
The NPPES record lists a practice address at 1407 N Wright RD, Janesville, WI, 53546. Phone: (224) 814-4466. Providers update this record themselves, so call before visiting.
How can I verify Lauren Marie O'Brien, DMD's license?
NPPES lists Wisconsin license number 6001905-15, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
How much does Lauren Marie O'Brien, DMD prescribe under Medicare Part D?
In 2024, Lauren Marie O'Brien, DMD had 80 Medicare Part D claims for 54 beneficiaries; the average among dentist prescribers was 86. 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.