Patrick W. O'Brien
General Practice Dentistry · Spartanburg, SC
Patrick W. O'Brien is a general practice dentistry with a practice address in Spartanburg, South Carolina, and NPI 1942306469, issued on Sep 15, 2006. Check the license (South Carolina DGD.8737, as entered in NPPES) with the South Carolina board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Patrick W. O'Brien
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License numbers
- DGD.8737 SC
DN0011746 FL
Self-reported in NPPES; status is on the state search - Practice location
- 131 Dorman Centre Dr, Spartanburg, SC 29301
- Phone
- (864) 576-6600
- Enumerated
- Sep 15, 2006
- Record last updated
- Aug 2, 2016 (not updated in 10 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 1,761 in South Carolina → Look up another NPI →
Verify Patrick W. O'Brien in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich South Carolina board licenses this profession
Search for license DGD.8737Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
70% more Medicare Part D claims than the average general practice dentistry in 2024
141 Medicare Part D claims for 100 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. 39 claims were for opioids.
Most prescribed
- Amoxicillin84 claims
- Hydrocodone-Acetaminophen36 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.
Patrick W. O'Brien among 1,761 general practice dentistry records in South Carolina
Patrick W. O'Brien is one of 1,761 general practice dentistry records with a practice address in South Carolina. 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 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 70% newer
- In a Medicare fileYes · 66% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2016 · 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 1223G0001X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
82 general practice dentistry records list a practice address in Spartanburg
They are 82 of the 3,328 NPPES records with a practice address in Spartanburg, and 1,761 general practice dentistry records in South Carolina.
All 1,761 in South Carolina → Every provider in Spartanburg → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Edirin Anderson, DDSSpartanburg, SC 293011285682013
- Christopher Ayers, D.M.D.Spartanburg, SC 293011649588526
- Charles Bebko, D.M.D.Spartanburg, SC 293011093718009
- James Brown, D.M.D.Spartanburg, SC 293011225249352
- Robert Culp, D.M.D.Spartanburg, SC 293011043349723
- Ronald Fowler, DMDSpartanburg, SC 293011952476483
- Walter Frye, DMDSpartanburg, SC 293011780850107
- Richard Mathis, DMDSpartanburg, SC 293011952464034
Common questions
What is Patrick W. O'Brien's NPI number?
Patrick W. O'Brien's National Provider Identifier (NPI) is 1942306469, issued on Sep 15, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Patrick W. O'Brien located?
The NPPES record lists a practice address at 131 Dorman Centre Dr, Spartanburg, SC, 29301. Phone: (864) 576-6600. Providers update this record themselves, so call before visiting.
How can I verify Patrick W. O'Brien's license?
NPPES lists South Carolina license number DGD.8737, as entered by the provider. Search the South Carolina board that licenses this profession; the NPPES record confirms identity only.
How much does Patrick W. O'Brien prescribe under Medicare Part D?
In 2024, Patrick W. O'Brien had 141 Medicare Part D claims for 100 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.