Robert Joseph Breen, M.D.
Psychiatry Physician · Columbia, SC
Robert Joseph Breen, M.D. is a psychiatry physician with a practice address in Columbia, South Carolina, and NPI 1427019181, issued on Mar 31, 2006. Check the license (South Carolina 15644, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Robert Joseph Breen
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 15644 SC
Self-reported in NPPES; status is on the state search - Practice location
- 3555 Harden Street Ext Ste 141, Columbia, SC 29203
- Phone
- (803) 434-4300
- Enumerated
- Mar 31, 2006
- Record last updated
- Apr 18, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (803) 434-4351
- Medicaid ID
- 156440 SC
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 891 in South Carolina → Look up another NPI →
Also registered at 3555 Harden Street Ext Ste 141
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Joel Benn, MSN, APRN, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1558028746
- Leigh BlendowskiPsychiatric/Mental Health Nurse Practitioner1104275148
- John Bragg, M.D.Child & Adolescent Psychiatry Physician1790746584
- Amanda Caywood, RNPsychiatric/Mental Health Nurse Practitioner1417520230
- John Clinton, LISW-CPClinical Social Worker1780742882
- Petra Edwards, FNPPsychiatric/Mental Health Nurse Practitioner1154791259
Verify Robert Joseph Breen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
Search for license 15644Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% fewer Medicare Part D claims than the average psychiatry physician in 2024
237 Medicare Part D claims for 14 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.
Most prescribed
- Diazepam33 claims
- Olanzapine Odt29 claims
- Lorazepam19 claims
- Divalproex Sodium Er18 claims
- Trazodone Hcl14 claims
- Metoprolol Succinate13 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: $134.98
2 payments; by number, the most common kind was food and beverage; the largest payer was E.R. Squibb & Sons, L.L.C. The 13,693 providers of this specialty with any payment received $4,954.93 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.
Robert Joseph Breen among 891 psychiatry physician records in South Carolina
Robert Joseph Breen, M.D. is one of 891 psychiatry physician records with a practice address in South Carolina. 67% 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 2% of them.
- NPI issued2006 · 2% of these records are older, 63% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 41% of these records are
- Record last updated2018 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
171 psychiatry physician records list a practice address in Columbia
They are 171 of the 11,200 NPPES records with a practice address in Columbia, and 891 psychiatry physician records in South Carolina.
All 891 in South Carolina → Every provider in Columbia → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- James Bouknight, M.D.Columbia, SC 292031174584916
- Jeffery Brandenburg, MDColumbia, SC 292031659345379
- Nioaka Campbell, M.D.Columbia, SC 292031083675615
- Leslie Frinks, M.D.Columbia, SC 292031699738591
- Marilee Griswold, M.D.Columbia, SC 292031821068719
- Richard Harding, M.D.Columbia, SC 292031356301923
- Jo Marturano, M.D.Columbia, SC 292031609875244
- Meera Narasimhan, M.D.Columbia, SC 292031235199233
Common questions
What is Robert Joseph Breen, M.D.'s NPI number?
Robert Joseph Breen, M.D.'s National Provider Identifier (NPI) is 1427019181, issued on Mar 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert Joseph Breen, M.D. located?
The NPPES record lists a practice address at 3555 Harden Street Ext Ste 141, Columbia, SC, 29203. Phone: (803) 434-4300. Providers update this record themselves, so call before visiting.
How can I verify Robert Joseph Breen, M.D.'s license?
NPPES lists South Carolina license number 15644, as entered by the provider. Search the South Carolina Board of Medical Examiners at https://verify.llronline.com/LicLookup/Med/Med.aspx?div=22. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Robert Joseph Breen, M.D. prescribe under Medicare Part D?
In 2024, Robert Joseph Breen, M.D. had 237 Medicare Part D claims for 14 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.