Ruth A. Barron, MD
Psychiatry Physician · Oak Bluffs, MA
Ruth A. Barron, MD is a psychiatry physician with a practice address in Oak Bluffs, Massachusetts, and NPI 1649340712, issued on Nov 8, 2006. Check the license (Massachusetts 48140, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Ruth A. Barron
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 48140 MA
Self-reported in NPPES; status is on the state search - Practice location
- 1 Hospital RD, Oak Bluffs, MA 02557
- Phone
- (508) 684-4500
- Enumerated
- Nov 8, 2006
- Record last updated
- Jul 20, 2022
- Fax
- (508) 684-4502
- Medicare enrollment
- Enrolled (PECOS I20110215000432); accepts Medicare assignment
- Medical or professional school
- University Of Pittsburgh School Of Medicine, 1977
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 2,736 in Massachusetts → Look up another NPI →
Also registered at 1 Hospital RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nicole Absar, M.D.Behavioral Neurology & Neuropsychiatry Physician1144267857
- David Araujo, LMHCMental Health Counselor1134429533
- Anne-Marie Bell, FNP-CFamily Nurse Practitioner1508249848
- Linsay BumilaNurse Practitioner1659906444
- Paula Caron, RPHPharmacist1407688328
- Karen Casper, M.D.Emergency Medicine Physician1962518738
Verify Ruth A. Barron in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 48140Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
10% more Medicare Part D claims than the average psychiatry physician in 2024
1,103 Medicare Part D claims for 87 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 1% of claims.
Most prescribed
- Bupropion Hcl Sr105 claims
- Escitalopram Oxalate96 claims
- Trazodone Hcl93 claims
- Aripiprazole81 claims
- Fluoxetine Hcl75 claims
- Clonazepam69 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.
One hospital affiliation
- Martha's Vineyard Hospital IncOak Bluffs, MA · Critical Access Hospitals4 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Ruth A. Barron among 2,736 psychiatry physician records in Massachusetts
Ruth A. Barron, MD is one of 2,736 psychiatry physician records with a practice address in Massachusetts. 65% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 51% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 45% of these records are
- Graduated1977 · median 2005 among the 1,219 with a school on file
- Record last updated2022 · 62% 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 Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
3 psychiatry physician records list a practice address in Oak Bluffs
They are 3 of the 143 NPPES records with a practice address in Oak Bluffs, and 2,736 psychiatry physician records in Massachusetts.
All 2,736 in Massachusetts → Every provider in Oak Bluffs → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Jennifer Hawken, MDOak Bluffs, MA 025571972984581
- Charles Silberstein, M.D.Oak Bluffs, MA 025571548311228
- Mary Wilson, M.D.Sagamore Beach, MA 025621720126766
- Theodore Jellinek, MDSandwich, MA 025631730144635
- Marianne Goldsmith, M.D.Vineyard Haven, MA 025681548465446
- Dominic Maxwell, MDVineyard Haven, MA 025681134178106
- Judith Merion, M.D.Vineyard Haven, MA 025681194857409
- Jayne Farley, M.D.Falmouth, MA 025401235186826
Common questions
What is Ruth A. Barron, MD's NPI number?
Ruth A. Barron, MD's National Provider Identifier (NPI) is 1649340712, issued on Nov 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ruth A. Barron, MD located?
The NPPES record lists a practice address at 1 Hospital RD, Oak Bluffs, MA, 02557. Phone: (508) 684-4500. Providers update this record themselves, so call before visiting.
How can I verify Ruth A. Barron, MD's license?
NPPES lists Massachusetts license number 48140, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ruth A. Barron, MD prescribe under Medicare Part D?
In 2024, Ruth A. Barron, MD had 1,103 Medicare Part D claims for 87 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.