Peter Barker, MD
Family Medicine Physician · Swampscott, MA
Peter Barker, MD is a family medicine physician with a practice address in Swampscott, Massachusetts, and NPI 1568461580, issued on Jul 20, 2005. Check the license on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Peter Barker
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- Practice location
- 250 Paradise RD, Swampscott, MA 01907
- Phone
- (781) 596-2000
- Enumerated
- Jul 20, 2005
- Entity
- Type 1 · individual
Also registered at 250 Paradise RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nancy Akbari, MDInternal Medicine Physician1184623126
- Elizabeth Alt, MDPublic Health & General Preventive Medicine Physician1356635916
- Lisa Ceplikas, M.D.Family Medicine Physician1164657789
- Samuel Coffin, MDInternal Medicine Physician1417452723
- Joshua Cohen, MDFamily Medicine Physician1053842294
- Miguel Concepcion, M.D.Sports Medicine (Family Medicine) Physician1619101052
Verify Peter Barker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in MedicineCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
15% fewer Medicare Part D claims than the average family medicine physician in 2024
3,000 Medicare Part D claims for 336 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.
Most prescribed
- Atorvastatin Calcium279 claims
- Lisinopril176 claims
- Metoprolol Succinate133 claims
- Omeprazole126 claims
- Levothyroxine Sodium110 claims
- Risperidone105 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 or facility affiliation
- Mass General Brigham Medical Group Northern Massachusetts IncSwampscott, MA
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
10 family medicine physician records list a Swampscott practice address
They are 10 of the 229 NPPES records with a Swampscott practice address, and 2,226 family medicine physician records in Massachusetts.
All 10 in Swampscott → All 2,226 in Massachusetts → Every provider in Swampscott →
Other family medicine physician records in Massachusetts
- Salah Abass, M.D.Methuen, MA1417959776
- Sheila Abdallah, MDWorcester, MA1821356312
- Jonathan Abel, DOSpringfield, MA1700897196
- Mohamed Abib, MDSturbridge, MA1639281090
- Kevin Abraham, M.D.Worcester, MA1689037673
- Janet Abrahamian, M.D.West Boylston, MA1932156627
- John Abramson, M.D.Ipswich, MA1275613903
- John Paul Abroguena, MDPlainville, MA1235361080
- Aliza Acker-Bernstein, M.D.Peabody, MA1023057551
- Lisa Adams, MDFalmouth, MA1235404336
Common questions
What is Peter Barker, MD's NPI number?
Peter Barker, MD's National Provider Identifier (NPI) is 1568461580, issued on Jul 20, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Peter Barker, MD located?
The NPPES record lists a practice address at 250 Paradise RD, Swampscott, MA, 01907. Phone: (781) 596-2000. Providers update this record themselves, so call before visiting.
How can I verify Peter Barker, MD's license?
Search the Massachusetts Board of Registration in Medicine at https://www.mass.gov/orgs/board-of-registration-in-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Peter Barker, MD prescribe under Medicare Part D?
In 2024, Peter Barker, MD had 3,000 Medicare Part D claims for 336 beneficiaries; the average among family medicine physician prescribers was 3,519. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.