Marguerite Roach, M.D.
Internal Medicine Physician · Concord, MA
Marguerite Roach, M.D. is an internal medicine physician with a practice address in Concord, Massachusetts, and NPI 1124087853, issued on Mar 21, 2006. Check the license on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Marguerite Roach
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- Practice location
- 80 Beharrell St # 80A, Concord, MA 01742
- Phone
- (781) 259-9292
- Enumerated
- Mar 21, 2006
- Entity
- Type 1 · individual
Also registered at 80 Beharrell St # 80A
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Christine Beck, MDFamily Medicine Physician1841517745
- Pamela Deluca, M.D.Rheumatology Physician1710946462
- Kayla Ditommaso, NPStudent in an Organized Health Care Education/Training Program1871031427
- Peter Hoenig, M.DInternal Medicine Physician1801855531
- Betty Pomerleau, M.D.Internal Medicine Physician1811972821
- Lynn Weigel, MPPulmonary Disease Physician1386603884
Verify Marguerite Roach 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
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
26 Medicare Part D claims, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Amlodipine Besylate13 claims
- Hydrochlorothiazide12 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.
46 internal medicine physician records list a Concord practice address
They are 46 of the 1,078 NPPES records with a Concord practice address, and 7,865 internal medicine physician records in Massachusetts.
All 46 in Concord → All 7,865 in Massachusetts → Every provider in Concord →
Other internal medicine physician records in Massachusetts
- Nawal Aamir, MDWorcester, MA1588248926
- Zainab AbbasWorcester, MA1609028000
- Nooshin Abbasi, MD MPHNewton, MA1831888353
- Lauren Abbate, MDBoston, MA1922099621
- Bassima Abdallah, MDBoston, MA1912327305
- Samah Abdallah, MDBrighton, MA1730814971
- Omar Abdel-Wahab, M.D.Boston, MA1023042777
- Salah Abdelgadir, MDBoston, MA1891280954
- Mahmoud Abdelghany, M.D.Springfield, MA1134479629
- Mohab AbdelhalimBoston, MA1871388496
Common questions
What is Marguerite Roach, M.D.'s NPI number?
Marguerite Roach, M.D.'s National Provider Identifier (NPI) is 1124087853, issued on Mar 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Marguerite Roach, M.D. located?
The NPPES record lists a practice address at 80 Beharrell St # 80A, Concord, MA, 01742. Phone: (781) 259-9292. Providers update this record themselves, so call before visiting.
How can I verify Marguerite Roach, M.D.'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 Marguerite Roach, M.D. prescribe under Medicare Part D?
In 2024, Marguerite Roach, M.D. had 26 Medicare Part D claims; the average among internal medicine physician prescribers was 2,785. 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.