Marian Madden, M.D.
Internal Medicine Physician · Williamstown, MA
Marian Madden, M.D. is an internal medicine physician with a practice address in Williamstown, Massachusetts, and NPI 1811097009, issued on Sep 25, 2006. Check the license (Massachusetts 79551, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Marian Madden
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 79551 MA
Self-reported in NPPES; status is on the state search - Practice location
- 197 Adams RD, Williamstown, MA 01267
- Phone
- (413) 458-8182
- Enumerated
- Sep 25, 2006
- Record last updated
- May 15, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (413) 458-3140
- Medicare enrollment
- Enrolled (PECOS I20050503001179); accepts Medicare assignment
- Medical or professional school
- University Of Pittsburgh School Of Medicine, 1987
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 6,825 in Massachusetts → Look up another NPI →
Also registered at 197 Adams RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lydia Carollo, PA-CPhysician Assistant1225015134
- Karen Dobe-Costa, DPMPodiatrist1548259153
- Eileen Gabriel, RN, GNP-CGerontology Nurse Practitioner1114904026
- Sriramya Gayam, MDInternal Medicine Physician1700373743
- Sarah KangasFamily Nurse Practitioner1225401656
- Ali Nauman Khan, M.D.Internal Medicine Physician1457976292
Verify Marian Madden in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 79551Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average internal medicine physician in 2024
204 Medicare Part D claims for 146 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.
Most prescribed
- Prednisone31 claims
- Azithromycin24 claims
- Amoxicillin-Clavulanate Potass19 claims
- Albuterol Sulfate Hfa13 claims
- Gabapentin11 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
- Fairview HospitalWilliamstown, MA · Critical Access Hospitals5 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.
Marian Madden among 6,825 internal medicine physician records in Massachusetts
Marian Madden, M.D. is one of 6,825 internal medicine physician records with a practice address in Massachusetts. 75% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 54% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1987 · median 2004 among the 4,103 with a school on file
- Record last updated2018 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
6 internal medicine physician records list a practice address in Williamstown
They are 6 of the 139 NPPES records with a practice address in Williamstown, and 6,825 internal medicine physician records in Massachusetts.
All 6,825 in Massachusetts → Every provider in Williamstown → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Sriramya Gayam, MDWilliamstown, MA 012671700373743
- Ali Nauman Khan, M.D.Williamstown, MA 012671457976292
- Rubab Rizwan, M.D.Williamstown, MA 012671780370916
- Brad Whateley, M.D.Williamstown, MA 012671861596728
- Alfred Wise, M.D.Williamstown, MA 012671225015282
- Andrew Plager, M.D.Stockbridge, MA 012621114057718
- Steven Cherry, DONorth Adams, MA 012471841393923
- Kristin Lamontagne, MDNorth Adams, MA 012471174635965
Common questions
What is Marian Madden, M.D.'s NPI number?
Marian Madden, M.D.'s National Provider Identifier (NPI) is 1811097009, issued on Sep 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Marian Madden, M.D. located?
The NPPES record lists a practice address at 197 Adams RD, Williamstown, MA, 01267. Phone: (413) 458-8182. Providers update this record themselves, so call before visiting.
How can I verify Marian Madden, M.D.'s license?
NPPES lists Massachusetts license number 79551, 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 Marian Madden, M.D. prescribe under Medicare Part D?
In 2024, Marian Madden, M.D. had 204 Medicare Part D claims for 146 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.