Bryan Matthew McGuirk, MD
Internal Medicine Physician · Northborough, MA
Bryan Matthew McGuirk, MD is an internal medicine physician with a practice address in Northborough, Massachusetts, and NPI 1184988446, issued on Jul 1, 2012. Check the license (Massachusetts 252459, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Bryan Matthew McGuirk
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 252459 MA
Self-reported in NPPES; status is on the state search - Practice location
- 333 SW Cutoff, Northborough, MA 01532
- Phone
- (774) 570-5000
- Enumerated
- Jul 1, 2012
- Record last updated
- Oct 28, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (774) 570-5050
- Medicare enrollment
- Enrolled (PECOS I20151022002016); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 6,825 in Massachusetts → Look up another NPI →
Also registered at 333 SW Cutoff
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Shwetha Adhikari, MDInternal Medicine Physician1962715912
- Jennifer Brown, RNFamily Nurse Practitioner1679290365
- Cynthia De Sousa, RNNurse Practitioner1578384608
- Natalie Faxon, FNP-CNurse Practitioner1205624012
- Kerri FiskeNurse Practitioner1801738463
- Julia Foye, PA-CPhysician Assistant1457032666
Verify Bryan Matthew McGuirk in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 252459Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
25% more Medicare Part D claims than the average internal medicine physician in 2024
3,980 Medicare Part D claims for 401 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium332 claims
- Lisinopril252 claims
- Amlodipine Besylate184 claims
- Losartan Potassium170 claims
- Omeprazole159 claims
- Metformin Hcl131 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.
Bills Medicare through one group practice
- Umass Memorial Medical Group IncNorthborough, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Bryan Matthew McGuirk among 6,825 internal medicine physician records in Massachusetts
Bryan Matthew McGuirk, MD 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 2012, is newer than 67% of them.
- NPI issued2012 · 67% of these records are older, 30% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2010 · median 2004 among the 4,103 with a school on file
- Record last updated2020 · 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).
10 internal medicine physician records list a practice address in Northborough
They are 10 of the 328 NPPES records with a practice address in Northborough, and 6,825 internal medicine physician records in Massachusetts.
All 6,825 in Massachusetts → Every provider in Northborough → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Shwetha Adhikari, MDNorthborough, MA 015321962715912
- Rajitha Csudae, MDNorthborough, MA 015321902878325
- Connie Drexler, M.D.Northborough, MA 015321417923673
- David Hatem, M.D.Northborough, MA 015321174506687
- Joel Hurwitz, M.D.Northborough, MA 015321699758102
- Farhan Ibrahimi, MDNorthborough, MA 015321275688442
- Gunardi Irawan, M.D.Northborough, MA 015321053752832
- Shubha Pai, M.D.Northborough, MA 015321669578712
Common questions
What is Bryan Matthew McGuirk, MD's NPI number?
Bryan Matthew McGuirk, MD's National Provider Identifier (NPI) is 1184988446, issued on Jul 1, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Bryan Matthew McGuirk, MD located?
The NPPES record lists a practice address at 333 SW Cutoff, Northborough, MA, 01532. Phone: (774) 570-5000. Providers update this record themselves, so call before visiting.
How can I verify Bryan Matthew McGuirk, MD's license?
NPPES lists Massachusetts license number 252459, 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 Bryan Matthew McGuirk, MD prescribe under Medicare Part D?
In 2024, Bryan Matthew McGuirk, MD had 3,980 Medicare Part D claims for 401 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.