John Diorio, MD
Internal Medicine Physician · Abington, MA
John Diorio, MD is an internal medicine physician with a practice address in Abington, Massachusetts, and NPI 1932131000, issued on Jul 7, 2006. Check the license (Massachusetts 42422, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- John Diorio
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 42422 MA
Self-reported in NPPES; status is on the state search - Practice location
- 277 Washington St, Abington, MA 02351
- Phone
- (781) 871-0200
- Enumerated
- Jul 7, 2006
- Entity
- Type 1 · individual
Also registered at 277 Washington St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kylee BerryOccupational Therapist1861879769
- Jaime Dean, COTA/LOccupational Therapy Assistant1770757049
- Christine Kelley, LICSWSocial Worker1861748196
- Laura Lamar, MS SLPSpeech-Language Pathologist1225290778
- Kevin McKearneyPhysical Therapist1124406301
Verify John Diorio in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 42422Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
32% more Medicare Part D claims than the average internal medicine physician in 2024
3,679 Medicare Part D claims for 106 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 15 claims were for opioids.
Most prescribed
- Eliquis309 claims
- Sertraline Hcl207 claims
- Atorvastatin Calcium167 claims
- Levothyroxine Sodium154 claims
- Metoprolol Succinate131 claims
- Trazodone Hcl109 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.
5 internal medicine physician records list a Abington practice address
They are 5 of the 129 NPPES records with a Abington practice address, and 7,865 internal medicine physician records in Massachusetts.
All 5 in Abington → All 7,865 in Massachusetts → Every provider in Abington →
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 John Diorio, MD's NPI number?
John Diorio, MD's National Provider Identifier (NPI) is 1932131000, issued on Jul 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Diorio, MD located?
The NPPES record lists a practice address at 277 Washington St, Abington, MA, 02351. Phone: (781) 871-0200. Providers update this record themselves, so call before visiting.
How can I verify John Diorio, MD's license?
NPPES lists Massachusetts license number 42422, as entered by the provider. 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 John Diorio, MD prescribe under Medicare Part D?
In 2024, John Diorio, MD had 3,679 Medicare Part D claims for 106 beneficiaries; 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.