Alexander Michael Digregorio, D.O.
Internal Medicine Physician · Phoenixville, PA
Alexander Michael Digregorio, D.O. is an internal medicine physician with a practice address in Phoenixville, Pennsylvania, and NPI 1295273290, issued on Feb 9, 2017. Check the license (Pennsylvania OS023440, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Alexander Michael Digregorio
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- OS023440 PA
Self-reported in NPPES; status is on the state search - Practice location
- 140 Nutt RD, Phoenixville, PA 19460
- Phone
- (610) 983-1000
- Enumerated
- Feb 9, 2017
- Record last updated
- Jul 17, 2025
- Medicare enrollment
- Enrolled (PECOS I20240423000769); accepts Medicare assignment
- Medical or professional school
- Philadelphia College Of Osteopathic Medicine, 2017
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,300 in Pennsylvania → Look up another NPI →
Also registered at 140 Nutt RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Abhishek Allam, MDStudent in an Organized Health Care Education/Training Program1912640400
- Bianca Anchaluisa, DPMStudent in an Organized Health Care Education/Training Program1932990959
- Lindsay Anonich, PA-CPhysician Assistant1366762536
Verify Alexander Michael Digregorio in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OS023440Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average internal medicine physician in 2024
264 Medicare Part D claims for 117 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Metoprolol Succinate16 claims
- Pantoprazole Sodium14 claims
- Clopidogrel11 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Phoenixville Clinic Company LLCPhoenixville, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alexander Michael Digregorio among 7,300 internal medicine physician records in Pennsylvania
Alexander Michael Digregorio, D.O. is one of 7,300 internal medicine physician records with a practice address in Pennsylvania. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 68% of them.
- NPI issued2017 · 68% of these records are older, 29% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2017 · median 2008 among the 4,208 with a school on file
- Record last updated2025 · 56% 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 Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
37 internal medicine physician records list a practice address in Phoenixville
They are 37 of the 886 NPPES records with a practice address in Phoenixville, and 7,300 internal medicine physician records in Pennsylvania.
All 7,300 in Pennsylvania → Every provider in Phoenixville → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Andrew Baskin, M.D.Phoenixville, PA 194601700146412
- Mark Brown, MDPhoenixville, PA 194601467491050
- Ira Cantor, M.DPhoenixville, PA 194601760425755
- Marion Childs, M.D.Phoenixville, PA 194601801892161
- Jacquline Diblasio, M.D.Phoenixville, PA 194601134131816
- Eric Holmboe, M.D.Phoenixville, PA 194601770751935
- Oladoye Kehinde, MDPhoenixville, PA 194601497727044
- William Mark, M.D.Phoenixville, PA 194601396955522
Common questions
What is Alexander Michael Digregorio, D.O.'s NPI number?
Alexander Michael Digregorio, D.O.'s National Provider Identifier (NPI) is 1295273290, issued on Feb 9, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Alexander Michael Digregorio, D.O. located?
The NPPES record lists a practice address at 140 Nutt RD, Phoenixville, PA, 19460. Phone: (610) 983-1000. Providers update this record themselves, so call before visiting.
How can I verify Alexander Michael Digregorio, D.O.'s license?
NPPES lists Pennsylvania license number OS023440, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Alexander Michael Digregorio, D.O. prescribe under Medicare Part D?
In 2024, Alexander Michael Digregorio, D.O. had 264 Medicare Part D claims for 117 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Alexander Michael Digregorio, D.O.'s MIPS final score?
The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.