Angela M. Casado-Diaz, MD
Family Medicine Physician · Northbridge, MA
Angela M. Casado-Diaz, MD is a family medicine physician with a practice address in Northbridge, Massachusetts, and NPI 1780213744, issued on Apr 2, 2020. Check the license (Massachusetts 1020990, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Angela M. Casado-Diaz
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 1020990 MA
Self-reported in NPPES; status is on the state search - Practice location
- 100 Commerce Dr, Northbridge, MA 01534
- Phone
- (508) 234-6311
- Enumerated
- Apr 2, 2020
- Record last updated
- Aug 6, 2025
- Fax
- (508) 234-4215
- Medicare enrollment
- Enrolled (PECOS I20240920001680); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,265 in Massachusetts → Look up another NPI →
Also registered at 100 Commerce Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lisa Banian, NP-CFamily Nurse Practitioner1598174120
- David Blake, PA-CPhysician Assistant1598266462
- Melanie Boisvert, PA-CMedical Physician Assistant1255220877
- Tonya Bowzer, NPNurse Practitioner1497098339
- Meghan Brigham, FNPNurse Practitioner1730630294
- Reynold Dahl, M.D.Family Medicine Physician1932134202
Verify Angela M. Casado-Diaz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 1020990Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
23% fewer Medicare Part D claims than the average family medicine physician in 2024
2,728 Medicare Part D claims for 227 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 44 claims were for opioids.
Most prescribed
- Atorvastatin Calcium120 claims
- Gabapentin112 claims
- Levothyroxine Sodium110 claims
- Amlodipine Besylate96 claims
- Omeprazole89 claims
- Rosuvastatin Calcium88 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 MIPS final score for 2023 (Medicare payment program): 96.4 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Milford Regional Physician Group, Inc.Northbridge, MA
- Umass Memorial Medical Group IncNorthbridge, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Angela M. Casado-Diaz among 2,265 family medicine physician records in Massachusetts
Angela M. Casado-Diaz, MD is one of 2,265 family medicine physician records with a practice address in Massachusetts. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 87% of them.
- NPI issued2020 · 87% of these records are older, 10% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2019 · median 2006 among the 1,529 with a school on file
- Record last updated2025 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
7 family medicine physician records list a practice address in Northbridge
They are 7 of the 51 NPPES records with a practice address in Northbridge, and 2,265 family medicine physician records in Massachusetts.
All 2,265 in Massachusetts → Every provider in Northbridge → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Reynold Dahl, M.D.Northbridge, MA 015341932134202
- Chantal Dewey, M.D.Northbridge, MA 015341730526302
- Cailin McDeed, D.O.Northbridge, MA 015341508228545
- Michael Murphy, M.D.Northbridge, MA 015341952764227
- Erika Pommett, DONorthbridge, MA 015341386734838
- Elizabeth Siraco, M.D.Northbridge, MA 015341598797359
- Linda Boateng, NPNorthborough, MA 015321437833571
- Michael Reyes, M.D.Northborough, MA 015321528040656
Common questions
What is Angela M. Casado-Diaz, MD's NPI number?
Angela M. Casado-Diaz, MD's National Provider Identifier (NPI) is 1780213744, issued on Apr 2, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Angela M. Casado-Diaz, MD located?
The NPPES record lists a practice address at 100 Commerce Dr, Northbridge, MA, 01534. Phone: (508) 234-6311. Providers update this record themselves, so call before visiting.
How can I verify Angela M. Casado-Diaz, MD's license?
NPPES lists Massachusetts license number 1020990, 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 Angela M. Casado-Diaz, MD prescribe under Medicare Part D?
In 2024, Angela M. Casado-Diaz, MD had 2,728 Medicare Part D claims for 227 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Angela M. Casado-Diaz, MD's MIPS final score?
The 2023 MIPS final score is 96.4 of 100. 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.