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ANGELA M CASADO-DIAZ MD
NPI 1780213744
Family Medicine in Northbridge, MA

Active since April 02, 2020PECOS EnrolledAccepts Medicare Assignment
96.36/100
CMS Quality Rating
100 COMMERCE DR, NORTHBRIDGE, MA 01534(508) 234-6311(508) 234-4215 Get Directions Write a Review

NPPES record last updated: August 6, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 6, 2025, Oct 7, 2024, Apr 24, 2020 and 1 more (4 updates tracked since 2020).

About Angela M Casado-diaz Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ANGELA M CASADO-DIAZ MD (NPI 1780213744) is an individual family medicine provider in Northbridge, Massachusetts, licensed in Massachusetts (1020990) and active in the NPI registry since April 2020. She is enrolled in Medicare PECOS, is affiliated with Milford Regional Medical Center, and is a graduate of Other (2019).

NPPES Registry Identity

NPI1780213744
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameANGELA M CASADO-DIAZCredential: MD
Location Address100 COMMERCE DRNorthbridge, MA 01534-1415
Mailing Address9 Industrial Rd Ste 5Milford, MA 01757-3736 · (508) 473-1480
Phone(508) 234-6311
Fax(508) 234-4215
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateApril 2, 2020
Last NPPES UpdateAugust 6, 20254 updates tracked since enumeration
NPPES CertifiedAugust 6, 2025
✔ NPI 1780213744 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in MA · 1020990
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
100 COMMERCE DR, Northbridge, MA 01534
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Taro Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Angela M Casado-diaz Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4183034101
PECOS Enrollment IDI20240920001680
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Angela Casado-diaz reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Milford Regional Physician Group, Inc.
6.1 mi
Cardiovascular Disease
308 MAIN ST
Milford, MA 01757
  • Reassigned Medicare billing, Massachusetts enrollment
  • 238 clinicians in this Medicare group
NPI 1285031039 (508) 731-2560
Umass Memorial Medical Group, Inc.
11 mi
Urgent Care
78 SUTTON AVE
Oxford, MA 01540
  • Reassigned Medicare billing, Massachusetts enrollment
  • 2,902 clinicians in this Medicare group
NPI 1982381018 (508) 499-1760

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
108 services67 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
72 services40 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Milford Regional Medical Center

Acute Care Hospitals · Milford, MA
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number220090
Location14 Prospect StreetMilford, MA 01757 · Worcester County
Emergency services Birthing friendly

Umass Memorial Medical Center/University Campus

Acute Care Hospitals · Worcester, MA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220163
Location55 Lake Avenue NorthWorcester, MA 01655 · Worcester County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01534 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$90.70 typical visit price
range $58.86 – $177.36
Typical copayment $22.67 (range $14.71 – $44.34)
Most-billed visit code 99203
Established Patient
$103.48 typical visit price
range $19.11 – $144.84
Typical copayment $25.87 (range $4.77 – $36.21)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

96.36/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality86.23
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES 17

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

BRENDA CHARLENE ZYLSTRA NP
Obstetrics & Gynecology
100 COMMERCE DR
NORTHBRIDGE, MA 01534
Worcester County (508) 234-6260
PATRICK DANIEL HAZARD PA-C
Physician Assistant (Medical)
100 COMMERCE DR
NORTHBRIDGE, MA 01534
Worcester County (508) 234-6311
MELANIE BOISVERT PA-C
Physician Assistant (Medical)
100 COMMERCE DR
NORTHBRIDGE, MA 01534
Worcester County (508) 372-3510
JENNIFER GARTMAN MD
Internal Medicine
100 COMMERCE DR
NORTHBRIDGE, MA 01534
Worcester County (508) 234-6311
MILFORD REGIONAL PHYSICIAN GROUP, INC.
Family Medicine
100 COMMERCE DR
NORTHBRIDGE, MA 01534
Worcester County (508) 372-3510
DR. ERIKA C POMMETT DO
Family Medicine
100 COMMERCE DR
NORTHBRIDGE, MA 01534
Worcester County (508) 234-6311
TONYA A BOWZER NP
Nurse Practitioner
100 COMMERCE DR
NORTHBRIDGE, MA 01534
Worcester County (508) 372-3510
CAILIN MCDEED D.O.
Family Medicine
100 COMMERCE DR
NORTHBRIDGE, MA 01534
Worcester County (508) 234-6311

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Angela Casado-diaz's NPI number?

The NPI number for Angela Casado-diaz is 1780213744. It was assigned to this individual provider in the NPPES registry on April 2, 2020.

Where is Angela Casado-diaz located?

Angela Casado-diaz practices at 100 Commerce Dr, Northbridge, MA 01534. The listed phone number is (508) 234-6311.

What is Angela Casado-diaz's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Angela Casado-diaz enrolled in Medicare?

Yes. Angela Casado-diaz is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Angela Casado-diaz's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Angela Casado-diaz reassigns Medicare benefits to 2 organizations: Milford Regional Physician Group, Inc. (Milford, MA) and Umass Memorial Medical Group, Inc. (Oxford, MA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Angela Casado-diaz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Angela Casado-diaz accept?

Health plans from Anthem Blue Cross and Blue Shield and Taro Health list Angela Casado-diaz as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Angela Casado-diaz affiliated with any hospitals?

According to CMS data, Angela Casado-diaz is affiliated with Milford Regional Medical Center and Umass Memorial Medical Center/University Campus.

When was this NPI record last updated?

The NPPES record for Angela Casado-diaz was last updated on August 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.