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DR. WILLIAM FRANCIS DUNN D.O.
NPI 1043246978
Internal Medicine in Southbridge, MA

Active since June 23, 2006PECOS Enrolled
97.02/100
CMS Quality Rating
100 SOUTH ST, SUITE G08, SOUTHBRIDGE, MA 01550(508) 764-2620(508) 765-1807 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. William Francis Dunn D.o. NPPES

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

DR. WILLIAM FRANCIS DUNN D.O. (NPI 1043246978) is an individual internal medicine provider in Southbridge, Massachusetts, licensed in Massachusetts (73792) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1043246978
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. WILLIAM FRANCIS DUNNCredential: D.O.
Location Address100 SOUTH ST, SUITE G08Southbridge, MA 01550-4051
Mailing Address100 South St, Suite G08Southbridge, MA 01550-4051 · (508) 764-2620 · Fax (508) 765-1807
Phone(508) 764-2620
Fax(508) 765-1807
Sole ProprietorNo
Enumeration DateJune 23, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1043246978 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MA · 73792
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
100 SOUTH ST, Southbridge, MA 01550
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Other Identifiers 10

Other0004162MA · Fallon Health Care
Other073792MA · Tufts Health Plan
Other983811MA · Network Health
Other04-03068MA · United Health Care
Other358480MA · Cigna Healthcare
OtherJ10797MA · Bcbsma
Medicare ID-Type UnspecifiedJ10797MA
Other60821MA · Harvard Pilgrim Health Ca
Medicare UPINE76195MA
Medicaid3075494MA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. William Francis Dunn D.o. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01550 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
$134.47 typical visit price
range $58.86 – $177.36
Typical copayment $33.61 (range $14.71 – $44.34)
Most-billed visit code 99204
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.

97.02/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality78.09
Promoting Interoperability100
Improvement Activities40

Referred Medical Equipment & Supplies CMS DME claims 19

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
10 suppliers46 claims106 services$6.36 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
6 suppliers22 claims27 services$1.04 avg. paid by Medicare
Tubing with integrated heating element for use with positive airway pressure device A4604
DME-Other DME · category DE001N
3 suppliers18 claims18 services$33.64 avg. paid by Medicare
Administration set, with small volume nonfiltered pneumatic nebulizer, disposable A7003
DME-Other DME · category DE000N
1 supplier12 claims24 services$1.29 avg. paid by Medicare
Full face mask used with positive airway pressure device, each A7030
DME-Other DME · category DE001N
2 suppliers13 claims13 services$70.99 avg. paid by Medicare
Face mask interface, replacement for full face mask, each A7031
DME-Other DME · category DE001N
2 suppliers17 claims48 services$26.51 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 20

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

EDWARD YE PA-C
Physician Assistant (Medical)
100 SOUTH ST
SOUTHBRIDGE, MA 01550
Worcester County (508) 765-9771
DR. KRISHNAVENI SIRIGADDI MD
Internal Medicine
100 SOUTH ST
SOUTHBRIDGE, MA 01550
Worcester County (508) 765-9771
DR. CARL JOHN VANDERPUTTEN DO
Emergency Medicine
100 SOUTH ST, HARRINGTON MEMORIAL HOSPITAL
SOUTHBRIDGE, MA 01550
Worcester County (508) 765-9771
DR. MARSHA KAY FEARING MD, MPH, MMSC.
Pediatrics
100 SOUTH ST, STE 102
SOUTHBRIDGE, MA 01550
Worcester County (508) 765-7860
MR. DOMINIC IDOKO MA
Counselor (Mental Health)
100 SOUTH ST
SOUTHBRIDGE, MA 01550
Worcester County (508) 765-9771
STEPHANIE RUIZ-GONZALEZ CRNA
Nurse Anesthetist, Certified Registered
100 SOUTH ST
SOUTHBRIDGE, MA 01550
Worcester County (508) 909-7799
MARY E FRISELLA MD
Internal Medicine (Cardiovascular Disease)
100 SOUTH ST
SOUTHBRIDGE, MA 01550
Worcester County (508) 764-6041
TAMMY JOHNSON
Counselor (Mental Health)
100 SOUTH ST
SOUTHBRIDGE, MA 01550
Worcester County (508) 765-9771

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 William Dunn's NPI number?

The NPI number for William Dunn is 1043246978. It was assigned to this individual provider in the NPPES registry on June 23, 2006.

Where is William Dunn located?

William Dunn practices at 100 South St Suite G08, Southbridge, MA 01550. The listed phone number is (508) 764-2620.

What is William Dunn's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is William Dunn enrolled in Medicare?

Yes. William Dunn is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for William Dunn was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.