DUNCAN R. DAVIAU PA-C
NPI 1013432582
Physician Assistant in Worcester, MA

Active since August 07, 2017PECOS EnrolledAccepts Medicare Assignment
55 LAKE AVE N, WORCESTER, MA 01655(508) 421-1400(508) 421-1490 Get Directions Write a Review

NPPES record last updated: November 14, 2020. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Nov 14, 2020, Apr 14, 2020, Aug 7, 2017 (3 updates tracked since 2017).

About Duncan R. Daviau Pa-c NPPES

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

DUNCAN R. DAVIAU PA-C (NPI 1013432582) is an individual physician assistant in Worcester, Massachusetts, licensed in Massachusetts (PA6250) and active in the NPI registry since August 2017. He is enrolled in Medicare PECOS, is affiliated with Umass Memorial Healthalliance Hospitals, and maintains a secondary practice location in Leominster.

NPPES Registry Identity

NPI1013432582
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameDUNCAN R. DAVIAUCredential: PA-C
Location Address55 LAKE AVE NWorcester, MA 01655-0002
Mailing AddressPo Box 415348Boston, MA 02241-5348
Fax(508) 421-1490
Sole ProprietorNo
Medical School CMSOtherGraduated 2017
Enumeration DateAugust 7, 2017
Last NPPES UpdateNovember 14, 20203 updates tracked since enumeration
NPPES CertifiedNovember 14, 2020
NPI 1013432582 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License Licensed in MA · PA6250
Definition

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

55 LAKE AVE N, Worcester, MA 01655

Secondary Practice Location 1

Location 160 Hospital RdLeominster, MA 01453-2205 · Phone (084) 211-4005 · Fax (508) 421-1490

Other Identifiers 1

Medicaid110127336AMA

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Duncan R. Daviau Pa-c 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 ID547526865
PECOS Enrollment IDI20171102000266, I20260209003869
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.

Areas of Expertise CMS Part B claims 3

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.

Emergency department visit with low level of medical decision making 99283
An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.
40 services40 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
33 services32 patients
Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
17 services17 patients

Hospital Affiliations CMS Care Compare 3

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

Umass Memorial Healthalliance Hospitals

Acute Care Hospitals · Leominster, MA
2/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number220001
Location60 Hospital RoadLeominster, MA 01453 · Worcester County
Emergency services

Nantucket Cottage Hospital

Acute Care Hospitals · Nantucket, MA
OwnershipVoluntary non-profit - Private
CMS Certification Number220177
Location57 Prospect StreetNantucket, MA 02554 · Nantucket County
Emergency services Birthing friendly

Brattleboro Memorial Hospital

Acute Care Hospitals · Brattleboro, VT
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number470011
Location17 Belmont AveBrattleboro, VT 05301 · Windham County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01655 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
$73.22 typical visit price
range $19.11 – $144.84
Typical copayment $18.30 (range $4.77 – $36.21)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

Emergency Medicine
55 LAKE AVE N
WORCESTER, MA 01655
Nurse Practitioner
55 LAKE AVE N, DEPARTMENT OF RADIOLOGY
WORCESTER, MA 01655
Nurse Anesthetist, Certified Registered
55 LAKE AVE N, DEPARTMENT OF ANESTHESIOLOGY
WORCESTER, MA 01655
Physician Assistant
55 LAKE AVE N
WORCESTER, MA 01655
Internal Medicine
55 LAKE AVE N
WORCESTER, MA 01655
Internal Medicine (Hematology & Oncology)
55 LAKE AVE N
WORCESTER, MA 01655
Anesthesiology
55 LAKE AVE N, ANESTHESIOLOGY
WORCESTER, MA 01655
Anesthesiology
55 LAKE AVE N
WORCESTER, MA 01655

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 Duncan Daviau's NPI number?

The NPI number for Duncan Daviau is 1013432582. It was assigned to this individual provider in the NPPES registry on August 7, 2017.

Where is Duncan Daviau located?

Duncan Daviau practices at 55 Lake Ave N, Worcester, MA 01655. The listed phone number is (508) 421-1400.

What is Duncan Daviau's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Duncan Daviau enrolled in Medicare?

Yes. Duncan Daviau 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.

What insurance does Duncan Daviau accept?

Health plans from Anthem Blue Cross and Blue Shield list Duncan Daviau 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 Duncan Daviau affiliated with any hospitals?

According to CMS data, Duncan Daviau is affiliated with Umass Memorial Healthalliance Hospitals, Nantucket Cottage Hospital and Brattleboro Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Duncan Daviau was last updated on November 14, 2020. NPI Profile syncs with the weekly NPPES data releases published by CMS.