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Active NPI 1669907218 Individual Practitioner Male Practitioner

William Siler Elias , PA-C

Physician Assistant • Worcester, MA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

William Elias, PA-C is a certified Physician Assistant practicing in Worcester, MA. With approximately 9 years of clinical experience since completing medical education in 2017, William Elias delivers high-quality medical care to the local community at 55 LAKE AVE N.

William Elias maintains professional affiliations with Umass Memorial Medical Group Inc, Rhode Island Hospital and accepts Medicare assignment.

Practice Location & Contact Primary Location

Practice Address

55 Lake Ave N

Worcester, MA 016550002

Telephone 5083347828
Fax 5083347284
Associated Practice Facility / Clinic
🏢 Umass Memorial Medical Center Facility NPI 1679574933

Medicare Profile & Education

Medical School

Other

Graduation Year

2017

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Worcester, MA

Experienced Practitioner (5-10 Yrs)
Practitioner Clinical Experience
9 Yrs -1.4 yrs vs City Avg
City Avg: 10.4 Yrs
State Avg: 10.0 Yrs
Regional Practice Density
426 Specialists

Practicing in Worcester, MA (4746 Statewide)

Telehealth Adoption Rate
15.7% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Elias (9 Years) 9 Yrs
Worcester Specialty Average (10.4 Years) 10.4 Yrs

Medical Specialties & State Licenses

CMS Verified: 2025-08-26
Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License MA PA101947

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.

Physician Assistant

NUCC Taxonomy Code: 363A00000X

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.

Physician Assistant

NUCC Taxonomy Code: 363A00000X

State License RI PA00954

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.

Hospital & Practice Group Affiliations

Umass Memorial Medical Group Inc

55 Lake Ave N, Worcester, MA 016550002

Phone: 5083341000

Rhode Island Hospital

593 Eddy St, Providence, RI 029034923

Secondary Practice Locations

593 Eddy St, Cticu

Providence, RI 029034923

Phone: 9122309218

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

32 Associated Practitioners
Christopher Agosti , PA

Physician Assistant

NPI 1023596921

Physician Assistant

Dr. Mary Huerter , MD

Thoracic Surgery (Cardiothoracic Vascular Surgery)

NPI 1043502008

Doctor of Medicine (M.D.)

Sarah Henry , PA-C

Physician Assistant

NPI 1073277943

Physician Assistant (Certified)

Dr. Leora Balsam , MD

Thoracic Surgery (Cardiothoracic Vascular Surgery)

NPI 1083800585

Doctor of Medicine (M.D.)

Margo Wood , NP

Nurse Practitioner - Family

NPI 1083844773

Nurse Practitioner

Dr. Ricardo Bello , MD, PhD

Thoracic Surgery (Cardiothoracic Vascular Surgery)

NPI 1093895658

Doctor of Medicine (M.D.), Doctor of Philosophy (Ph.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

8 Historical Events
📍
Updated Practice Location August 26, 2025

Registered at 55 LAKE AVE N, WORCESTER, MA 016550002 (Tel: 5083347828)

📍
Updated Business Mailing Address August 26, 2025

Registered at PO BOX 415348, BOSTON, MA 022415348

NPI Profile Active April 20, 2017

NPI status registered as active in NPPES database

📍
Updated Practice Location April 20, 2017

Registered at 593 EDDY ST, CTICU, PROVIDENCE, RI 029034923 (Tel: 9122309218)

📍
Updated Business Mailing Address April 20, 2017

Registered at 593 EDDY ST, CTICU, PROVIDENCE, RI 029034923 (Tel: 9122309218)

👤
Provider Name / Credentials Updated April 20, 2017

Recorded as WILLIAM ELIAS, PA-C

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) April 20, 2017

Physician Assistant

🟢
Initial NPI Registration & Enumeration April 20, 2017

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1669907218
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: April 20, 2017
Last Update: August 26, 2025
Sole Proprietor: No

Mailing Address

Po Box 415348

Boston, MA 022415348

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.