1. Home
  2. Directory
  3. Massachusetts
  4. Worcester
  5. Pediatrics
  6. NPI Profile

DR. ERIN MARIE MCMASTER M.D.
NPI 1700871845
Pediatrics in Worcester, MA

Active since September 14, 2005PECOS Enrolled
55 LAKE AVE N, WORCESTER, MA 01655(508) 856-5545(508) 856-1042 Get Directions Write a Review

NPPES record last updated: November 16, 2020. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Nov 16, 2020, May 25, 2017 (2 updates tracked since 2017).

About Dr. Erin Marie Mcmaster M.d. NPPES

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

DR. ERIN MARIE MCMASTER M.D. (NPI 1700871845) is an individual pediatrics provider in Worcester, Massachusetts, licensed in Massachusetts (158275) and active in the NPI registry since September 2005. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1700871845
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameDR. ERIN MARIE MCMASTERCredential: M.D.
Location Address55 LAKE AVE NWorcester, MA 01655-0002
Mailing AddressPo Box 415348Boston, MA 02241-5348 · (800) 225-8885 · Fax (508) 334-1977
Phone(508) 856-5545
Fax(508) 856-1042
Sole ProprietorNo
Enumeration DateSeptember 14, 2005
Last NPPES UpdateNovember 16, 20202 updates tracked since enumeration
NPPES CertifiedNovember 16, 2020
✔ NPI 1700871845 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in MA · 158275
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
55 LAKE AVE N, Worcester, MA 01655
Open in Google Maps ↗

Other Identifiers 2

OtherA3130502MA · Medicare
Medicaid110000365AMA

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. Erin Marie Mcmaster M.d. 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 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
$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.

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.

HILLARY R. IRONS MD
Emergency Medicine
55 LAKE AVE N
WORCESTER, MA 01655
Worcester County (508) 421-1400
MS. EILEEN A. DUHAMEL NP
Nurse Practitioner
55 LAKE AVE N, DEPARTMENT OF RADIOLOGY
WORCESTER, MA 01655
Worcester County (508) 334-2710
EWA HRYNISZYN CRNA
Nurse Anesthetist, Certified Registered
55 LAKE AVE N, DEPARTMENT OF ANESTHESIOLOGY
WORCESTER, MA 01655
Worcester County (508) 334-3271
HELEN COPSEY PA-C
Physician Assistant
55 LAKE AVE N
WORCESTER, MA 01655
Worcester County (508) 334-8585
DR. ADEPEJU GBADEBO CHAMPION M.D.
Internal Medicine
55 LAKE AVE N
WORCESTER, MA 01655
Worcester County (508) 334-2731
SOWMYA KORAPATI
Internal Medicine (Hematology & Oncology)
55 LAKE AVE N
WORCESTER, MA 01655
Worcester County (508) 334-3550
LAYLA FAKHRZADEH M.D.
Anesthesiology
55 LAKE AVE N, ANESTHESIOLOGY
WORCESTER, MA 01655
Worcester County (508) 334-3271
YOONYIE CHO M.D.
Anesthesiology
55 LAKE AVE N
WORCESTER, MA 01655
Worcester County (508) 334-1000

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 Erin Mcmaster's NPI number?

The NPI number for Erin Mcmaster is 1700871845. It was assigned to this individual provider in the NPPES registry on September 14, 2005.

Where is Erin Mcmaster located?

Erin Mcmaster practices at 55 Lake Ave N, Worcester, MA 01655. The listed phone number is (508) 856-5545.

What is Erin Mcmaster's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Erin Mcmaster enrolled in Medicare?

Yes. Erin Mcmaster is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Erin Mcmaster was last updated on November 16, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.