Erin Mcmaster, M.D.
NPI 1700871845 · Pediatrics Physician · Worcester, MA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Erin Mcmaster, M.D. is a Pediatrics Physician provider in Worcester, MA (NPI 1700871845).
Provider details
- NPI number
- 1700871845
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 158275 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-09-14
- Last updated
- 2020-11-16
- Certified
- 2020-11-16
Frequently asked questions
- What is Erin Mcmaster's NPI number?
- Erin Mcmaster's National Provider Identifier (NPI) is 1700871845, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erin Mcmaster's specialty?
- Erin Mcmaster is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Erin Mcmaster located?
- Erin Mcmaster's practice location on file with NPPES is 55 Lake Ave N, Worcester, MA 01655-0002.
- What is Erin Mcmaster's phone number?
- The practice phone number listed in the NPPES registry for Erin Mcmaster is (508) 856-5545.
- Does Erin Mcmaster accept Medicare?
- Erin Mcmaster is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Erin Mcmaster's NPI active?
- Yes — Erin Mcmaster's NPI (1700871845) is active in the NPPES registry as of the last update on 2020-11-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.