Emily Greenstein, MD
NPI 1053560763 · Pediatric Cardiology Physician · Worcester, MA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Emily Greenstein, MD is a Pediatric Cardiology Physician provider in Worcester, MA (NPI 1053560763).
Provider details
- NPI number
- 1053560763
- Entity type
- Individual
- Primary specialty
- Pediatric Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 263014 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 850 Harrison AveYacc 5Boston, MA 02118-4001Phone: (617) 414-4841Fax: (617) 414-2208
Registry dates
- Enumerated
- 2008-09-17
- Last updated
- 2025-05-06
- Certified
- 2025-05-06
Frequently asked questions
- What is Emily Greenstein's NPI number?
- Emily Greenstein's National Provider Identifier (NPI) is 1053560763, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Emily Greenstein's specialty?
- Emily Greenstein is listed in the NPPES registry with a primary specialty of Pediatric Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Emily Greenstein located?
- Emily Greenstein's practice location on file with NPPES is 55 Lake Ave N, Worcester, MA 01655.
- What is Emily Greenstein's phone number?
- The practice phone number listed in the NPPES registry for Emily Greenstein is (774) 441-8080.
- Does Emily Greenstein accept Medicare?
- Emily Greenstein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Emily Greenstein's NPI active?
- Yes — Emily Greenstein's NPI (1053560763) is active in the NPPES registry as of the last update on 2025-05-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.