IndividualActive
Lucy Arnold, MD
NPI 1689682379 · Pediatric Cardiology Physician · Boston, MA
Lucy Arnold, MD is a Pediatric Cardiology Physician provider in Boston, MA (NPI 1689682379).
Provider details
- NPI number
- 1689682379
- Entity type
- Individual
- Primary specialty
- Pediatric Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 57836 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
133 Brookline Ave
Boston, MA 02215-3904
Phone: (617) 421-6050
Fax: (617) 421-6083
Street-level locationGet directions
Mailing address
133 Brookline Ave Fl 9
Boston, MA 02215-3904
Registry dates
- Enumerated
- 2006-08-04
- Last updated
- 2020-11-17
- Certified
- 2020-11-17
Frequently asked questions
- What is Lucy Arnold's NPI number?
- Lucy Arnold's National Provider Identifier (NPI) is 1689682379, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lucy Arnold's specialty?
- Lucy Arnold is listed in the NPPES registry with a primary specialty of Pediatric Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Lucy Arnold located?
- Lucy Arnold's practice location on file with NPPES is 133 Brookline Ave, Boston, MA 02215-3904.
- What is Lucy Arnold's phone number?
- The practice phone number listed in the NPPES registry for Lucy Arnold is (617) 421-6050.
- Is Lucy Arnold's NPI active?
- Yes — Lucy Arnold's NPI (1689682379) is active in the NPPES registry as of the last update on 2020-11-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.