Leah Callan, NP
NPI 1861473977 · Adult Health Nurse Practitioner · Brockton, MA
Leah Callan, NP is a Adult Health Nurse Practitioner provider in Brockton, MA (NPI 1861473977).
Provider details
- NPI number
- 1861473977
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 184446 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$22 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-11-07
- Last updated
- 2008-05-11
Frequently asked questions
- What is Leah Callan's NPI number?
- Leah Callan's National Provider Identifier (NPI) is 1861473977, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leah Callan's specialty?
- Leah Callan is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Leah Callan located?
- Leah Callan's practice location on file with NPPES is 1 Pearl St, Brockton, MA 02301-2864.
- What is Leah Callan's phone number?
- The practice phone number listed in the NPPES registry for Leah Callan is (508) 897-6130.
- Is Leah Callan's NPI active?
- Yes — Leah Callan's NPI (1861473977) is active in the NPPES registry as of the last update on 2008-05-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.