Jocelyn Duff, PA
NPI 1558404665 · Medical Physician Assistant · Salisbury, MA
Jocelyn Duff, PA is a Medical Physician Assistant provider in Salisbury, MA (NPI 1558404665).
Provider details
- NPI number
- 1558404665
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- 182603 (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 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
Mailing address
Registry dates
- Enumerated
- 2007-02-15
- Last updated
- 2013-06-10
Frequently asked questions
- What is Jocelyn Duff's NPI number?
- Jocelyn Duff's National Provider Identifier (NPI) is 1558404665, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jocelyn Duff's specialty?
- Jocelyn Duff is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Jocelyn Duff located?
- Jocelyn Duff's practice location on file with NPPES is 46 Toll Rd, Salisbury, MA 01952-1435.
- What is Jocelyn Duff's phone number?
- The practice phone number listed in the NPPES registry for Jocelyn Duff is (978) 462-3009.
- Is Jocelyn Duff's NPI active?
- Yes — Jocelyn Duff's NPI (1558404665) is active in the NPPES registry as of the last update on 2013-06-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.