Diana Morrissey
NPI 1417703877 · Physician Assistant · Bay Shore, NY
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diana Morrissey is a Physician Assistant provider in Bay Shore, NY (NPI 1417703877).
Provider details
- NPI number
- 1417703877
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
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
2 yrs in NPPES registry
- Profile completeness33% of score
83% 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.
$396 across 4 records (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
- 2024-04-26
- Last updated
- 2024-04-26
- Certified
- 2024-04-26
Frequently asked questions
- What is Diana Morrissey's NPI number?
- Diana Morrissey's National Provider Identifier (NPI) is 1417703877, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Morrissey's specialty?
- Diana Morrissey is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Diana Morrissey located?
- Diana Morrissey's practice location on file with NPPES is 301 E Main St, Bay Shore, NY 11706-8408.
- What is Diana Morrissey's phone number?
- The practice phone number listed in the NPPES registry for Diana Morrissey is (631) 968-3000.
- Does Diana Morrissey accept Medicare?
- Diana Morrissey is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diana Morrissey's NPI active?
- Yes — Diana Morrissey's NPI (1417703877) is active in the NPPES registry as of the last update on 2024-04-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.