Michaella Marzullo, PA-C
NPI 1003442476 · Physician Assistant · Worcester, MA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michaella Marzullo, PA-C is a Physician Assistant provider in Worcester, MA (NPI 1003442476).
Provider details
- NPI number
- 1003442476
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- Yes
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
6 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2020-03-18
- Last updated
- 2026-04-08
- Certified
- 2026-04-08
Frequently asked questions
- What is Michaella Marzullo's NPI number?
- Michaella Marzullo's National Provider Identifier (NPI) is 1003442476, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michaella Marzullo's specialty?
- Michaella Marzullo is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Michaella Marzullo located?
- Michaella Marzullo's practice location on file with NPPES is 123 Summer St Ste 521s, Worcester, MA 01608-1216.
- What is Michaella Marzullo's phone number?
- The practice phone number listed in the NPPES registry for Michaella Marzullo is (508) 852-0600.
- Does Michaella Marzullo accept Medicare?
- Michaella Marzullo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michaella Marzullo's NPI active?
- Yes — Michaella Marzullo's NPI (1003442476) is active in the NPPES registry as of the last update on 2026-04-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.