What is Michael Sirois's NPI number?

Michael Sirois's National Provider Identifier (NPI) is 1528355856, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Michael Sirois's specialty?

Michael Sirois is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).

Where is Michael Sirois located?

Michael Sirois's practice location on file with NPPES is 628 Salem St, Lynnfield, MA 01940-2340.

What is Michael Sirois's phone number?

The practice phone number listed in the NPPES registry for Michael Sirois is (781) 599-1998.

Is Michael Sirois's NPI active?

Yes — Michael Sirois's NPI (1528355856) is active in the NPPES registry as of the last update on 2011-07-07.

IndividualActive

Michael Sirois, PA-C

NPI 1528355856 · Physician Assistant · Lynnfield, MA

Michael Sirois, PA-C is a Physician Assistant provider in Lynnfield, MA (NPI 1528355856).

Provider details

NPI number: 1528355856
Entity type: Individual
Primary specialty: Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Credential: PA-C
Sex: Male
Sole proprietor: Yes
License: PA4069 (MA)

Practice location

628 Salem St

Lynnfield Pediatrics

Lynnfield, MA 01940-2340

Phone: (781) 599-1998

Fax: (781) 599-1221

Street-level locationGet directions

More MA providers

Mailing address

628 Salem St

Lynnfield, MA 01940-2340

Specialties & taxonomies

Physician AssistantPrimary363A00000XLicense PA4069 (MA)
Physician Assistants & Advanced Practice Nursing Providers

Profile Score

Detailed profile(82/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
15 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.

Enumerated: 2011-07-07
Last updated: 2011-07-07

Frequently asked questions

What is Michael Sirois's NPI number?: Michael Sirois's National Provider Identifier (NPI) is 1528355856, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Michael Sirois's specialty?: Michael Sirois is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
Where is Michael Sirois located?: Michael Sirois's practice location on file with NPPES is 628 Salem St, Lynnfield, MA 01940-2340.
What is Michael Sirois's phone number?: The practice phone number listed in the NPPES registry for Michael Sirois is (781) 599-1998.
Is Michael Sirois's NPI active?: Yes — Michael Sirois's NPI (1528355856) is active in the NPPES registry as of the last update on 2011-07-07.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions