What is Jaclyn Marrinan's NPI number?

Jaclyn Marrinan's National Provider Identifier (NPI) is 1477180909, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Jaclyn Marrinan's specialty?

Jaclyn Marrinan is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).

Where is Jaclyn Marrinan located?

Jaclyn Marrinan's practice location on file with NPPES is 300 Longwood Ave, Boston, MA 02115-5724.

What is Jaclyn Marrinan's phone number?

The practice phone number listed in the NPPES registry for Jaclyn Marrinan is (617) 355-8241.

Is Jaclyn Marrinan's NPI active?

Yes — Jaclyn Marrinan's NPI (1477180909) is active in the NPPES registry as of the last update on 2025-10-09.

IndividualActive

Jaclyn Marrinan, MD

NPI 1477180909 · Pediatrics Physician · Boston, MA

Jaclyn Marrinan, MD is a Pediatrics Physician provider in Boston, MA (NPI 1477180909).

Provider details

NPI number: 1477180909
Entity type: Individual
Primary specialty: Pediatrics PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Female
Sole proprietor: No
License: 1015608 (MA)

Specialties & taxonomies

Pediatrics PhysicianPrimary208000000XLicense 1015608 (MA)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(64/100 index)

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
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

300 Longwood Ave

Boston, MA 02115-5724

Phone: (617) 355-8241

Street-level locationGet directions

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Mailing address