What is Sara Mannix's NPI number?

Sara Mannix's National Provider Identifier (NPI) is 1578616843, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Sara Mannix's specialty?

Sara Mannix is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).

Where is Sara Mannix located?

Sara Mannix's practice location on file with NPPES is 485 Arsenal St, Watertown, MA 02472-5091.

What is Sara Mannix's phone number?

The practice phone number listed in the NPPES registry for Sara Mannix is (617) 972-5100.

Is Sara Mannix's NPI active?

Yes — Sara Mannix's NPI (1578616843) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Sara Mannix, NP

NPI 1578616843 · Nurse Practitioner · Watertown, MA

Sara Mannix, NP is a Nurse Practitioner provider in Watertown, MA (NPI 1578616843).

Provider details

NPI number: 1578616843
Entity type: Individual
Primary specialty: Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Credential: NP
Sex: Female
Sole proprietor: No
License: 119157 (MA)

Specialties & taxonomies

Nurse PractitionerPrimary363L00000XLicense 119157 (MA)
Physician Assistants & Advanced Practice Nursing Providers

Profile Score

Detailed profile(90/100 index)

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

485 Arsenal St

Watertown, MA 02472-5091

Phone: (617) 972-5100

Street-level locationGet directions

More MA providers

Mailing address

147 Milk St

Boston, MA 02109-4806

Enumerated: 2007-01-19
Last updated: 2007-07-08

Frequently asked questions

What is Sara Mannix's NPI number?: Sara Mannix's National Provider Identifier (NPI) is 1578616843, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Sara Mannix's specialty?: Sara Mannix is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
Where is Sara Mannix located?: Sara Mannix's practice location on file with NPPES is 485 Arsenal St, Watertown, MA 02472-5091.
What is Sara Mannix's phone number?: The practice phone number listed in the NPPES registry for Sara Mannix is (617) 972-5100.
Is Sara Mannix's NPI active?: Yes — Sara Mannix's NPI (1578616843) is active in the NPPES registry as of the last update on 2007-07-08.

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