What is Julia Ruff's NPI number?

Julia Ruff's National Provider Identifier (NPI) is 1780473181, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Julia Ruff's specialty?

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

Where is Julia Ruff located?

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

What is Julia Ruff's phone number?

The practice phone number listed in the NPPES registry for Julia Ruff is (617) 355-6000.

Is Julia Ruff's NPI active?

Yes — Julia Ruff's NPI (1780473181) is active in the NPPES registry as of the last update on 2025-07-01.

IndividualActive

Julia Ruff, PA-C

NPI 1780473181 · Physician Assistant · Boston, MA

Julia Ruff, PA-C is a Physician Assistant provider in Boston, MA (NPI 1780473181).

Provider details

NPI number: 1780473181
Entity type: Individual
Primary specialty: Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Credential: PA-C
Sex: Female
Sole proprietor: No
License: PA101705 (MA)

Specialties & taxonomies

Physician AssistantPrimary363A00000XLicense PA101705 (MA)
Physician Assistants & Advanced Practice Nursing Providers

Profile Score

Established profile(54/100 index)

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

Registry tenure38% of score
1 yr 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) 355-6000

Street-level locationGet directions

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Mailing address