What is Katherine Duffy's NPI number?

Katherine Duffy's National Provider Identifier (NPI) is 1588910004, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Katherine Duffy's specialty?

Katherine Duffy is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).

Where is Katherine Duffy located?

Katherine Duffy's practice location on file with NPPES is 126 Phoenix Ave Bldg 2, Lowell, MA 01852-4931.

What is Katherine Duffy's phone number?

The practice phone number listed in the NPPES registry for Katherine Duffy is (978) 453-8331.

Is Katherine Duffy's NPI active?

Yes — Katherine Duffy's NPI (1588910004) is active in the NPPES registry as of the last update on 2012-08-02.

IndividualActive

Katherine Duffy, R.N.

NPI 1588910004 · Registered Nurse · Lowell, MA

Katherine Duffy, R.N. is a Registered Nurse provider in Lowell, MA (NPI 1588910004).

Provider details

NPI number: 1588910004
Entity type: Individual
Primary specialty: Registered NurseNursing Service Providers
Credential: R.N.
Sex: Female
Sole proprietor: Yes
License: RN218208 (MA)

Specialties & taxonomies

Registered NursePrimary163W00000XLicense RN218208 (MA)
Nursing Service Providers

Profile Score

Detailed profile(79/100 index)

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

Registry tenure38% of score
13 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

126 Phoenix Ave Bldg 2

Lowell, MA 01852-4931

Phone: (978) 453-8331

Fax: (978) 453-9254

Street-level locationGet directions

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Mailing address