What is Frank Duffy's NPI number?

Frank Duffy's National Provider Identifier (NPI) is 1356643472, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Frank Duffy's specialty?

Frank Duffy is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).

Where is Frank Duffy located?

Frank Duffy's practice location on file with NPPES is 515 S 12th St., Philadelphia, PA 19107.

What is Frank Duffy's phone number?

The practice phone number listed in the NPPES registry for Frank Duffy is (267) 252-6584.

Is Frank Duffy's NPI active?

Yes — Frank Duffy's NPI (1356643472) is active in the NPPES registry as of the last update on 2010-11-22.

IndividualActive

Frank Duffy, RD

NPI 1356643472 · Registered Dietitian · Philadelphia, PA

Frank Duffy, RD is a Registered Dietitian provider in Philadelphia, PA (NPI 1356643472).

Provider details

NPI number: 1356643472
Entity type: Individual
Primary specialty: Registered DietitianDietary & Nutritional Service Providers
Credential: RD
Sex: Male
Sole proprietor: Yes
License: DN003021 (PA)

Specialties & taxonomies

Registered DietitianPrimary133V00000XLicense DN003021 (PA)
Dietary & Nutritional Service 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.

Practice location

515 S 12th St.

Apt 4

Philadelphia, PA 19107

Phone: (267) 252-6584

Approximate (ZIP-level) locationGet directions

More PA providers

Mailing address