What is John Maffeo's NPI number?

John Maffeo's National Provider Identifier (NPI) is 1598834475, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is John Maffeo's specialty?

John Maffeo is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).

Where is John Maffeo located?

John Maffeo's practice location on file with NPPES is 3450 Lacey Rd, Downers Grove, IL 60515-5430.

What is John Maffeo's phone number?

The practice phone number listed in the NPPES registry for John Maffeo is (630) 743-4500.

Is John Maffeo's NPI active?

Yes — John Maffeo's NPI (1598834475) is active in the NPPES registry as of the last update on 2019-03-08.

IndividualActive

John Maffeo, DDS

NPI 1598834475 · Dentist · Downers Grove, IL

John Maffeo, DDS is a Dentist provider in Downers Grove, IL (NPI 1598834475).

Provider details

NPI number: 1598834475
Entity type: Individual
Primary specialty: DentistDental Providers
Credential: DDS
Sex: Male
Sole proprietor: Yes
License: 019017644 (IL)

Specialties & taxonomies

DentistPrimary122300000XLicense 019017644 (IL)
Dental 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

3450 Lacey Rd

Downers Grove, IL 60515-5430

Phone: (630) 743-4500

Fax: (630) 743-4537

Street-level locationGet directions

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Mailing address