What is Christopher Duffy's NPI number?

Christopher Duffy's National Provider Identifier (NPI) is 1679786321, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Christopher Duffy's specialty?

Christopher Duffy is listed in the NPPES registry with a primary specialty of Prosthodontics (Dental Providers).

Where is Christopher Duffy located?

Christopher Duffy's practice location on file with NPPES is 1600 Harrison Avenue, Mamaroneck, NY 10543.

What is Christopher Duffy's phone number?

The practice phone number listed in the NPPES registry for Christopher Duffy is (914) 381-7208.

Is Christopher Duffy's NPI active?

Yes — Christopher Duffy's NPI (1679786321) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Christopher Duffy, D.D.S.

NPI 1679786321 · Prosthodontics · Mamaroneck, NY

Christopher Duffy, D.D.S. is a Prosthodontics provider in Mamaroneck, NY (NPI 1679786321).

Provider details

NPI number: 1679786321
Entity type: Individual
Primary specialty: ProsthodonticsDental Providers
Credential: D.D.S.
Sex: Male
Sole proprietor: No
License: 034506 (NY)

Specialties & taxonomies

ProsthodonticsPrimary1223P0700XLicense 034506 (NY)
Dental Providers

Profile Score

Detailed profile(89/100 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

1600 Harrison Avenue

Suite 301

Mamaroneck, NY 10543

Phone: (914) 381-7208

Fax: (914) 381-0592

Approximate (ZIP-level) locationGet directions

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Mailing address