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Patrick Duffenbach
NPI 1902073570 · Optician · Brookfield, WI
Patrick Duffenbach is a Optician provider in Brookfield, WI (NPI 1902073570).
Provider details
- NPI number
- 1902073570
- Entity type
- Individual
- Primary specialty
- OpticianEye and Vision Services Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
Detailed profile(81/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
83% 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
200 S Executive Dr
Suite 101
Brookfield, WI 53005-4216
Phone: (888) 964-6681
Fax: (888) 662-0859
Street-level locationGet directions
Mailing address
888 Worcester St
Wellesley, MA 02482-3744
Registry dates
- Enumerated
- 2008-05-13
- Last updated
- 2012-08-30
Frequently asked questions
- What is Patrick Duffenbach's NPI number?
- Patrick Duffenbach's National Provider Identifier (NPI) is 1902073570, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Patrick Duffenbach's specialty?
- Patrick Duffenbach is listed in the NPPES registry with a primary specialty of Optician (Eye and Vision Services Providers).
- Where is Patrick Duffenbach located?
- Patrick Duffenbach's practice location on file with NPPES is 200 S Executive Dr, Brookfield, WI 53005-4216.
- What is Patrick Duffenbach's phone number?
- The practice phone number listed in the NPPES registry for Patrick Duffenbach is (888) 964-6681.
- Is Patrick Duffenbach's NPI active?
- Yes — Patrick Duffenbach's NPI (1902073570) is active in the NPPES registry as of the last update on 2012-08-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.