Theresa Westfallen
NPI 1003033770 · Orthodontics and Dentofacial Orthopedics Dentistry · Chicago, IL
Theresa Westfallen is a Orthodontics and Dentofacial Orthopedics Dentistry provider in Chicago, IL (NPI 1003033770).
Provider details
- NPI number
- 1003033770
- Entity type
- Individual
- Primary specialty
- Orthodontics and Dentofacial Orthopedics DentistryDental Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Dental Providers
Dental Providers
Profile Score
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
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
Mailing address
Registry dates
- Enumerated
- 2007-04-20
- Last updated
- 2007-07-08
Frequently asked questions
- What is Theresa Westfallen's NPI number?
- Theresa Westfallen's National Provider Identifier (NPI) is 1003033770, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Theresa Westfallen's specialty?
- Theresa Westfallen is listed in the NPPES registry with a primary specialty of Orthodontics and Dentofacial Orthopedics Dentistry (Dental Providers).
- Where is Theresa Westfallen located?
- Theresa Westfallen's practice location on file with NPPES is 1738 W North Ave, Chicago, IL 60622.
- What is Theresa Westfallen's phone number?
- The practice phone number listed in the NPPES registry for Theresa Westfallen is (773) 276-5566.
- Is Theresa Westfallen's NPI active?
- Yes — Theresa Westfallen's NPI (1003033770) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.