Anne Willenborg, M.D.
NPI 1801844006 · Pediatrics Physician · Mansfield Center, CT
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Anne Willenborg, M.D. is a Pediatrics Physician provider in Mansfield Center, CT (NPI 1801844006).
Provider details
- NPI number
- 1801844006
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- License
- 035631 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
Mailing address
Registry dates
- Enumerated
- 2006-05-04
- Last updated
- 2007-07-08
Frequently asked questions
- What is Anne Willenborg's NPI number?
- Anne Willenborg's National Provider Identifier (NPI) is 1801844006, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Anne Willenborg's specialty?
- Anne Willenborg is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Anne Willenborg located?
- Anne Willenborg's practice location on file with NPPES is 12a Ledgebrook Dr, Mansfield Center, CT 06250-1664.
- What is Anne Willenborg's phone number?
- The practice phone number listed in the NPPES registry for Anne Willenborg is (860) 423-2960.
- Does Anne Willenborg accept Medicare?
- Anne Willenborg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Anne Willenborg's NPI active?
- Yes — Anne Willenborg's NPI (1801844006) 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.