NPPES file of Aug 9, 2026

Anne Schwirck Willenborg, M.D.

Pediatrics Physician · Mansfield Center, CT

Anne Schwirck Willenborg, M.D. is a pediatrics physician with a practice address in Mansfield Center, Connecticut, and NPI 1801844006, issued on May 4, 2006. Check the license (Connecticut 035631, as entered in NPPES) on the Connecticut Medical Examining Board; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1801844006
Name
Anne Schwirck Willenborg
Credential
M.D.
Primary taxonomy
Pediatrics Physician 208000000X
License number
035631 CT
Self-reported in NPPES; status is on the state search
Practice location
12A Ledgebrook Dr, Mansfield Center, CT 06250
Phone
(860) 423-2960
Enumerated
May 4, 2006
Record last updated
Jul 13, 2026
Fax
(860) 423-3719
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 12A Ledgebrook Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Craig Elliott, M.D.Pediatrics Physician1275581472
  2. Thomas Gorin, M.D.Pediatrics Physician1942258157
  3. Ronald Kelly, M.D.Pediatrics Physician1760430110
  4. Suzanne Powell, MDPediatrics Physician1013905363
  5. Mary Sutterfield, APRN FNP-CFamily Nurse Practitioner1487402301

Verify Anne Schwirck Willenborg in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 035631
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Connecticut license search

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Anne Schwirck Willenborg among 1,043 pediatrics physician records in Connecticut

Anne Schwirck Willenborg, M.D. is one of 1,043 pediatrics physician records with a practice address in Connecticut. 32% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 10% of them.

  • NPI issued2006 · 10% of these records are older, 45% newer
  • In a Medicare fileNo · 32% of these records are
  • In the CMS Doctors and Clinicians fileNo · 9% of these records are
  • Record last updated2026 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

6 pediatrics physician records list a practice address in Mansfield Center

They are 6 of the 295 NPPES records with a practice address in Mansfield Center, and 1,043 pediatrics physician records in Connecticut. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 pediatrics physician records with the nearest ZIP codes

  1. Julie Asare, MDMansfield Center, CT 062501538547617
  2. Craig Elliott, M.D.Mansfield Center, CT 062501275581472
  3. Thomas Gorin, M.D.Mansfield Center, CT 062501942258157
  4. Ronald Kelly, M.D.Mansfield Center, CT 062501760430110
  5. Suzanne Powell, MDMansfield Center, CT 062501013905363
  6. Obinna Maduka, MDNorth Windham, CT 062561710065917
  7. Marc Cerrone, MDPutnam, CT 062601417940271
  8. Garfield Danenhower, MDPutnam, CT 062601205801602

Common questions

What is Anne Schwirck Willenborg, M.D.'s NPI number?

Anne Schwirck Willenborg, M.D.'s National Provider Identifier (NPI) is 1801844006, issued on May 4, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Anne Schwirck Willenborg, M.D. located?

The NPPES record lists a practice address at 12A Ledgebrook Dr, Mansfield Center, CT, 06250. Phone: (860) 423-2960. Providers update this record themselves, so call before visiting.

How can I verify Anne Schwirck Willenborg, M.D.'s license?

NPPES lists Connecticut license number 035631, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.