Margaret Joan-Claire Noonan, M.D.
Emergency Medicine Physician · Waterbury, CT
Margaret Joan-Claire Noonan, M.D. is an emergency medicine physician with a practice address in Waterbury, Connecticut, and NPI 1154635217, issued on Jul 31, 2010. Check the license (Connecticut 053466, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Margaret Joan-Claire Noonan
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 053466 CT
Self-reported in NPPES; status is on the state search - Practice location
- 56 Franklin St, Waterbury, CT 06706
- Phone
- (203) 709-6000
- Enumerated
- Jul 31, 2010
- Record last updated
- Nov 15, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20141023001934); accepts Medicare assignment
- Medical or professional school
- University Of Texas Medical School At San Antonio, 2010
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 846 in Connecticut → Look up another NPI →
Also registered at 56 Franklin St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Celin Abraham, PA-CPhysician Assistant1407171085
- Diego Accorsi, MDStudent in an Organized Health Care Education/Training Program1700307535
- Ireneo Adao, RRTRegistered Respiratory Therapist1609063973
- Caterina Aiello, DOSurgery Physician1922669522
- Michael Ajemian, MDSurgery Physician1699702357
- Abeera Akram, MDCardiovascular Disease Physician1497240238
Verify Margaret Joan-Claire Noonan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 053466Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.3 times the Medicare Part D claims of the average emergency medicine physician in 2024
511 Medicare Part D claims for 271 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 50 claims were for opioids.
Most prescribed
- Cephalexin53 claims
- Prednisone53 claims
- Ondansetron Odt42 claims
- Oxycodone-Acetaminophen29 claims
- Dicyclomine Hcl22 claims
- Doxycycline Hyclate22 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- The Charlotte Hungerford HospitalTorrington, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Margaret Joan-Claire Noonan among 846 emergency medicine physician records in Connecticut
Margaret Joan-Claire Noonan, M.D. is one of 846 emergency medicine physician records with a practice address in Connecticut. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 55% of them.
- NPI issued2010 · 55% of these records are older, 43% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2010 · median 2011 among the 574 with a school on file
- Record last updated2021 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
41 emergency medicine physician records list a practice address in Waterbury
They are 41 of the 3,148 NPPES records with a practice address in Waterbury, and 846 emergency medicine physician records in Connecticut.
All 846 in Connecticut → Every provider in Waterbury → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Michael Ashwood, MDWaterbury, CT 067061518983329
- Glen Blomstrom, M.D.Waterbury, CT 067061336378991
- Kent Burgwardt, DOWaterbury, CT 067061538192869
- Eudocia Cabello, M.D.Waterbury, CT 067061205065356
- Adam Corrado, MDWaterbury, CT 067061992769715
- Alan Couture, MDWaterbury, CT 067061619900958
- Lucinda Fingado, MDWaterbury, CT 067061710913363
- Andrew Heggland, MDWaterbury, CT 067061740482488
Common questions
What is Margaret Joan-Claire Noonan, M.D.'s NPI number?
Margaret Joan-Claire Noonan, M.D.'s National Provider Identifier (NPI) is 1154635217, issued on Jul 31, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Margaret Joan-Claire Noonan, M.D. located?
The NPPES record lists a practice address at 56 Franklin St, Waterbury, CT, 06706. Phone: (203) 709-6000. Providers update this record themselves, so call before visiting.
How can I verify Margaret Joan-Claire Noonan, M.D.'s license?
NPPES lists Connecticut license number 053466, 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.
How much does Margaret Joan-Claire Noonan, M.D. prescribe under Medicare Part D?
In 2024, Margaret Joan-Claire Noonan, M.D. had 511 Medicare Part D claims for 271 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. 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.