NPPES file of Aug 9, 2026

Patricia Louise Cronin, MD

Internal Medicine Physician · New London, CT

Patricia Louise Cronin, MD is an internal medicine physician with a practice address in New London, Connecticut, and NPI 1720182108, issued on Sep 7, 2006. Check the license on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1720182108
Name
Patricia Louise Cronin
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
24842 NE
Self-reported in NPPES; status is on the state search
Practice location
4 Shaws CV FL 1, New London, CT 06320
Phone
(860) 437-3611
Enumerated
Sep 7, 2006
Record last updated
Dec 17, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(860) 437-1801
Medicaid ID
203965611 MO
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.
Download card Updates feed

Verify Patricia Louise Cronin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining BoardCheck 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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

97% fewer Medicare Part D claims than the average internal medicine physician in 2024

109 Medicare Part D claims for 22 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.

  1. Patricia Cronin109
  2. Specialty average3,176

Most prescribed

  1. Albuterol Sulfate Hfa16 claims
  2. Atorvastatin Calcium13 claims
  3. Lisinopril12 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.

Patricia Louise Cronin among 2,623 internal medicine physician records in Connecticut

Patricia Louise Cronin, MD is one of 2,623 internal medicine physician records with a practice address in Connecticut. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 11% of them.

  • NPI issued2006 · 11% of these records are older, 52% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2019 · 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 207R00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

29 internal medicine physician records list a practice address in New London

They are 29 of the 1,218 NPPES records with a practice address in New London, and 2,623 internal medicine physician records in Connecticut.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Craig Buggeln, M.D.New London, CT 063201831197565
  2. H. Carter, M.D.New London, CT 063201487750733
  3. Michael Chianuri, MDNew London, CT 063201225071533
  4. William Colom, MDNew London, CT 063201558465849
  5. Carmine Crispino, M.D.New London, CT 063201861467367
  6. Stephen Ducey, MDNew London, CT 063201841394137
  7. John Garvey, MDNew London, CT 063201891899464
  8. Daniel Hartman, MDNew London, CT 063201609977784

Common questions

What is Patricia Louise Cronin, MD's NPI number?

Patricia Louise Cronin, MD's National Provider Identifier (NPI) is 1720182108, issued on Sep 7, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Patricia Louise Cronin, MD located?

The NPPES record lists a practice address at 4 Shaws CV FL 1, New London, CT, 06320. Phone: (860) 437-3611. Providers update this record themselves, so call before visiting.

How can I verify Patricia Louise Cronin, MD's license?

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 Patricia Louise Cronin, MD prescribe under Medicare Part D?

In 2024, Patricia Louise Cronin, MD had 109 Medicare Part D claims for 22 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.