Ewa T. Ruggieri, M.D.
Internal Medicine Physician · Essex, CT
Ewa T. Ruggieri, M.D. is an internal medicine physician with a practice address in Essex, Connecticut, and NPI 1447203393, issued on May 19, 2006. Check the license on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Ewa T. Ruggieri
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 214806 NY
MD16857 RI
Self-reported in NPPES; status is on the state search - Practice location
- 147 Westbrook RD, Essex, CT 06426
- Phone
- (860) 767-8265
- Enumerated
- May 19, 2006
- Record last updated
- Oct 22, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (860) 358-8653
- Medicaid IDs
- 008063529 CT
01987939 NY - Medicare enrollment
- Enrolled (PECOS I20191101001062); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,623 in Connecticut → Look up another NPI →
Also registered at 147 Westbrook RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ioanna Anastasiadis, PAPhysician Assistant1790858058
- Suzanne Arcuni, APRNFamily Nurse Practitioner1144415514
- Karen Goldfinger, PH.D.Clinical Psychologist1730218223
- Jessica Hansen, PAPhysician Assistant1679646921
- Siobhan Harder, APRNFamily Nurse Practitioner1588032866
- Meredith Lindner, DOInternal Medicine Physician1942616826
Verify Ewa T. Ruggieri in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining BoardCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average internal medicine physician in 2024
474 Medicare Part D claims for 165 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Metoprolol Succinate35 claims
- Amlodipine Besylate32 claims
- Methylprednisolone25 claims
- Cephalexin24 claims
- Doxycycline Hyclate19 claims
- Furosemide18 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.
The MIPS final score for 2023 (Medicare payment program): 93.3 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Hospital Medicine Associates LLCWesterly, RI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ewa T. Ruggieri among 2,623 internal medicine physician records in Connecticut
Ewa T. Ruggieri, M.D. 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 fileYes · 63% of these records are
- Graduated1991 · median 2004 among the 1,646 with a school on file
- 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).
9 internal medicine physician records list a practice address in Essex
They are 9 of the 208 NPPES records with a practice address in Essex, and 2,623 internal medicine physician records in Connecticut.
All 2,623 in Connecticut → Every provider in Essex → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Elizabeth Coric, MDEssex, CT 064261730122003
- Peter Dixon, M.D.Essex, CT 064261578750808
- Kenneth Donovan, M.D.Essex, CT 064261669447207
- Earl Hornbake, MDEssex, CT 064261770584906
- Meredith Lindner, DOEssex, CT 064261942616826
- Alan Spagnola, M.D.Essex, CT 064261023032208
- Timothy Tobin, MDEssex, CT 064261184669566
- Christa Wittmann, DOEssex, CT 064261962726729
Common questions
What is Ewa T. Ruggieri, M.D.'s NPI number?
Ewa T. Ruggieri, M.D.'s National Provider Identifier (NPI) is 1447203393, issued on May 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ewa T. Ruggieri, M.D. located?
The NPPES record lists a practice address at 147 Westbrook RD, Essex, CT, 06426. Phone: (860) 767-8265. Providers update this record themselves, so call before visiting.
How can I verify Ewa T. Ruggieri, M.D.'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 Ewa T. Ruggieri, M.D. prescribe under Medicare Part D?
In 2024, Ewa T. Ruggieri, M.D. had 474 Medicare Part D claims for 165 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Ewa T. Ruggieri, M.D.'s MIPS final score?
The 2023 MIPS final score is 93.3 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.