Andrzej P. Porebski, MD
Internal Medicine Physician · Norwich, CT
Andrzej P. Porebski, MD is an internal medicine physician with a practice address in Norwich, Connecticut, and NPI 1538271960, issued on Aug 31, 2006. Check the license (Connecticut 1429760, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Andrzej P. Porebski
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 1429760 CT
Self-reported in NPPES; status is on the state search - Practice location
- 326 Washington St, Norwich, CT 06360
- Phone
- (860) 889-8331
- Enumerated
- Aug 31, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20050217000510); 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 326 Washington St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Andrzej P. Porebski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 1429760Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% fewer Medicare Part D claims than the average internal medicine physician in 2024
507 Medicare Part D claims for 255 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 23 claims were for opioids.
Most prescribed
- Amoxicillin-Clavulanate Potass44 claims
- Prednisone43 claims
- Amlodipine Besylate23 claims
- Furosemide21 claims
- Cefpodoxime Proxetil17 claims
- Doxycycline Hyclate15 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 practice group's MIPS final score for 2023 (Medicare payment program): 95.8 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $137.90
6 payments; by number, the most common kind was food and beverage; the largest payer was Eisai Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- The William W Backus HospitalNorwich, CT
- Windham Community Memorial Hospital IncWillimantic, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Andrzej P. Porebski among 2,623 internal medicine physician records in Connecticut
Andrzej P. Porebski, 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 fileYes · 63% of these records are
- Graduated1988 · median 2004 among the 1,646 with a school on file
- Record last updated2007 · 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).
35 internal medicine physician records list a practice address in Norwich
They are 35 of the 1,431 NPPES records with a practice address in Norwich, and 2,623 internal medicine physician records in Connecticut.
All 2,623 in Connecticut → Every provider in Norwich → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Jan Akus, M.D.Norwich, CT 063601568462760
- Terry Baksh, M.D.Norwich, CT 063601710962428
- Jacqueline Cameron, M.D.Norwich, CT 063601447271432
- Steven Curland, MDNorwich, CT 063601609982560
- Paul Deutsch, MD, RPHNorwich, CT 063601811990013
- Liliana Galan, M.D.Norwich, CT 063601629068598
- Christin Homiski, MDNorwich, CT 063601851359210
- Hanna Kackielo, MDNorwich, CT 063601598714701
Common questions
What is Andrzej P. Porebski, MD's NPI number?
Andrzej P. Porebski, MD's National Provider Identifier (NPI) is 1538271960, issued on Aug 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Andrzej P. Porebski, MD located?
The NPPES record lists a practice address at 326 Washington St, Norwich, CT, 06360. Phone: (860) 889-8331. Providers update this record themselves, so call before visiting.
How can I verify Andrzej P. Porebski, MD's license?
NPPES lists Connecticut license number 1429760, 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 Andrzej P. Porebski, MD prescribe under Medicare Part D?
In 2024, Andrzej P. Porebski, MD had 507 Medicare Part D claims for 255 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Andrzej P. Porebski, MD's MIPS final score?
The 2023 MIPS final score is 95.8 of 100, reported for the practice group. 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.