Michael Lewis Schilsky, MD
Internal Medicine Physician · New Haven, CT
Michael Lewis Schilsky, MD is an internal medicine physician with a practice address in New Haven, Connecticut, and NPI 1932296027, issued on Oct 9, 2006. Check the license (Connecticut 045625, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Michael Lewis Schilsky
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 045625 CT
1566730 NY
Self-reported in NPPES; status is on the state search - Practice location
- 333 Cedar St, New Haven, CT 06510
- Phone
- (203) 785-6140
- Enumerated
- Oct 9, 2006
- Record last updated
- Jul 22, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (203) 737-1755
- Medicare enrollment
- Enrolled (PECOS I20071022000193); accepts Medicare assignment
- Medical or professional school
- University Of Chicago, Pritzker School Of Medicine, 1982
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,623 in Connecticut → Look up another NPI →
Also registered at 333 Cedar St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Michael Lewis Schilsky in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 045625Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
61% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,224 Medicare Part D claims for 125 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Tacrolimus97 claims
- Ursodiol95 claims
- Mycophenolate Mofetil62 claims
- Pantoprazole Sodium60 claims
- Famotidine43 claims
- Vemlidy38 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): 73.6 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: $3,000.00
1 payment: honoraria; the largest payer was Orphalan 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 one group practice
- Yale UniversityNew Haven, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael Lewis Schilsky among 2,623 internal medicine physician records in Connecticut
Michael Lewis Schilsky, 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
- Graduated1982 · median 2004 among the 1,646 with a school on file
- Record last updated2013 · 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).
329 internal medicine physician records list a practice address in New Haven
They are 329 of the 9,793 NPPES records with a practice address in New Haven, and 2,623 internal medicine physician records in Connecticut.
All 2,623 in Connecticut → Every provider in New Haven → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- William Becker, M.D.New Haven, CT 065101154427656
- William Crede, MDNew Haven, CT 065101760455984
- Robert Gifford, M.D.New Haven, CT 065101407982242
- Frederick Haeseler, MDNew Haven, CT 065101295862084
- Peter Herbert, MDNew Haven, CT 065101033191465
- Rajlakshmi Krishnamurthy, MDNew Haven, CT 065101568487346
- Chandrika Kumar, M.D.New Haven, CT 065101386645448
- Frank Mongillo, MDNew Haven, CT 065101811917289
Common questions
What is Michael Lewis Schilsky, MD's NPI number?
Michael Lewis Schilsky, MD's National Provider Identifier (NPI) is 1932296027, issued on Oct 9, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael Lewis Schilsky, MD located?
The NPPES record lists a practice address at 333 Cedar St, New Haven, CT, 06510. Phone: (203) 785-6140. Providers update this record themselves, so call before visiting.
How can I verify Michael Lewis Schilsky, MD's license?
NPPES lists Connecticut license number 045625, 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 Michael Lewis Schilsky, MD prescribe under Medicare Part D?
In 2024, Michael Lewis Schilsky, MD had 1,224 Medicare Part D claims for 125 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Michael Lewis Schilsky, MD's MIPS final score?
The 2023 MIPS final score is 73.6 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.