Sean O'Donnell, MD
Orthopaedic Surgery Physician · Middletown, CT
Sean O'Donnell, MD is an orthopaedic surgery physician with a practice address in Middletown, Connecticut, and NPI 1457447153, issued on Oct 4, 2006. Check the license (Connecticut 034830, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Sean O'Donnell
- Credential
- MD
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License number
- 034830 CT
Self-reported in NPPES; status is on the state search - Practice location
- 410 Saybrook RD, Middletown, CT 06457
- Phone
- (860) 685-8940
- Enumerated
- Oct 4, 2006
- Entity
- Type 1 · individual
Also registered at 410 Saybrook RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jeffrey Bash, MDOrthopaedic Surgery Physician1497868053
- Stephanie Belanger, DPTPhysical Therapist1417314253
- Lawrence Berson, MDOrthopaedic Surgery Physician1407942006
- Philip BrucellaErgonomics Physical Therapist1508877796
- Johnny Chang, M.D.Specialist1619975182
- Edmund Chung, MDGastroenterology Physician1306804323
Verify Sean O'Donnell in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 034830Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
36% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024
219 Medicare Part D claims for 130 beneficiaries, against an average of 344 among the 17,387 providers of this specialty who prescribed in Part D.
Most prescribed
- Diclofenac Sodium126 claims
- Methylprednisolone75 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.
One hospital or facility affiliation
- Orthopaedic And Neurosurgery Specialists, PLLCMiddletown, CT
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Orthopaedic Surgery Physician providers in Connecticut
There are 370 orthopaedic surgery physician records in Connecticut.
Other orthopaedic surgery physician records in Connecticut
- Christina Allen, MDNew Haven, CT1841242351
- Kenneth Alleyne, MDSouth Windsor, CT1316991136
- Ammar Anbari, MDNorth Franklin, CT1225017528
- Nicole Arcand, MDNorth Franklin, CT1356457329
- Robert Arciero, MDFarmington, CT1104821958
- Abiola Atanda, M.DDanbury, CT1477814671
- Francis Aversano, M.D.Wilton, CT1023468436
- John Awad, MDFairfield, CT1447280052
- John Axline, M.D.Fairfield, CT1972650281
- Alfredo Axtmayer, MDWallingford, CT1598747602
Common questions
What is Sean O'Donnell, MD's NPI number?
Sean O'Donnell, MD's National Provider Identifier (NPI) is 1457447153, issued on Oct 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Sean O'Donnell, MD located?
The NPPES record lists a practice address at 410 Saybrook RD, Middletown, CT, 06457. Phone: (860) 685-8940. Providers update this record themselves, so call before visiting.
How can I verify Sean O'Donnell, MD's license?
NPPES lists Connecticut license number 034830, 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 Sean O'Donnell, MD prescribe under Medicare Part D?
In 2024, Sean O'Donnell, MD had 219 Medicare Part D claims for 130 beneficiaries; the average among orthopaedic surgery physician prescribers was 344. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.