James S. Marsh, MD
Orthopaedic Surgery Physician · North Haven, CT
James S. Marsh, MD is an orthopaedic surgery physician with a practice address in North Haven, Connecticut, and NPI 1033178207, issued on Mar 17, 2006. Check the license (Connecticut 028508, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- James S. Marsh
- Credential
- MD
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License number
- 028508 CT
Self-reported in NPPES; status is on the state search - Practice location
- 12 Village St, North Haven, CT 06473
- Phone
- (203) 453-1088
- Enumerated
- Mar 17, 2006
- Record last updated
- Jul 9, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (203) 458-2980
- Medicaid ID
- 001285089 CT
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery physician records → All 348 in Connecticut → Look up another NPI →
Also registered at 12 Village St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nina Burkhardt, PAPhysician Assistant1548372816
- Bjorn Ringstad, MDInternal Medicine Physician1699707448
- Shari SpeclandMassage Therapist1528545308
Verify James S. Marsh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 028508Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024
45 Medicare Part D claims, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. Brand-name drugs were 29% of claims. 37 claims were for opioids.
Most prescribed
- Oxycodone Hcl13 claims
- Hydrocodone-Acetaminophen11 claims
- Oxycontin11 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): 98.5 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).
James S. Marsh among 348 orthopaedic surgery physician records in Connecticut
James S. Marsh, MD is one of 348 orthopaedic surgery physician records with a practice address in Connecticut. 76% 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 21% of them.
- NPI issued2006 · 21% of these records are older, 37% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileNo · 64% of these records are
- Record last updated2007 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207X00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Orthopaedic Surgery Physician providers in Connecticut
There are 348 orthopaedic surgery physician records in Connecticut.
All 348 in Connecticut → Every provider in North Haven → Orthopaedic Surgery Physician nationwide →
The 8 orthopaedic surgery physician records with the nearest ZIP codes
- Michael Connair, MDNorth Haven, CT 064731093732596
- Stuart Belkin, M.D.Monroe, CT 064681235169863
- Gerald Cambria, M.D.Shelton, CT 064841942239165
- Megan Gleason, MDShelton, CT 064841184948911
- Ignatius Komninakas, M.D.Shelton, CT 064841164429619
- Scott Waller, M.D.Shelton, CT 064841720011547
- James Yue, MDShelton, CT 064841679557615
- Richard Blum, MDMilford, CT 064601730100389
Common questions
What is James S. Marsh, MD's NPI number?
James S. Marsh, MD's National Provider Identifier (NPI) is 1033178207, issued on Mar 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is James S. Marsh, MD located?
The NPPES record lists a practice address at 12 Village St, North Haven, CT, 06473. Phone: (203) 453-1088. Providers update this record themselves, so call before visiting.
How can I verify James S. Marsh, MD's license?
NPPES lists Connecticut license number 028508, 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 James S. Marsh, MD prescribe under Medicare Part D?
In 2024, James S. Marsh, MD had 45 Medicare Part D claims; the average among orthopaedic surgery physician prescribers was 346. Part D covers Medicare prescriptions only.
What is James S. Marsh, MD's MIPS final score?
The 2023 MIPS final score is 98.5 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.