Themistocles Protopsaltis, M.D.
Orthopaedic Surgery Physician · New York, NY
Themistocles Protopsaltis, M.D. is an orthopaedic surgery physician with a practice address in New York, New York, and NPI 1245407659, issued on May 14, 2008. Check the license (New York 237631, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Themistocles Protopsaltis
- Credential
- M.D.
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License number
- 237631 NY
Self-reported in NPPES; status is on the state search - Practice location
- 333 E 38TH St, New York, NY 10016
- Phone
- (646) 501-7200
- Enumerated
- May 14, 2008
- Record last updated
- Jul 7, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20100107000208); accepts Medicare assignment
- Medical or professional school
- Columbia University College Of Physicians And Surgeons, 2001
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery physician records → All 1,339 in New York → Look up another NPI →
Also registered at 333 E 38TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Steven Abramson, MDRheumatology Physician1144294687
- Michael Alaia, M.D.Sports Medicine (Orthopaedic Surgery) Physician1093910341
- Anca Askanase, MDRheumatology Physician1558336768
- Arie Assouline, PT, DSC, MSOrthopedic Physical Therapist1932749256
- Natalie Azar, MDRheumatology Physician1033183181
- Kaitlyn Banks, P.A.Physician Assistant1265981641
Verify Themistocles Protopsaltis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 237631Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
71% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024
100 Medicare Part D claims for 55 beneficiaries, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Gabapentin64 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): 84.5 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: $92,740.30
43 payments; by number, the most common kind was travel and lodging; the largest payer was Globus Medical, Inc. The 15,003 providers of this specialty with any payment received $23,022.89 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
- New York UniversityNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Themistocles Protopsaltis among 1,339 orthopaedic surgery physician records in New York
Themistocles Protopsaltis, M.D. is one of 1,339 orthopaedic surgery physician records with a practice address in New York. 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 2008, is newer than 63% of them.
- NPI issued2008 · 63% of these records are older, 31% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2001 · median 2002 among the 819 with a school on file
- Record last updated2021 · 67% 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 New York 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 New York
There are 1,339 orthopaedic surgery physician records in New York.
All 1,339 in New York → Every provider in New York → Orthopaedic Surgery Physician nationwide →
The 8 orthopaedic surgery physician records with the nearest ZIP codes
- Edward Adler, MDNew York, NY 100161336248459
- Joseph Bosco, M.D.New York, NY 100161639130107
- Joseph Fetto, M.D.New York, NY 100161457463507
- Jonathan Gordon, MDNew York, NY 100161720051006
- Samuel Kenan, MDNyc, NY 100161932191038
- Young Kwon, M.D., PH.DNew York, NY 100161558357921
- Macarthur Lazo, M.D.New York, NY 100161124145735
- Toni McLaurin, M.D.New York, NY 100161215923636
Common questions
What is Themistocles Protopsaltis, M.D.'s NPI number?
Themistocles Protopsaltis, M.D.'s National Provider Identifier (NPI) is 1245407659, issued on May 14, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Themistocles Protopsaltis, M.D. located?
The NPPES record lists a practice address at 333 E 38TH St, New York, NY, 10016. Phone: (646) 501-7200. Providers update this record themselves, so call before visiting.
How can I verify Themistocles Protopsaltis, M.D.'s license?
NPPES lists New York license number 237631, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Themistocles Protopsaltis, M.D. prescribe under Medicare Part D?
In 2024, Themistocles Protopsaltis, M.D. had 100 Medicare Part D claims for 55 beneficiaries; the average among orthopaedic surgery physician prescribers was 346. Part D covers Medicare prescriptions only.
What is Themistocles Protopsaltis, M.D.'s MIPS final score?
The 2023 MIPS final score is 84.5 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.