Julian Joseph Sonnenfeld, M.D.
Orthopaedic Surgery Physician · Garden City, NY
Julian Joseph Sonnenfeld, M.D. is an orthopaedic surgery physician with a practice address in Garden City, New York, and NPI 1700273943, issued on Apr 24, 2015. Check the license (New York 309553, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Julian Joseph Sonnenfeld
- Credential
- M.D.
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License numbers
- 309553 NY
2020-00487 NC
Self-reported in NPPES; status is on the state search - Practice location
- 1101 Stewart Ave, Garden City, NY 11530
- Phone
- (516) 536-2800
- Enumerated
- Apr 24, 2015
- Record last updated
- Oct 12, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20210525002994); accepts Medicare assignment
- Medical or professional school
- Tufts University School Of Medicine, 2015
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery physician records → All 1,339 in New York → Look up another NPI →
Also registered at 1101 Stewart Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- George Ackerman, M.D.Orthopaedic Surgery Physician1720393259
- Sabrina BalducciPhysical Therapist1801780127
- Anthony Battista, M.D.Pediatrics Physician1588661755
- Maxime Bayol, DOPediatrics Physician1609431279
- Kathryn Calabria, D.O.Neuromusculoskeletal Medicine & OMM Physician1174633903
- Claire Cohen, MDPediatrics Physician1053354415
Verify Julian Joseph Sonnenfeld 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 309553Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
38% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024
216 Medicare Part D claims for 131 beneficiaries, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. 18 claims were for opioids.
Most prescribed
- Meloxicam65 claims
- Diclofenac Sodium59 claims
- Naproxen27 claims
- Ibuprofen13 claims
- Methylprednisolone13 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): 91.3 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).
Industry payments in 2024: $1,445.69
10 payments; by number, the most common kind was travel and lodging; the largest payer was Zimmer Biomet Holdings, 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
- True North Medical Group PCKew Gardens, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Julian Joseph Sonnenfeld among 1,339 orthopaedic surgery physician records in New York
Julian Joseph Sonnenfeld, 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 2015, is newer than 84% of them.
- NPI issued2015 · 84% of these records are older, 14% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2015 · 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 Garden City → Orthopaedic Surgery Physician nationwide →
The 8 orthopaedic surgery physician records with the nearest ZIP codes
- George Ackerman, M.D.Garden City, NY 115301720393259
- Omid Barzideh, MDGarden City, NY 115301477516862
- James Capozzi, M.D.Garden City, NY 115301538276274
- Megan Chapter-Zylinski, D.O.Garden City, NY 115301053753160
- Moiz Manaqib, M.D.Garden City, NY 115301134410590
- Gregory Sirounian, MDGarden City, NY 115301558356063
- Maxwell Weinberg, M.D.Garden City, NY 115301477916195
- Adam Boll, PAGlen Cove, NY 115421174643159
Common questions
What is Julian Joseph Sonnenfeld, M.D.'s NPI number?
Julian Joseph Sonnenfeld, M.D.'s National Provider Identifier (NPI) is 1700273943, issued on Apr 24, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Julian Joseph Sonnenfeld, M.D. located?
The NPPES record lists a practice address at 1101 Stewart Ave, Garden City, NY, 11530. Phone: (516) 536-2800. Providers update this record themselves, so call before visiting.
How can I verify Julian Joseph Sonnenfeld, M.D.'s license?
NPPES lists New York license number 309553, 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 Julian Joseph Sonnenfeld, M.D. prescribe under Medicare Part D?
In 2024, Julian Joseph Sonnenfeld, M.D. had 216 Medicare Part D claims for 131 beneficiaries; the average among orthopaedic surgery physician prescribers was 346. Part D covers Medicare prescriptions only.
What is Julian Joseph Sonnenfeld, M.D.'s MIPS final score?
The 2023 MIPS final score is 91.3 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.