Jonathan Schlosser, D.O.
Endocrinology, Diabetes & Metabolism Physician · Suffern, NY
Jonathan Schlosser, D.O. is an endocrinology, diabetes & metabolism physician with a practice address in Suffern, New York, and NPI 1902886815, issued on Jan 18, 2006. Check the license (New York 229600, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Jonathan Schlosser
- Credential
- D.O.
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- 229600 NY
Self-reported in NPPES; status is on the state search - Practice location
- 222 Route 59, Suffern, NY 10901
- Phone
- (845) 357-3838
- Enumerated
- Jan 18, 2006
- Record last updated
- Jul 13, 2026
- Fax
- (845) 357-8930
- Medicare enrollment
- Enrolled (PECOS I20060120000057); accepts Medicare assignment
- Medical or professional school
- New York College Of Osteo Medicine Of New York Institute Of Technology, 2000
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 970 in New York → Look up another NPI →
Also registered at 222 Route 59
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jonathan Schlosser 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 229600Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
56% more Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
4,095 Medicare Part D claims for 626 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 39% of claims.
Most prescribed
- Levothyroxine Sodium502 claims
- Metformin Hcl351 claims
- Metformin Hcl Er201 claims
- Ozempic167 claims
- Synthroid165 claims
- Jardiance154 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): 94.4 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: $2,512.91
142 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 5,661 providers of this specialty with any payment received $5,742.15 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
- Rockland Endocrine And Diabetes Services, P.C.Suffern, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jonathan Schlosser among 970 endocrinology, diabetes & metabolism physician records in New York
Jonathan Schlosser, D.O. is one of 970 endocrinology, diabetes & metabolism physician records with a practice address in New York. 86% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 57% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2000 · median 2004 among the 694 with a school on file
- Record last updated2026 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in New York
There are 970 endocrinology, diabetes & metabolism physician records in New York.
All 970 in New York → Every provider in Suffern → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Alice Azzalin, M.D.Suffern, NY 109011619296746
- Anna Chernov, MDSuffern, NY 109011790822971
- Corinne Levitus, D.O.Suffern, NY 109011427411123
- Susel Rodriguez Ortega, MDSuffern, NY 109011356828404
- Mohamed Ali, MDGoshen, NY 109241568857415
- Elliott Friedman, MDMiddletown, NY 109401578519740
- Padma Raghavan PillaiMiddletown, NY 109401992148878
- Ashok Vaswani, MDMiddletown, NY 109401205848025
Common questions
What is Jonathan Schlosser, D.O.'s NPI number?
Jonathan Schlosser, D.O.'s National Provider Identifier (NPI) is 1902886815, issued on Jan 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jonathan Schlosser, D.O. located?
The NPPES record lists a practice address at 222 Route 59, Suffern, NY, 10901. Phone: (845) 357-3838. Providers update this record themselves, so call before visiting.
How can I verify Jonathan Schlosser, D.O.'s license?
NPPES lists New York license number 229600, 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 Jonathan Schlosser, D.O. prescribe under Medicare Part D?
In 2024, Jonathan Schlosser, D.O. had 4,095 Medicare Part D claims for 626 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.
What is Jonathan Schlosser, D.O.'s MIPS final score?
The 2023 MIPS final score is 94.4 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.