Ronen Marmur, MD
Rheumatology Physician · Brewster, NY
Ronen Marmur, MD is a rheumatology physician with a practice address in Brewster, New York, and NPI 1609821818, issued on May 24, 2006. Check the license (New York 215729, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Ronen Marmur
- Credential
- MD
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- 215729 NY
Self-reported in NPPES; status is on the state search - Practice location
- 185 Route 312, Brewster, NY 10509
- Phone
- (845) 278-7000
- Enumerated
- May 24, 2006
- Record last updated
- Oct 13, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (845) 278-2208
- Medicaid ID
- 02191624 NY
- Medicare enrollment
- Enrolled (PECOS I20240806001710); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 599 in New York → Look up another NPI →
Also registered at 185 Route 312
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Yorleny Bustamante, M.D.Internal Medicine Physician1629102652
- Marc Childs, MDPediatrics Physician1154377380
- Angelo Cumella, M.D.Obstetrics & Gynecology Physician1154326197
Verify Ronen Marmur 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 215729Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
48% more Medicare Part D claims than the average rheumatology physician in 2024
2,933 Medicare Part D claims for 796 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. 149 claims were for opioids.
Most prescribed
- Hydroxychloroquine Sulfate455 claims
- Methotrexate281 claims
- Prednisone212 claims
- Allopurinol137 claims
- Gabapentin136 claims
- Tramadol Hcl123 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.
Industry payments in 2024: $95.11
5 payments; by number, the most common kind was food and beverage; the largest payer was Sobi, Inc. The 4,486 providers of this specialty with any payment received $8,538.33 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.
One hospital affiliation
- Central Maine Medical CenterLewiston, ME · Acute Care Hospitals4 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Ronen Marmur among 599 rheumatology physician records in New York
Ronen Marmur, MD is one of 599 rheumatology physician records with a practice address in New York. 85% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 54% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated1995 · median 2003 among the 425 with a school on file
- Record last updated2017 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in New York
There are 599 rheumatology physician records in New York.
All 599 in New York → Every provider in Brewster → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Marcie Wolinsky-Friedland, M.D.Brewster, NY 105091023138518
- Matthew Ornstein, M.D.Carmel, NY 105121598737066
- Jean Park, M.D.Carmel, NY 105121306048087
- Stephanie Dondero, D.O.Armonk, NY 105041578978656
- Bernard Joffe, M.D.Chappaqua, NY 105141851846240
- Ivan Ramirez De Oleo, MDCroton On Hudson, NY 105201013463397
- Matthew Snyder, DOHarrison, NY 105281629572938
- Farrah Gutwein, D.O.Hawthorne, NY 105321841593985
Common questions
What is Ronen Marmur, MD's NPI number?
Ronen Marmur, MD's National Provider Identifier (NPI) is 1609821818, issued on May 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ronen Marmur, MD located?
The NPPES record lists a practice address at 185 Route 312, Brewster, NY, 10509. Phone: (845) 278-7000. Providers update this record themselves, so call before visiting.
How can I verify Ronen Marmur, MD's license?
NPPES lists New York license number 215729, 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 Ronen Marmur, MD prescribe under Medicare Part D?
In 2024, Ronen Marmur, MD had 2,933 Medicare Part D claims for 796 beneficiaries; the average among rheumatology physician prescribers was 1,978. Part D covers Medicare prescriptions only.
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.