Robert T. Marshall, M.D.
Emergency Medicine Physician · Stony Brook, NY
Robert T. Marshall, M.D. is an emergency medicine physician with a practice address in Stony Brook, New York, and NPI 1740541663, issued on Jun 7, 2012. Check the license (New York 283170, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Robert T. Marshall
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- 283170 NY
261154 MA
Self-reported in NPPES; status is on the state search - Practice location
- 100 Nicolls RD, Stony Brook, NY 11794
- Phone
- (631) 444-2478
- Enumerated
- Jun 7, 2012
- Record last updated
- Jul 5, 2016 (not updated in 10 years: call before relying on the address or phone)
- Medicaid ID
- 110102404A MA
- Medicare enrollment
- Enrolled (PECOS I20160620002329); accepts Medicare assignment
- Medical or professional school
- Pennsylvania State University College Of Medicine, 2012
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 5,025 in New York → Look up another NPI →
Also registered at 100 Nicolls RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Susan Abramovich, PA-CSurgical Physician Assistant1275219800
- Anna Adam, MDInternal Medicine Physician1306266705
- Mansoor AhmedNephrology Physician1366154742
- Mary Ann Almonte, NP-CFamily Nurse Practitioner1104392455
- Ratna Basak, MDPediatrics Physician1790100626
- Akhtar BegumFamily Nurse Practitioner1700413325
Verify Robert T. Marshall 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 283170Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Stony Brook Emergency Physicians, University Faculty Practice CorporatStony Brook, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Robert T. Marshall among 5,025 emergency medicine physician records in New York
Robert T. Marshall, M.D. is one of 5,025 emergency medicine 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 2012, is newer than 52% of them.
- NPI issued2012 · 52% of these records are older, 44% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2012 · median 2013 among the 3,232 with a school on file
- Record last updated2016 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
116 emergency medicine physician records list a practice address in Stony Brook
They are 116 of the 3,053 NPPES records with a practice address in Stony Brook, and 5,025 emergency medicine physician records in New York.
All 5,025 in New York → Every provider in Stony Brook → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Abida Butler, M.D.Stony Brook, NY 117941982683173
- Christopher Carleo, M.D.Stony Brook, NY 117941023044823
- Stuart Chale, M.D.Stony Brook, NY 117941861428765
- Michael Imperato, M.D.Stony Brook, NY 117941194791665
- Lester Kallus, M.D.Stony Brook, NY 117941154357887
- Melina Khwaja, M.D.Stony Brook, NY 117941164467544
- David Lawrence, DOStony Brook, NY 117941144273228
- Andrea Libutti, M.D.Stony Brook, NY 117941053349241
Common questions
What is Robert T. Marshall, M.D.'s NPI number?
Robert T. Marshall, M.D.'s National Provider Identifier (NPI) is 1740541663, issued on Jun 7, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Robert T. Marshall, M.D. located?
The NPPES record lists a practice address at 100 Nicolls RD, Stony Brook, NY, 11794. Phone: (631) 444-2478. Providers update this record themselves, so call before visiting.
How can I verify Robert T. Marshall, M.D.'s license?
NPPES lists New York license number 283170, 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.
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.