Marissa Cartwright, MD
Internal Medicine Physician · Brooklyn, NY
Marissa Cartwright, MD is an internal medicine physician with a practice address in Brooklyn, New York, and NPI 1750547881, issued on Jul 29, 2008. Check the license on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Marissa Cartwright
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- TL34266 SC
34266 SC
Self-reported in NPPES; status is on the state search - Practice location
- 800 Poly PL, Brooklyn, NY 11209
- Phone
- (718) 630-3766
- Enumerated
- Jul 29, 2008
- Record last updated
- Jan 17, 2023
- Fax
- (718) 630-3761
- Medicare enrollment
- Enrolled (PECOS I20120127000514); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Also registered at 800 Poly PL
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Marissa Cartwright in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the ProfessionsCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average internal medicine physician in 2024
491 Medicare Part D claims for 153 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 22 claims were for opioids.
Most prescribed
- Pantoprazole Sodium27 claims
- Metoprolol Succinate22 claims
- Cefpodoxime Proxetil21 claims
- Prednisone19 claims
- Furosemide18 claims
- Amlodipine Besylate14 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: $226.19
3 payments; by number, the most common kind was food and beverage; the largest payer was Axsome Therapeutics, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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.
2 hospitals and group practices
- Spartanburg Medical CenterSpartanburg, SC · Acute Care Hospitals2 of 5 stars
- Galen Inpatient Physicians PCGreenville, SC
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.
Marissa Cartwright among 12,067 internal medicine physician records in New York
Marissa Cartwright, MD is one of 12,067 internal medicine physician records with a practice address in New York. 79% 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 56% of them.
- NPI issued2008 · 56% of these records are older, 40% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2001 · median 2002 among the 7,221 with a school on file
- Record last updated2023 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,497 internal medicine physician records list a practice address in Brooklyn
They are 1,497 of the 64,057 NPPES records with a practice address in Brooklyn, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in Brooklyn → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Joseph Addeo, M.D.Brooklyn, NY 112091851351571
- Andrew Adler, MDBrooklyn, NY 112091629050125
- Jeffrey Hyman, MDBrooklyn, NY 112091053317396
- Mark Joy, M.D.Brooklyn, NY 112091922062504
- Robert Kelter, MDBrooklyn, NY 112091104805936
- Donald Mandel, M.D.Brooklyn, NY 112091124026265
- John Marino, M.D.Brooklyn, NY 112091568442473
- Leonard Muller, M.D.,Broolkyn, NY 112091659349553
Common questions
What is Marissa Cartwright, MD's NPI number?
Marissa Cartwright, MD's National Provider Identifier (NPI) is 1750547881, issued on Jul 29, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Marissa Cartwright, MD located?
The NPPES record lists a practice address at 800 Poly PL, Brooklyn, NY, 11209. Phone: (718) 630-3766. Providers update this record themselves, so call before visiting.
How can I verify Marissa Cartwright, MD's license?
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 Marissa Cartwright, MD prescribe under Medicare Part D?
In 2024, Marissa Cartwright, MD had 491 Medicare Part D claims for 153 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.