Dean Matthew Marella, MD
Critical Care Medicine (Internal Medicine) Physician · Morristown, NJ
Dean Matthew Marella, MD is a critical care medicine (internal medicine) physician with a practice address in Morristown, New Jersey, and NPI 1427554393, issued on Mar 31, 2018. Check the license (New Jersey 25MA11048500, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Dean Matthew Marella
- Credential
- MD
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- 25MA11048500 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 95 Madison Ave Ste 300, Morristown, NJ 07960
- Phone
- (973) 898-0400
- Enumerated
- Mar 31, 2018
- Record last updated
- Nov 17, 2025
- Fax
- (973) 753-0020
- Medicare enrollment
- Enrolled (PECOS I20250716001328); accepts Medicare assignment
- Medical or professional school
- Cooper Medical School Of Rowan University, 2018
- Entity
- Type 1 · individual
8 nearest critical care medicine (internal medicine) physician records → All 225 in New Jersey → Look up another NPI →
Also registered at 95 Madison Ave Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Dean Matthew Marella in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
Search for license 25MA11048500Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average critical care medicine (internal medicine) physician in 2024
77 Medicare Part D claims, against an average of 696 among the 2,873 providers of this specialty who prescribed in Part D. Brand-name drugs were 40% of claims.
Most prescribed
- Metoprolol Succinate11 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: $289.42
18 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 2,708 providers of this specialty with any payment received $2,958.68 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
- Practice Associates Medical GroupMorristown, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Dean Matthew Marella among 225 critical care medicine (internal medicine) physician records in New Jersey
Dean Matthew Marella, MD is one of 225 critical care medicine (internal medicine) physician records with a practice address in New Jersey. 91% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 80% of them.
- NPI issued2018 · 80% of these records are older, 12% newer
- In a Medicare fileYes · 91% of these records are
- In the CMS Doctors and Clinicians fileYes · 85% of these records are
- Graduated2018 · median 2011 among the 192 with a school on file
- Record last updated2025 · 34% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Medicine (Internal Medicine) Physician providers in New Jersey
There are 225 critical care medicine (internal medicine) physician records in New Jersey.
All 225 in New Jersey → Every provider in Morristown → Critical Care Medicine (Internal Medicine) Physician nationwide →
The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes
- Jennifer Larosa, MDMorristown, NJ 079601174507024
- Ahmed Mohammed, MBCCHMorristown, NJ 079601437608858
- Hany Abdallah, M.D.Madison, NJ 079401881011237
- Jose Nieves, D.O.Cherry Hill, NJ 080021588045348
- Dawn Kennedy-Little, D.O.Long Beach Township, NJ 080081316994601
- Philip Willsie, D.O.Turnersville, NJ 080121669710638
- Joseph Lee, DOBrowns Mills, NJ 080151366804577
- Jonathan Stoll, MDBrowns Mills, NJ 080151881121218
Common questions
What is Dean Matthew Marella, MD's NPI number?
Dean Matthew Marella, MD's National Provider Identifier (NPI) is 1427554393, issued on Mar 31, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Dean Matthew Marella, MD located?
The NPPES record lists a practice address at 95 Madison Ave Ste 300, Morristown, NJ, 07960. Phone: (973) 898-0400. Providers update this record themselves, so call before visiting.
How can I verify Dean Matthew Marella, MD's license?
NPPES lists New Jersey license number 25MA11048500, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Dean Matthew Marella, MD prescribe under Medicare Part D?
In 2024, Dean Matthew Marella, MD had 77 Medicare Part D claims; the average among critical care medicine (internal medicine) physician prescribers was 696. 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.