Giuseppe Marzella, MD
Internal Medicine Physician · East Hanover, NJ
Giuseppe Marzella, MD is an internal medicine physician with a practice address in East Hanover, New Jersey, and NPI 1194866194, issued on Feb 11, 2007. Check the license (New Jersey 25MA05975800, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Giuseppe Marzella
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 25MA05975800 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 383 Ridgedale Ave, East Hanover, NJ 07936
- Phone
- (973) 887-0200
- Enumerated
- Feb 11, 2007
- Record last updated
- Jul 10, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (973) 887-4965
- Medicare enrollment
- Enrolled (PECOS I20050622000007); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 4,632 in New Jersey → Look up another NPI →
Also registered at 383 Ridgedale Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Susan Begic, NP-CFamily Nurse Practitioner1043652407
- Lynn Corrigan, D.O.Family Medicine Physician1366526964
- Niraj Patel, M.D.Internal Medicine Physician1659327922
- Sheena Shah, PA-CMedical Physician Assistant1548711690
Verify Giuseppe Marzella 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 25MA05975800Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.2 times the Medicare Part D claims of the average internal medicine physician in 2024
13,337 Medicare Part D claims for 835 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 95 claims were for opioids.
Most prescribed
- Atorvastatin Calcium824 claims
- Levothyroxine Sodium658 claims
- Metoprolol Succinate568 claims
- Amlodipine Besylate395 claims
- Pantoprazole Sodium368 claims
- Escitalopram Oxalate358 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.
Bills Medicare through one group practice
- Summit Medical Group PABerkeley Heights, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Giuseppe Marzella among 4,632 internal medicine physician records in New Jersey
Giuseppe Marzella, MD is one of 4,632 internal medicine physician records with a practice address in New Jersey. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 50% of them.
- NPI issued2007 · 50% of these records are older, 41% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated1989 · median 2000 among the 3,132 with a school on file
- Record last updated2019 · 63% 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 Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
7 internal medicine physician records list a practice address in East Hanover
They are 7 of the 210 NPPES records with a practice address in East Hanover, and 4,632 internal medicine physician records in New Jersey.
All 4,632 in New Jersey → Every provider in East Hanover → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Wazim Buksh, MDEast Hanover, NJ 079361073893442
- Todd Gruber, M.D., M.P.H.East Hanover, NJ 079361467568451
- Jeramie Kerr-Romano, MDEast Hanover, NJ 079361790248003
- Niraj Patel, M.D.East Hanover, NJ 079361659327922
- Ly-Le Tran, M.D.East Hanover, NJ 079361972748283
- Irina Zhukova, DOEast Hanover, NJ 079361790811107
- Gulbir (dina) Anand, M.D.Gladstone, NJ 079341841359379
- Vanjai Kitcharoen, M.D.Lyons, NJ 079391306174669
Common questions
What is Giuseppe Marzella, MD's NPI number?
Giuseppe Marzella, MD's National Provider Identifier (NPI) is 1194866194, issued on Feb 11, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Giuseppe Marzella, MD located?
The NPPES record lists a practice address at 383 Ridgedale Ave, East Hanover, NJ, 07936. Phone: (973) 887-0200. Providers update this record themselves, so call before visiting.
How can I verify Giuseppe Marzella, MD's license?
NPPES lists New Jersey license number 25MA05975800, 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 Giuseppe Marzella, MD prescribe under Medicare Part D?
In 2024, Giuseppe Marzella, MD had 13,337 Medicare Part D claims for 835 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.