Donald Marks, MD
Internal Medicine Physician · Wharton, NJ
Donald Marks, MD is an internal medicine physician with a practice address in Wharton, New Jersey, and NPI 1841272309, issued on Nov 18, 2005. Check the license (New Jersey 25MA05357400, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Donald Marks
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 25MA05357400 NJ
180133 NY
Self-reported in NPPES; status is on the state search - Practice location
- 8215 Polk Dr, Wharton, NJ 07885
- Phone
- (973) 307-0364
- Enumerated
- Nov 18, 2005
- Entity
- Type 1 · individual
Verify Donald Marks 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 25MA05357400Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
15 Medicare Part D claims, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D.
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.
2 internal medicine physician records list a Wharton practice address
They are 2 of the 51 NPPES records with a Wharton practice address, and 5,156 internal medicine physician records in New Jersey.
All 2 in Wharton → All 5,156 in New Jersey → Every provider in Wharton →
Other internal medicine physician records in New Jersey
- Joseph Aaron, MD, FACPShort Hills, NJ1861584633
- Sirike Aasmaa, DOMontville, NJ1861549925
- Holly Abate Bersalona, M.D.Sea Girt, NJ1669500492
- Kaniz Zehra Abbas, MDTrenton, NJ1598253858
- Shahida Abbas, MDOld Bridge, NJ1023104098
- Shahed AbbasiNewark, NJ1477810752
- Samih Abbassi, MDWest Orange, NJ1750380358
- Somaya Abboud, MDWest Orange, NJ1326089004
- Hilal Abboushi, MDBloomfield, NJ1548378029
- Majdi Abdalla, M.D.Atlantic City, NJ1922230135
Common questions
What is Donald Marks, MD's NPI number?
Donald Marks, MD's National Provider Identifier (NPI) is 1841272309, issued on Nov 18, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Donald Marks, MD located?
The NPPES record lists a practice address at 8215 Polk Dr, Wharton, NJ, 07885. Phone: (973) 307-0364. Providers update this record themselves, so call before visiting.
How can I verify Donald Marks, MD's license?
NPPES lists New Jersey license number 25MA05357400, 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 Donald Marks, MD prescribe under Medicare Part D?
In 2024, Donald Marks, MD had 15 Medicare Part D claims; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.