Marshall J. Alter, DMD
General Practice Dentistry · Bordertown, NJ
Marshall J. Alter, DMD is a general practice dentistry with a practice address in Bordertown, New Jersey, and NPI 1306853460, issued on Aug 2, 2006. Check the license (New Jersey 22DI01475600, as entered in NPPES) with the New Jersey board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marshall J. Alter
- Credential
- DMD
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 22DI01475600 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 231 Crosswicks Road, Bordertown, NJ 08505
- Phone
- (609) 298-6660
- Enumerated
- Aug 2, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (609) 298-2640
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 4,085 in New Jersey → Look up another NPI →
Verify Marshall J. Alter in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New Jersey board licenses this profession
Search for license 22DI01475600Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
42% fewer Medicare Part D claims than the average general practice dentistry in 2024
48 Medicare Part D claims for 37 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin17 claims
- Penicillin V Potassium16 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.
Marshall J. Alter among 4,085 general practice dentistry records in New Jersey
Marshall J. Alter, DMD is one of 4,085 general practice dentistry records with a practice address in New Jersey. 64% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 68% newer
- In a Medicare fileYes · 64% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 80% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
General Practice Dentistry providers in New Jersey
There are 4,085 general practice dentistry records in New Jersey.
All 4,085 in New Jersey → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Mitchell Cohen, DMDBordentown, NJ 085051841334075
- Hema Gopal, DMDBordentown, NJ 085051124244900
- Paul Handsman, DDSBordentown, NJ 085051588875439
- Christina Keryakes, DMDBordentown, NJ 085051598697476
- Mohit Mediratta, DMDBordentown, NJ 085051003036963
- Marc Weinberger, DMDBordentown, NJ 085051457477846
- Mark Lubtz, DMDBelle Mead, NJ 085021396815403
- Jolene Bauer, D.M.D.Allentown, NJ 085011073767489
Common questions
What is Marshall J. Alter, DMD's NPI number?
Marshall J. Alter, DMD's National Provider Identifier (NPI) is 1306853460, issued on Aug 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Marshall J. Alter, DMD located?
The NPPES record lists a practice address at 231 Crosswicks Road, Bordertown, NJ, 08505. Phone: (609) 298-6660. Providers update this record themselves, so call before visiting.
How can I verify Marshall J. Alter, DMD's license?
NPPES lists New Jersey license number 22DI01475600, as entered by the provider. Search the New Jersey board that licenses this profession; the NPPES record confirms identity only.
How much does Marshall J. Alter, DMD prescribe under Medicare Part D?
In 2024, Marshall J. Alter, DMD had 48 Medicare Part D claims for 37 beneficiaries; the average among general practice dentistry prescribers was 83. 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.