NPPES file of Aug 9, 2026

Mark Alexander Antonis, DDS

General Practice Dentistry · Bethlehem, PA

Mark Alexander Antonis, DDS is a general practice dentistry with a practice address in Bethlehem, Pennsylvania, and NPI 1972642270, issued on Feb 5, 2007. Check the license (Pennsylvania 023503, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1972642270
Name
Mark Alexander Antonis
Credential
DDS
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
023503 PA
Self-reported in NPPES; status is on the state search
Practice location
1333 Easton Ave, Bethlehem, PA 18018
Phone
(610) 866-5391
Enumerated
Feb 5, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(610) 866-5421
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1333 Easton Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Riddhi Darji, DMDGeneral Practice Dentistry1073448957

Verify Mark Alexander Antonis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
    Search for license 023503
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Pennsylvania license search

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13% more Medicare Part D claims than the average general practice dentistry in 2024

94 Medicare Part D claims for 65 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.

  1. Mark Antonis94
  2. Specialty average83

Most prescribed

  1. Amoxicillin39 claims
  2. Penicillin V Potassium25 claims
  3. Clindamycin Hcl14 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: $14.08

1 payment: food and beverage; the largest payer was Philips North America LLC. The 41,669 providers of this specialty with any payment received $597.01 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Antonis$14.08
  2. Specialty average$597.01

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

77 general practice dentistry records list a practice address in Bethlehem

They are 77 of the 4,797 NPPES records with a practice address in Bethlehem, and 4,612 general practice dentistry records in Pennsylvania.

Other general practice dentistry records in Pennsylvania

  1. Dean Abbinanti, D.M.D.Pittsburgh, PA1144346792
  2. Jeannette Abboud-Niemczyk, D.M.DDrexel Hill, PA1013012061
  3. Justin Abbs, DMDWashington, PA1265000137
  4. Rania Abdel-Malak, DMDErie, PA1225558174
  5. Hazem Abdelaal, DDSBrookhaven, PA1972282903
  6. Leyla Abdulhay, D.M.DBethlehem, PA1689810210
  7. Zainab AbdulhuseinDanville, PA1851108419
  8. Shimma Abdulla, DMDPhiladelphia, PA1760618094
  9. Mohammad Abdulwahab, DMDPittsburgh, PA1215196266
  10. James Abildness, DDSHershey, PA1629071584

Common questions

What is Mark Alexander Antonis, DDS's NPI number?

Mark Alexander Antonis, DDS's National Provider Identifier (NPI) is 1972642270, issued on Feb 5, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Mark Alexander Antonis, DDS located?

The NPPES record lists a practice address at 1333 Easton Ave, Bethlehem, PA, 18018. Phone: (610) 866-5391. Providers update this record themselves, so call before visiting.

How can I verify Mark Alexander Antonis, DDS's license?

NPPES lists Pennsylvania license number 023503, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.

How much does Mark Alexander Antonis, DDS prescribe under Medicare Part D?

In 2024, Mark Alexander Antonis, DDS had 94 Medicare Part D claims for 65 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.