NPPES file of Aug 9, 2026

Marc Lance Horowitz, DDS

Dentist · Harrington, ME

Marc Lance Horowitz, DDS is a dentist with a practice address in Harrington, Maine, and NPI 1093849325, issued on Mar 16, 2007. Check the license (Maine 3679, as entered in NPPES) with the Maine 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
1093849325
Name
Marc Lance Horowitz
Credential
DDS
Primary taxonomy
Dentist 122300000X
License number
3679 ME
Self-reported in NPPES; status is on the state search
Practice location
81 Main St, Harrington, ME 04643
Phone
(207) 483-4502
Enumerated
Mar 16, 2007
Record last updated
Nov 14, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(207) 483-4778
Medicaid ID
289000099 ME
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 81 Main St

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

  1. Mary Bunker, DOFamily Medicine Physician1396798658
  2. Serita Corey-Childs, LCSWClinical Social Worker1780890566
  3. Nicole Hodgdon, RDHDental Hygienist1881728418
  4. Barbara Hope, LCSWSocial Worker1548213952
  5. Kandi Robertson, LMSWSocial Worker1023185527

Verify Marc Lance Horowitz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maine board licenses this profession
    Search for license 3679
    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 Maine license search

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48% more Medicare Part D claims than the average dentist in 2024

127 Medicare Part D claims for 87 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. 19 claims were for opioids.

  1. Marc Horowitz127
  2. Specialty average86

Most prescribed

  1. Amoxicillin45 claims
  2. Amoxicillin-Clavulanate Potass24 claims
  3. Azithromycin13 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.

2 dentist records list a practice address in Harrington

They are 2 of the 40 NPPES records with a practice address in Harrington, and 390 dentist records in Maine.

Other dentist records in Maine

  1. Morgan Abdul-Korah, DMDPatten, ME1548770282
  2. Albert Abena, D.D.S.Portland, ME1003945528
  3. Stephanie Aboody-Isufaj, DMDTopsham, ME1568163186
  4. Israel Adeloye, D.M.DBangor, ME1588070635
  5. Toyosi Adeyemo, DMDBangor, ME1730842659
  6. Ziad Al AdhamBangor, ME1063904787
  7. Anas Al-Taee, DDS, MSCaribou, ME1275188823
  8. Amy Alexcovich, DMDOld Town, ME1538323019
  9. Jawharah Almalki, BDS, MSPortland, ME1144055781
  10. Wendy Alpaugh, D.M.D.Stonington, ME1659392314

Common questions

What is Marc Lance Horowitz, DDS's NPI number?

Marc Lance Horowitz, DDS's National Provider Identifier (NPI) is 1093849325, issued on Mar 16, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Marc Lance Horowitz, DDS located?

The NPPES record lists a practice address at 81 Main St, Harrington, ME, 04643. Phone: (207) 483-4502. Providers update this record themselves, so call before visiting.

How can I verify Marc Lance Horowitz, DDS's license?

NPPES lists Maine license number 3679, as entered by the provider. Search the Maine board that licenses this profession; the NPPES record confirms identity only.

How much does Marc Lance Horowitz, DDS prescribe under Medicare Part D?

In 2024, Marc Lance Horowitz, DDS had 127 Medicare Part D claims for 87 beneficiaries; the average among dentist prescribers was 86. 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.