NPPES file of Aug 9, 2026

Sophana Hem, DMD

General Practice Dentistry · Winchester, MA

Sophana Hem, DMD is a general practice dentistry with a practice address in Winchester, Massachusetts, and NPI 1083870687, issued on Aug 3, 2008. Check the license (Massachusetts 22273, as entered in NPPES) with the Massachusetts 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
1083870687
Name
Sophana Hem
Credential
DMD
Primary taxonomy
General Practice Dentistry 1223G0001X
License numbers
22273 MA
DN22273 MA
Self-reported in NPPES; status is on the state search
Practice location
955 Main St, Winchester, MA 01890
Phone
(781) 721-9900
Enumerated
Aug 3, 2008
Record last updated
Dec 27, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(781) 721-9902
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 955 Main St

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

  1. Andrew Abela, DDSOral and Maxillofacial Surgery (Dentist)1154464808
  2. William Antonelli, PTPhysical Therapist1487772281
  3. Christina Bouboulis, FNP-BCFamily Nurse Practitioner1053116970
  4. Patrick Brophy, MDSurgical Oncology Physician1851351159
  5. Vincent Buscemi, PTPhysical Therapist1790803518
  6. Marilyn Capek, M.D.Dermatology Physician1992848469

Verify Sophana Hem in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license 22273
    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 Massachusetts license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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61% fewer Medicare Part D claims than the average general practice dentistry in 2024

32 Medicare Part D claims for 14 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Sophana Hem32
  2. Specialty average83

Most prescribed

  1. Amoxicillin15 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: $77.87

2 payments; by number, the most common kind was food and beverage; the largest payer was Zest Holdings, 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. Sophana Hem$77.87
  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.

Sophana Hem among 3,489 general practice dentistry records in Massachusetts

Sophana Hem, DMD is one of 3,489 general practice dentistry records with a practice address in Massachusetts. 58% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 59% of them.

  • NPI issued2008 · 59% of these records are older, 37% newer
  • In a Medicare fileYes · 58% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2016 · 77% 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 Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

15 general practice dentistry records list a practice address in Winchester

They are 15 of the 439 NPPES records with a practice address in Winchester, and 3,489 general practice dentistry records in Massachusetts.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Elene Avgherinos, DMDWinchester, MA 018901053338053
  2. Leonidas Exarchos, DMDWinchester, MA 018901316964331
  3. Robert Grassi, DMDWinchester, MA 018901902405202
  4. Karen Hallisey, D.M.D.Winchester, MA 018901871700757
  5. Hui Huang, D.M.D.Winchester, MA 018901760468094
  6. Nabil Ibrahim, B.D.S., D.D.S.Winchester, MA 018901073526117
  7. Ralph Lauretano, DMDWinchester, MA 018901639190432
  8. Eugene Lawnicki, DMDWinchester, MA 018901124125281

Common questions

What is Sophana Hem, DMD's NPI number?

Sophana Hem, DMD's National Provider Identifier (NPI) is 1083870687, issued on Aug 3, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Sophana Hem, DMD located?

The NPPES record lists a practice address at 955 Main St, Winchester, MA, 01890. Phone: (781) 721-9900. Providers update this record themselves, so call before visiting.

How can I verify Sophana Hem, DMD's license?

NPPES lists Massachusetts license number 22273, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Sophana Hem, DMD prescribe under Medicare Part D?

In 2024, Sophana Hem, DMD had 32 Medicare Part D claims for 14 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.