Mark Steven Hegeman, D.D.S.
Dentist · Chevy Chase, MD
Mark Steven Hegeman, D.D.S. is a dentist with a practice address in Chevy Chase, Maryland, and NPI 1639450372, issued on Sep 8, 2011. Check the license (Maryland 10264, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mark Steven Hegeman
- Credential
- D.D.S.
- Primary taxonomy
- Dentist 122300000X
- License number
- 10264 MD
Self-reported in NPPES; status is on the state search - Practice location
- 4820 Chevy Chase Drive, Chevy Chase, MD 20815
- Phone
- (301) 652-8200
- Enumerated
- Sep 8, 2011
- Record last updated
- Sep 8, 2011 (not updated in 15 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest dentist records → All 1,870 in Maryland → Look up another NPI →
Verify Mark Steven Hegeman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license 10264Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
73% fewer Medicare Part D claims than the average dentist in 2024
23 Medicare Part D claims for 12 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin11 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: $82.81
1 payment: food and beverage; the largest payer was Zimvie Inc. The 31,974 providers of this specialty with any payment received $540.36 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Mark Steven Hegeman among 1,870 dentist records in Maryland
Mark Steven Hegeman, D.D.S. is one of 1,870 dentist records with a practice address in Maryland. 60% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 51% of them.
- NPI issued2011 · 51% of these records are older, 45% newer
- In a Medicare fileYes · 60% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2011 · 69% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
22 dentist records list a practice address in Chevy Chase
They are 22 of the 1,118 NPPES records with a practice address in Chevy Chase, and 1,870 dentist records in Maryland.
All 1,870 in Maryland → Every provider in Chevy Chase → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Trevor Andrews, DDSChevy Chase, MD 208151336263094
- John Chick, DMDChevy Chase, MD 208151316182165
- Jason Cohen, DDSChevy Chase, MD 208151770759722
- Kenneth Ingber, DMDChevy Chase, MD 208151912115148
- Karen Ivers, DDS LLCChevy Chase, MD 208151891862157
- Kristy Lee, D.D.S.Chevy Chase, MD 208151649565029
- Martin Levin, DMDChevy Chase, MD 208151720193311
- Aldino Maggiulli, B.A., D.M.D., G.P.R.Chevy Chase, MD 208151437394921
Common questions
What is Mark Steven Hegeman, D.D.S.'s NPI number?
Mark Steven Hegeman, D.D.S.'s National Provider Identifier (NPI) is 1639450372, issued on Sep 8, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Mark Steven Hegeman, D.D.S. located?
The NPPES record lists a practice address at 4820 Chevy Chase Drive, Chevy Chase, MD, 20815. Phone: (301) 652-8200. Providers update this record themselves, so call before visiting.
How can I verify Mark Steven Hegeman, D.D.S.'s license?
NPPES lists Maryland license number 10264, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Mark Steven Hegeman, D.D.S. prescribe under Medicare Part D?
In 2024, Mark Steven Hegeman, D.D.S. had 23 Medicare Part D claims for 12 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.