Robert Marc Lieder, D.D.S
General Practice Dentistry · Baltimore, MD
Robert Marc Lieder, D.D.S is a general practice dentistry with a practice address in Baltimore, Maryland, and NPI 1508842220, issued on Dec 15, 2005. Check the license (Maryland 13449, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Robert Marc Lieder
- Credential
- D.D.S
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 13449 MD
Self-reported in NPPES; status is on the state search - Practice location
- 6609 Park Heights Avenue, Baltimore, MD 21215
- Phone
- (410) 764-3400
- Enumerated
- Dec 15, 2005
- Record last updated
- Dec 2, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (410) 764-3401
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 2,408 in Maryland → Look up another NPI →
Verify Robert Marc Lieder in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license 13449Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% fewer Medicare Part D claims than the average general practice dentistry in 2024
14 Medicare Part D claims for 12 beneficiaries, against an average of 83 among the 70,290 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.
Robert Marc Lieder among 2,408 general practice dentistry records in Maryland
Robert Marc Lieder, D.D.S is one of 2,408 general practice dentistry records with a practice address in Maryland. 62% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 96% newer
- In a Medicare fileYes · 62% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2014 · 72% 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 Maryland 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 Maryland
There are 2,408 general practice dentistry records in Maryland.
All 2,408 in Maryland → Every provider in Baltimore → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Stephanie Boone, DDSBaltimore, MD 212151063740579
- Renee Campbell, DDSBaltimore, MD 212151871753681
- Howard Datnoff, DDSBaltimore, MD 212151013183276
- Mayokun Demehin, D.D.SBaltimore, MD 212151770924573
- Anand Francis, DDSBaltimore, MD 212151447681507
- Leon Katz, D.D.S.Baltimore, MD 212151306013040
- Emily Lin, DMDBaltimore, MD 212151396030938
- William Mumby, D.D.S.Baltimore, MD 212151306013164
Common questions
What is Robert Marc Lieder, D.D.S's NPI number?
Robert Marc Lieder, D.D.S's National Provider Identifier (NPI) is 1508842220, issued on Dec 15, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Robert Marc Lieder, D.D.S located?
The NPPES record lists a practice address at 6609 Park Heights Avenue, Baltimore, MD, 21215. Phone: (410) 764-3400. Providers update this record themselves, so call before visiting.
How can I verify Robert Marc Lieder, D.D.S's license?
NPPES lists Maryland license number 13449, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Robert Marc Lieder, D.D.S prescribe under Medicare Part D?
In 2024, Robert Marc Lieder, D.D.S had 14 Medicare Part D claims for 12 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.