NPPES file of Aug 9, 2026

Seth Karl Glassman, DDS

General Practice Dentistry · Baltimore, MD

Seth Karl Glassman, DDS is a general practice dentistry with a practice address in Baltimore, Maryland, and NPI 1467677153, issued on Apr 16, 2007. Check the license (Maryland 6949, as entered in NPPES) with the Maryland board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1467677153
Name
Seth Karl Glassman
Credential
DDS
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
6949 MD
Self-reported in NPPES; status is on the state search
Practice location
19 Walker Ave, Baltimore, MD 21208
Phone
(410) 653-5400
Enumerated
Apr 16, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
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 19 Walker Ave

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

  1. Ronald Ginsberg, MDGastroenterology Physician1801877758

Verify Seth Karl Glassman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license 6949
    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 Maryland license search

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General Practice Dentistry providers in Maryland

There are 2,408 general practice dentistry records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other general practice dentistry records in Maryland

  1. Hannah Aaronson-Barsky, D.D.S.Clarksville, MD1629139027
  2. Zerihun Abate, D.D.S.Oxon Hill, MD1760743330
  3. Bagrat AbazyanBrooklyn, MD1902683477
  4. Robert Abbott, D.D.SOdenton, MD1407072036
  5. Sara Abdelwahab, DDSConowingo, MD1811829153
  6. Ruqaya AbourawiClinton, MD1366135816
  7. Dawn Abousy, DDSBaltimore, MD1578645503
  8. Jay Abramson, D.D.S.Glen Burnie, MD1679604821
  9. Marvin Abramson, D.D.SRockville, MD1720098957
  10. Madeline Abudu, DMDOxon Hill, MD1962586909

Common questions

What is Seth Karl Glassman, DDS's NPI number?

Seth Karl Glassman, DDS's National Provider Identifier (NPI) is 1467677153, issued on Apr 16, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Seth Karl Glassman, DDS located?

The NPPES record lists a practice address at 19 Walker Ave, Baltimore, MD, 21208. Phone: (410) 653-5400. Providers update this record themselves, so call before visiting.

How can I verify Seth Karl Glassman, DDS's license?

NPPES lists Maryland license number 6949, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity 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. 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.