Henry Irving Seemann, DMD
Dentist · Ridgefield, CT
Henry Irving Seemann, DMD is a dentist with a practice address in Ridgefield, Connecticut, and NPI 1942419510, issued on May 21, 2007. Check the license (Connecticut 6230, as entered in NPPES) with the Connecticut board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Henry Irving Seemann
- Credential
- DMD
- Primary taxonomy
- Dentist 122300000X
- License number
- 6230 CT
Self-reported in NPPES; status is on the state search - Practice location
- 63 Copps Hill RD, Ridgefield, CT 06877
- Phone
- (203) 431-4344
- Enumerated
- May 21, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (203) 431-3236
- Entity
- Type 1 · individual
8 nearest dentist records → All 862 in Connecticut → Look up another NPI →
Also registered at 63 Copps Hill RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Cheryl Doumar, DMDDentist1902015571
- Charles Giordano, PTMSPhysical Therapist1184738197
- Elizabeth Kirkpatrick, PT, DPT, OCSPhysical Therapist1073874772
- Kathryn White, PT, DPTPhysical Therapist1164719704
Verify Henry Irving Seemann in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
Search for license 6230Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Henry Irving Seemann among 862 dentist records in Connecticut
Henry Irving Seemann, DMD is one of 862 dentist records with a practice address in Connecticut. 61% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 21% of them.
- NPI issued2007 · 21% of these records are older, 55% newer
- In a Medicare fileNo · 61% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 75% 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 Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
17 dentist records list a practice address in Ridgefield
They are 17 of the 473 NPPES records with a practice address in Ridgefield, and 862 dentist records in Connecticut. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 862 in Connecticut → Every provider in Ridgefield → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Ashfaq Ahmad, DMDRidgefield, CT 068771164734372
- Randall Baldwin, DMDRidgefield, CT 068771043556046
- Steven Brandler, DDSRidgefield, CT 068771942392907
- James Damascus, DDSRidgefield, CT 068771194759969
- Cheryl Doumar, DMDRidgefield, CT 068771902015571
- Josephine Franzese, D.M.D.Ridgefield, CT 068771033306006
- Robert Gell, DDSRidgefield, CT 068771760492532
- Jamar Jackson, DMDRidgefield, CT 068771356694897
Common questions
What is Henry Irving Seemann, DMD's NPI number?
Henry Irving Seemann, DMD's National Provider Identifier (NPI) is 1942419510, issued on May 21, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Henry Irving Seemann, DMD located?
The NPPES record lists a practice address at 63 Copps Hill RD, Ridgefield, CT, 06877. Phone: (203) 431-4344. Providers update this record themselves, so call before visiting.
How can I verify Henry Irving Seemann, DMD's license?
NPPES lists Connecticut license number 6230, as entered by the provider. Search the Connecticut 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.