NPPES file of Aug 9, 2026

Richard Peter Gangwisch, D.D.S.

General Practice Dentistry · Lilburn, GA

Richard Peter Gangwisch, D.D.S. is a general practice dentistry with a practice address in Lilburn, Georgia, and NPI 1255355145, issued on Jul 26, 2006. Check the license (Georgia DN008859, as entered in NPPES) with the Georgia 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
1255355145
Name
Richard Peter Gangwisch
Credential
D.D.S.
Primary taxonomy
General Practice Dentistry 1223G0001X
License numbers
DN008859 GA
30-015431 OH
Self-reported in NPPES; status is on the state search
Practice location
912 Killian Hill RD SW, Lilburn, GA 30047
Phone
(770) 923-3966
Enumerated
Jul 26, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(770) 564-8617
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 912 Killian Hill RD SW

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

  1. Michole Allen, LCSWClinical Social Worker1669861357
  2. Marcia Bassett, M.ED. CCC-SLPSpeech-Language Pathologist1699852921
  3. Catharine Judd, M.S., CCC-SLPSpeech-Language Pathologist1962563197

Verify Richard Peter Gangwisch in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Georgia board licenses this profession
    Search for license DN008859
    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 Georgia license search

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77% fewer Medicare Part D claims than the average general practice dentistry in 2024

19 Medicare Part D claims for 15 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.

  1. Richard Gangwisch19
  2. Specialty average83

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: $257.67

5 payments; by number, the most common kind was food and beverage; the largest payer was Dentsply Sirona Inc. 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. Richard Gangwisch$257.67
  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.

34 general practice dentistry records list a practice address in Lilburn

They are 34 of the 646 NPPES records with a practice address in Lilburn, and 3,145 general practice dentistry records in Georgia.

Other general practice dentistry records in Georgia

  1. Qirrat Aamir, DMDAthens, GA1003514944
  2. Zina Aaron, DMDNorcross, GA1205084944
  3. Samir Abbas, DMDMarietta, GA1215422498
  4. Roger Abbott, D.M.D.Atlanta, GA1174530869
  5. Sarah Abdulhameed, DMDMarietta, GA1669152831
  6. Selome Abera, DDSVilla Rica, GA1881371011
  7. Lauren Abes, DMDNorcross, GA1942351705
  8. Marshall Abes, DMDNorcross, GA1538224910
  9. Adelani Abimbola, DMDKennesaw, GA1962577437
  10. Howard Abrahams, DDSAtlanta, GA1598786907

Common questions

What is Richard Peter Gangwisch, D.D.S.'s NPI number?

Richard Peter Gangwisch, D.D.S.'s National Provider Identifier (NPI) is 1255355145, issued on Jul 26, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Richard Peter Gangwisch, D.D.S. located?

The NPPES record lists a practice address at 912 Killian Hill RD SW, Lilburn, GA, 30047. Phone: (770) 923-3966. Providers update this record themselves, so call before visiting.

How can I verify Richard Peter Gangwisch, D.D.S.'s license?

NPPES lists Georgia license number DN008859, as entered by the provider. Search the Georgia board that licenses this profession; the NPPES record confirms identity only.

How much does Richard Peter Gangwisch, D.D.S. prescribe under Medicare Part D?

In 2024, Richard Peter Gangwisch, D.D.S. had 19 Medicare Part D claims for 15 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.