Douglas Callis, DMD
Dentist · Madison, CT
Douglas Callis, DMD is a dentist with a practice address in Madison, Connecticut, and NPI 1659437580, issued on Dec 28, 2006. Check the license (Connecticut CT7791, as entered in NPPES) with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Douglas Callis
- Credential
- DMD
- Primary taxonomy
- Dentist 122300000X
- License numbers
- CT7791 CT
7791 CT
Self-reported in NPPES; status is on the state search - Practice location
- 515 Old Toll RD, Madison, CT 06443
- Phone
- (203) 421-4100
- Enumerated
- Dec 28, 2006
- Entity
- Type 1 · individual
Verify Douglas Callis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
Search for license CT7791Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
77% more Medicare Part D claims than the average dentist in 2024
159 Medicare Part D claims for 108 beneficiaries, against an average of 90 among the 51,502 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin90 claims
- Cephalexin12 claims
- Doxycycline Hyclate12 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: $2,226.66
19 payments, mostly food and beverage; the largest payer was Zimvie Inc.. The 32,932 providers of this specialty with any payment received $579.61 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.
Dentist providers in Connecticut
There are 925 dentist records in Connecticut.
Other dentist records in Connecticut
- Lauren Aber, DMDMeriden, CT1083264998
- Alan Abrams, D.D.SNorwalk, CT1265641450
- Cailyn Abramson, D.M.D.Burlington, CT1437303831
- Laura Acuna- Vinluan, DDSStamford, CT1336775501
- Theodore Adamidis, DMDNewington, CT1396877981
- Tatiana Agababaeva, DMDBridgeport, CT1730530577
- Bobby Ahmadi, DMDDarien, CT1598334724
- Sumona Akter Eity, DMDHartford, CT1639868904
- Ahmad Alabbadi, DMDWindsor, CT1356788871
- Dina Albano, D.M.D.Waterbury, CT1235264920
Common questions
What is Douglas Callis, DMD's NPI number?
Douglas Callis, DMD's National Provider Identifier (NPI) is 1659437580, issued on Dec 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Douglas Callis, DMD located?
The NPPES record lists a practice address at 515 Old Toll RD, Madison, CT, 06443. Phone: (203) 421-4100. Providers update this record themselves, so call before visiting.
How can I verify Douglas Callis, DMD's license?
NPPES lists Connecticut license number CT7791, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.
How much does Douglas Callis, DMD prescribe under Medicare Part D?
In 2024, Douglas Callis, DMD had 159 Medicare Part D claims for 108 beneficiaries; the average among dentist prescribers was 90. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.