Registry data as of Aug 27, 2026

Dennis Sierra, DMD

General Practice Dentistry · Boca Raton, FL

Dennis Sierra, DMD is a general practice dentistry with a practice address in Boca Raton, Florida, and NPI 1215012562, issued on Oct 26, 2006. Check the license (Florida 14382, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1215012562
Name
Dennis Sierra
Credential
DMD
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
14382 FL
Self-reported in NPPES; status is on the state search
Practice location
20283 State Road 7, Boca Raton, FL 33498
Phone
(561) 470-2345
Enumerated
Oct 26, 2006
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.
Download card Updates feed

Also registered at 20283 State Road 7

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

  1. Cynthia Myers-Rubin, LCSW. MSW.Clinical Social Worker1134178247

Verify Dennis Sierra in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license 14382
    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
Open the Florida license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

10% fewer Medicare Part D claims than the average general practice dentistry in 2024

76 Medicare Part D claims for 51 beneficiaries, against an average of 84 among the 68,591 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Dennis Sierra76
  2. Specialty average84

Most prescribed

  1. Amoxicillin35 claims
  2. Chlorhexidine Gluconate17 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: $41.14

2 payments, mostly food and beverage; the largest payer was Keystone Dental Inc.. The 40,968 providers of this specialty with any payment received $593.28 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Dennis Sierra$41.14
  2. Specialty average$593.28

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

121 general practice dentistry records list a Boca Raton practice address

They are 121 of the 6,189 NPPES records with a Boca Raton practice address, and 6,880 general practice dentistry records in Florida.

Other general practice dentistry records in Florida

  1. Jose Abadin, D.D.S.Coral Gables, FL1831219567
  2. George AbadirPalmetto, FL1659161743
  3. Douglas Abaid, DDSDeerfield Beach, FL1205967619
  4. Zamzam Abbas, DMDWildwood, FL1437704913
  5. Jane Abbate, D.M.D.Melbourne, FL1962787309
  6. Robert Abbiati, D.D.S.Marco Island, FL1548528367
  7. Reda Abdel-Fattah, B.D.S., M.S., M.P.S.Boca Raton, FL1356484109
  8. Jamil Abdelghani, DDSLargo, FL1801956826
  9. Yahia AbdulrahimPanama City, FL1184092603
  10. Wakas Abdulrazzaq, D.M.DWesley Chapel, FL1871014001

Common questions

What is Dennis Sierra, DMD's NPI number?

Dennis Sierra, DMD's National Provider Identifier (NPI) is 1215012562, issued on Oct 26, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Dennis Sierra, DMD located?

The NPPES record lists a practice address at 20283 State Road 7, Boca Raton, FL, 33498. Phone: (561) 470-2345. Providers update this record themselves, so call before visiting.

How can I verify Dennis Sierra, DMD's license?

NPPES lists Florida license number 14382, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Dennis Sierra, DMD prescribe under Medicare Part D?

In 2024, Dennis Sierra, DMD had 76 Medicare Part D claims for 51 beneficiaries; the average among general practice dentistry prescribers was 84. 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.