Sydney Lahasky Duvall, DDS
Dentist · Zachary, LA
Sydney Lahasky Duvall, DDS is a dentist with a practice address in Zachary, Louisiana, and NPI 1134744782, issued on Jun 9, 2020. Check the license (Louisiana 7067, as entered in NPPES) with the Louisiana board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Sydney Lahasky Duvall
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 7067 LA
Self-reported in NPPES; status is on the state search - Practice location
- 4455 Ridgeway St, Zachary, LA 70791
- Phone
- (225) 654-5500
- Enumerated
- Jun 9, 2020
- Record last updated
- Apr 11, 2024
- Entity
- Type 1 · individual
8 nearest dentist records → All 898 in Louisiana → Look up another NPI →
Also registered at 4455 Ridgeway St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Elziabeth Heirtzler, D.D.S.General Practice Dentistry1346251188
Verify Sydney Lahasky Duvall in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Louisiana board licenses this profession
Search for license 7067Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
30% fewer Medicare Part D claims than the average dentist in 2024
60 Medicare Part D claims for 45 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin23 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: $46.99
1 payment: gift; the largest payer was Ultradent Products Inc. The 31,974 providers of this specialty with any payment received $540.36 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.
Sydney Lahasky Duvall among 898 dentist records in Louisiana
Sydney Lahasky Duvall, DDS is one of 898 dentist records with a practice address in Louisiana. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 74% of them.
- NPI issued2020 · 74% of these records are older, 23% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileNo · 1% of these records are
- Record last updated2024 · 67% 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 Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
11 dentist records list a practice address in Zachary
They are 11 of the 494 NPPES records with a practice address in Zachary, and 898 dentist records in Louisiana.
All 898 in Louisiana → Every provider in Zachary → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- David Carter, DMDZachary, LA 707911285054841
- William Chakar, DDSZachary, LA 707911477145027
- Austin Chautin, DDSZachary, LA 707911417797648
- Shelly Fallin, DDSZachary, LA 707911962640425
- Joshua HellerZachary, LA 707911831847433
- Gia-Liem Hoang, DDSZachary, LA 707911740110535
- Salaam Khaled, DDSZachary, LA 707911891498440
- Chad Morris, DDSZachary, LA 707911821183138
Common questions
What is Sydney Lahasky Duvall, DDS's NPI number?
Sydney Lahasky Duvall, DDS's National Provider Identifier (NPI) is 1134744782, issued on Jun 9, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Sydney Lahasky Duvall, DDS located?
The NPPES record lists a practice address at 4455 Ridgeway St, Zachary, LA, 70791. Phone: (225) 654-5500. Providers update this record themselves, so call before visiting.
How can I verify Sydney Lahasky Duvall, DDS's license?
NPPES lists Louisiana license number 7067, as entered by the provider. Search the Louisiana board that licenses this profession; the NPPES record confirms identity only.
How much does Sydney Lahasky Duvall, DDS prescribe under Medicare Part D?
In 2024, Sydney Lahasky Duvall, DDS had 60 Medicare Part D claims for 45 beneficiaries; the average among dentist prescribers was 86. 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.