Timothy Joseph Ernesti, DDS
Dentist · Sioux City, IA
Timothy Joseph Ernesti, DDS is a dentist with a practice address in Sioux City, Iowa, and NPI 1972827194, issued on Mar 17, 2010. Check the license (Iowa 08689, as entered in NPPES) with the Iowa board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Timothy Joseph Ernesti
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 08689 IA
Self-reported in NPPES; status is on the state search - Practice location
- 4016 Morningside Ave, Sioux City, IA 51106
- Phone
- (171) 227-6443
- Enumerated
- Mar 17, 2010
- Record last updated
- Mar 17, 2010 (not updated in 16 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest dentist records → All 726 in Iowa → Look up another NPI →
Also registered at 4016 Morningside Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Charles Kiple, D.D.S.General Practice Dentistry1548371446
Verify Timothy Joseph Ernesti in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Iowa board licenses this profession
Search for license 08689Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74% fewer Medicare Part D claims than the average dentist in 2024
22 Medicare Part D claims for 17 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin12 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: $687.64
6 payments; by number, the most common kind was travel and lodging; the largest payer was Henry Schein, 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.
Timothy Joseph Ernesti among 726 dentist records in Iowa
Timothy Joseph Ernesti, DDS is one of 726 dentist records with a practice address in Iowa. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 50% of them.
- NPI issued2010 · 50% of these records are older, 47% newer
- In a Medicare fileYes · 63% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2010 · 69% 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 Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
29 dentist records list a practice address in Sioux City
They are 29 of the 1,486 NPPES records with a practice address in Sioux City, and 726 dentist records in Iowa.
All 726 in Iowa → Every provider in Sioux City → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Randall Burnight, DDSSioux City, IA 511061891861811
- Annemarie Desanto, DMDSioux City, IA 511061326620212
- Donna Gardner, DDSSioux City, IA 511061558336271
- Sidney HildahlSioux City, IA 511061477256022
- Joshua Hindman, DDSSioux City, IA 511061629507686
- Ryan Jensen, DMDSioux City, IA 511061184064222
- Carl Kendrick, DMDSioux City, IA 511061831276195
- Jaicee Post, DDSSioux City, IA 511061063864932
Common questions
What is Timothy Joseph Ernesti, DDS's NPI number?
Timothy Joseph Ernesti, DDS's National Provider Identifier (NPI) is 1972827194, issued on Mar 17, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Timothy Joseph Ernesti, DDS located?
The NPPES record lists a practice address at 4016 Morningside Ave, Sioux City, IA, 51106. Phone: (171) 227-6443. Providers update this record themselves, so call before visiting.
How can I verify Timothy Joseph Ernesti, DDS's license?
NPPES lists Iowa license number 08689, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity only.
How much does Timothy Joseph Ernesti, DDS prescribe under Medicare Part D?
In 2024, Timothy Joseph Ernesti, DDS had 22 Medicare Part D claims for 17 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.