Dan R. Hartwig, DDS
Dentist · Arnold, MO
Dan R. Hartwig, DDS is a dentist with a practice address in Arnold, Missouri, and NPI 1992091581, issued on Jun 22, 2011. Check the license (Missouri 2011016746, as entered in NPPES) with the Missouri board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Dan R. Hartwig
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 2011016746 MO
Self-reported in NPPES; status is on the state search - Practice location
- 3608 Jeffco Blvd, Arnold, MO 63010
- Phone
- (636) 464-1008
- Enumerated
- Jun 22, 2011
- Record last updated
- Jun 22, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (636) 464-1217
- Entity
- Type 1 · individual
8 nearest dentist records → All 1,647 in Missouri → Look up another NPI →
Also registered at 3608 Jeffco Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jo Owen, LPCMental Health Counselor1770643421
- Stephen Owen, DMDDentist1083753586
- Taylor Swim, DDSGeneral Practice Dentistry1831085380
Verify Dan R. Hartwig in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Missouri board licenses this profession
Search for license 2011016746Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.3 times the Medicare Part D claims of the average dentist in 2024
194 Medicare Part D claims for 105 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. 15 claims were for opioids.
Most prescribed
- Amoxicillin115 claims
- Clindamycin Hcl37 claims
- Hydrocodone-Acetaminophen12 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: $45.42
3 payments; by number, the most common kind was food and beverage; the largest payer was Align Technology, 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.
Dan R. Hartwig among 1,647 dentist records in Missouri
Dan R. Hartwig, DDS is one of 1,647 dentist records with a practice address in Missouri. 62% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 48% of them.
- NPI issued2011 · 48% of these records are older, 49% newer
- In a Medicare fileYes · 62% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2011 · 66% 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 Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
22 dentist records list a practice address in Arnold
They are 22 of the 665 NPPES records with a practice address in Arnold, and 1,647 dentist records in Missouri.
All 1,647 in Missouri → Every provider in Arnold → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Mark Adams, DMDArnold, MO 630101003086737
- Adam Battaglia, DMDArnold, MO 630101720217136
- Steven Cajigal, D.D.S.Arnold, MO 630101134251937
- Mark Kucharczyk, DMDArnold, MO 630101841333275
- Joseph Laws, DMDArnold, MO 630101467519405
- Azaryas Mandefro, DMDArnold, MO 630101881922193
- Peggy McGinnis, DMDArnold, MO 630101477780062
- Stephen Owen, DMDArnold, MO 630101083753586
Common questions
What is Dan R. Hartwig, DDS's NPI number?
Dan R. Hartwig, DDS's National Provider Identifier (NPI) is 1992091581, issued on Jun 22, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Dan R. Hartwig, DDS located?
The NPPES record lists a practice address at 3608 Jeffco Blvd, Arnold, MO, 63010. Phone: (636) 464-1008. Providers update this record themselves, so call before visiting.
How can I verify Dan R. Hartwig, DDS's license?
NPPES lists Missouri license number 2011016746, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.
How much does Dan R. Hartwig, DDS prescribe under Medicare Part D?
In 2024, Dan R. Hartwig, DDS had 194 Medicare Part D claims for 105 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.