Dan R. Hartwig, DDS
- Part D claims, 2024
- 194
- Industry payments
- $14
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 3608 Jeffco Blvd, Arnold, MO 63010-3920
- Practice phone
- Call (636) 464-1008
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Family Dentistry Of Arnold
Dental practice · Arnold, Missouri
Find Dan Hartwig's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dan R. Hartwig is a dentist in Festus, Missouri
Dan Hartwig practices at Family Dentistry Of Arnold in Arnold, Missouri.
Dan Hartwig's NPI, 1992091581, was assigned on June 22, 2011. Dan Hartwig holds Missouri license 2011016746.
- NPI
- 1992091581NPI Registry (opens in a new tab)
- NPI enumeration date
- June 22, 2011
- NPI status
- Active
- Practice phone
- (636) 464-1008
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dan R. Hartwig practices in Arnold and Festus
Dan Hartwig's primary practice is Family Dentistry of Arnold, at 3608 Jeffco Blvd, Arnold, MO 63010-3920. The practice phone is (636) 464-1008. The NPI Registry lists Dan Hartwig's practice address as 414 W Main St, Festus, MO 63028.
- Family Dentistry of ArnoldPrimary3608 Jeffco Blvd, Arnold, MO 63010-3920Phone(636) 464-1008
- NPI Registry address414 W Main St, Festus, MO 63028 · Jefferson County
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dan R. Hartwig is affiliated with 1 site of care and 1 medical group
Dan Hartwig's primary practice is Family Dentistry Of Arnold in Arnold, Missouri. Dmand AI also links Dan Hartwig to 1 medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dan R. Hartwig's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dan Hartwig practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Family Dentistry Of Arnold | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dan R. Hartwig is one of 718 dentists in Missouri
Dentist is Dan Hartwig's primary specialty in the NPI Registry, under taxonomy code 122300000X. Dan Hartwig is licensed in Missouri.
Specialties and state licenses
- Dentist, MissouriPrimary
Dentists near Dan Hartwig
Counts of dentists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dan R. Hartwig's patients have a median age of 58
Across all payers, Dmand AI patient panel data puts Dan Hartwig's median patient age at 58, with 0% women.
Dan Hartwig's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Dan R. Hartwig wrote 194 Medicare Part D claims in 2024
In 2024, Dan Hartwig wrote 194 Medicare Part D claims for 105 patients. 92% of them were for generic drugs.
Dan Hartwig's Part D claims by kind of drug, 2024
- Generic179 claims92%
- Brand-name and other15 claims8%
Drug classes CMS tracks in Dan Hartwig's Part D claims, 2024
- Opioids8%15 of 194 claims
- Antibiotics82%159 of 194 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dan R. Hartwig received $14 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dan Hartwig from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Dentsply Sirona Inc paid the most, $14.
Companies that paid Dan Hartwig the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dan R. Hartwig's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dan R. Hartwig
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dan R. Hartwig's NPI number?
Dan R. Hartwig's NPI number is 1992091581. It was assigned on June 22, 2011, and it is active in the NPI Registry.
What does Dan R. Hartwig specialize in?
Dan R. Hartwig is a dentist in Festus, Missouri. The primary specialty in the NPI Registry is Dentist (taxonomy code 122300000X).
Where does Dan R. Hartwig practice?
Dan Hartwig practices at 3608 Jeffco Blvd, Arnold, MO 63010-3920. Dan Hartwig also practices at 414 W Main St, Festus, MO 63028. Dan Hartwig's primary practice is Family Dentistry Of Arnold in Arnold, Missouri. Dmand AI also links Dan Hartwig to 1 medical group.
What is Dan R. Hartwig's office phone number?
The practice phone on file for Dan Hartwig is (636) 464-1008.
What is Dan R. Hartwig's medical license number?
Dan Hartwig holds Missouri license 2011016746.
Has Dan R. Hartwig received payments from drug or device companies?
CMS Open Payments shows $14 in general payments to Dan Hartwig from 1 company from 2025 to 2025. The largest total came from Dentsply Sirona Inc.
How long has Dan R. Hartwig been practicing?
Dan Hartwig's NPI was assigned in 2011.
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