Christopher Michael Guster, DDS
- Part D claims, 2024
- 48
- Industry payments
- $82
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 1055 W 5th St, Marysville, OH 43040-8668
- Practice phone
- Call (937) 642-8500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Guster Losey & Mack
Dental practice · Marysville, Ohio
Find Christopher Guster'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.
Christopher Michael Guster is a general practice dentistry in Bellefontaine, Ohio
Christopher Guster practices at Guster Losey & Mack in Marysville, Ohio.
Christopher Guster's NPI, 1073654323, was assigned on February 9, 2007. Christopher Guster holds Ohio license 30021273.
- NPI
- 1073654323NPI Registry (opens in a new tab)
- NPI enumeration date
- February 9, 2007
- NPI status
- Active
- Practice phone
- (937) 642-8500
- 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)
Christopher Michael Guster practices in Marysville and Bellefontaine
Christopher Guster's primary practice is Guster Losey & Mack, at 1055 W 5th St, Marysville, OH 43040-8668. The practice phone is (937) 642-8500. The NPI Registry lists Christopher Guster's practice address as 205 E Palmer Rd, Bellefontaine, OH 43311.
- Guster Losey & MackPrimary1055 W 5th St, Marysville, OH 43040-8668Phone(937) 642-8500
- NPI Registry address205 E Palmer Rd, Bellefontaine, OH 43311 · Logan County
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Christopher Michael Guster is affiliated with 1 site of care and 1 medical group
Christopher Guster's primary practice is Guster Losey & Mack in Marysville, Ohio. Dmand AI also links Christopher Guster 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 Christopher Michael Guster's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Christopher Guster practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Guster Losey & Mack | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Christopher Michael Guster is one of 1,843 general practice dentistrys in Ohio
General practice is Christopher Guster's primary specialty in the NPI Registry, under taxonomy code 1223G0001X. Christopher Guster is licensed in Ohio.
Specialties and state licenses
- General practice dentistry, OhioPrimary
General practice dentistrys near Christopher Guster
Counts of general practice dentistrys 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
Christopher Michael Guster's patients have a median age of 27
Across all payers, Dmand AI patient panel data puts Christopher Guster's median patient age at 27, with 33% women.
Christopher Guster's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 27
Patient panel by sex, all payers
- Women33%
- Men67%
Source: Dmand AI Patient Panel Data
Christopher Michael Guster wrote 48 Medicare Part D claims in 2024
In 2024, Christopher Guster wrote 48 Medicare Part D claims for 28 patients. 92% of them were for generic drugs.
Christopher Guster's Part D claims by kind of drug, 2024
- Generic44 claims92%
- Brand-name and other4 claims8%
Drug classes CMS tracks in Christopher Guster's Part D claims, 2024
- Antibiotics67%32 of 48 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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Christopher Michael Guster received $82 in industry payments in 2025
CMS Open Payments shows 3 general payments to Christopher Guster from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Zimvie Inc. paid the most, $82.
Companies that paid Christopher Guster 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 Christopher Michael Guster'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 Christopher Michael Guster
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Christopher Michael Guster's NPI number?
Christopher Michael Guster's NPI number is 1073654323. It was assigned on February 9, 2007, and it is active in the NPI Registry.
What does Christopher Michael Guster specialize in?
Christopher Michael Guster is a general practice dentistry in Bellefontaine, Ohio. The primary specialty in the NPI Registry is General Practice Dentistry (taxonomy code 1223G0001X).
Where does Christopher Michael Guster practice?
Christopher Guster practices at 1055 W 5th St, Marysville, OH 43040-8668. Christopher Guster also practices at 205 E Palmer Rd, Bellefontaine, OH 43311. Christopher Guster's primary practice is Guster Losey & Mack in Marysville, Ohio. Dmand AI also links Christopher Guster to 1 medical group.
What is Christopher Michael Guster's office phone number?
The practice phone on file for Christopher Guster is (937) 642-8500.
What is Christopher Michael Guster's medical license number?
Christopher Guster holds Ohio license 30021273.
Has Christopher Michael Guster received payments from drug or device companies?
CMS Open Payments shows $82 in general payments to Christopher Guster from 1 company from 2025 to 2025. The largest total came from Zimvie Inc.
How long has Christopher Michael Guster been practicing?
Christopher Guster's NPI was assigned in 2007.
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