John Thomas Day, DDS
- Part D claims, 2024
- 113
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice locations
- 2
- Practice address
- 1801 E Saginaw St Ste 3 Suite 3, Lansing, MI 48912-2326
- Practice phone
- Call (517) 484-3310
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
John Day Family Dentistry
Physician office · Lansing, Michigan
Find John Day'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.
John Thomas Day is a general practice dentistry in Carson City, Michigan
John Day practices at John Day Family Dentistry in Lansing, Michigan.
John Day's NPI, 1215965512, was assigned on June 28, 2006. John Day holds Michigan license 2901014838.
- NPI
- 1215965512NPI Registry (opens in a new tab)
- NPI enumeration date
- June 28, 2006
- NPI status
- Active
- Practice phone
- (517) 484-3310
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
John Thomas Day practices in Lansing and Carson City
John Day's primary practice is John Day Family Dentistry, at 1801 E Saginaw St Ste 3 Suite 3, Lansing, MI 48912-2326. The practice phone is (517) 484-3310. The NPI Registry lists John Day's practice address as 10673 E Carson City Rd, Carson City, MI 48811.
- John Day Family DentistryPrimary1801 E Saginaw St Ste 3 Suite 3, Lansing, MI 48912-2326Phone(517) 484-3310
- NPI Registry address10673 E Carson City Rd, Carson City, MI 48811 · Montcalm County
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
John Thomas Day is affiliated with 1 site of care
John Day's primary practice is John Day Family Dentistry in Lansing, Michigan.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at John Thomas Day's practice
Dmand AI tracks the electronic health record (EHR) system at each site where John Day practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| John Day Family Dentistry | Available with a free account |
Source: Dmand AI Technology Install Data
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John Thomas Day is one of 2,212 general practice dentistrys in Michigan
General practice is John Day's primary specialty in the NPI Registry, under taxonomy code 1223G0001X. John Day is licensed in Michigan.
Specialties and state licenses
- General practice dentistry, MichiganPrimary
General practice dentistrys near John Day
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
John Thomas Day's patients have a median age of 67
Across all payers, Dmand AI patient panel data puts John Day's median patient age at 67, with 100% women.
John Day's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
John Thomas Day wrote 113 Medicare Part D claims in 2024
In 2024, John Day wrote 113 Medicare Part D claims for 75 patients. 76% of them were for generic drugs.
John Day's Part D claims by kind of drug, 2024
- Generic86 claims76%
- Other27 claims24%
Drug classes CMS tracks in John Day's Part D claims, 2024
- Antibiotics73%83 of 113 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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Sources for John Thomas Day'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 DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| 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) |
| 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 John Thomas Day
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is John Thomas Day's NPI number?
John Thomas Day's NPI number is 1215965512. It was assigned on June 28, 2006, and it is active in the NPI Registry.
What does John Thomas Day specialize in?
John Thomas Day is a general practice dentistry in Carson City, Michigan. The primary specialty in the NPI Registry is General Practice Dentistry (taxonomy code 1223G0001X).
Where does John Thomas Day practice?
John Day practices at 1801 E Saginaw St Ste 3 Suite 3, Lansing, MI 48912-2326. John Day also practices at 10673 E Carson City Rd, Carson City, MI 48811. John Day's primary practice is John Day Family Dentistry in Lansing, Michigan.
What is John Thomas Day's office phone number?
The practice phone on file for John Day is (517) 484-3310.
What is John Thomas Day's medical license number?
John Day holds Michigan license 2901014838.
How long has John Thomas Day been practicing?
John Day's NPI was assigned in 2006.
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