Darrell Glen Day, DDS
- Part D claims, 2024
- 26
- Industry payments
- $128
- Affiliated sites
- 2
- Medical group
- 1
- State license
- 1
- Practice address
- 4501 Matlock Rd Ste 301 Suite 301, Arlington, TX 76018-1004
- Practice phone
- Call (817) 472-0888
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Define Dental
Dental practice · Arlington, Texas
Find Darrell 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.
Darrell Glen Day is a general practice dentistry in Arlington, Texas
Darrell Day practices at Define Dental in Arlington, Texas.
Darrell Day's NPI, 1407913106, was assigned on January 2, 2007. Darrell Day holds Texas license 20868.
- NPI
- 1407913106NPI Registry (opens in a new tab)
- NPI enumeration date
- January 2, 2007
- NPI status
- Active
- Practice phone
- (817) 472-0888
- 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)
Darrell Glen Day practices at Define Dental in Arlington, Texas
Darrell Day's primary practice is Define Dental, at 4501 Matlock Rd Ste 301 Suite 301, Arlington, TX 76018-1004. The practice phone is (817) 472-0888.
- Define Dental4501 Matlock Rd Ste 301 Suite 301, Arlington, TX 76018-1004Phone(817) 472-0888
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Darrell Glen Day is affiliated with 2 sites of care and 1 medical group
Darrell Day's primary practice is Define Dental in Arlington, Texas. Dmand AI also links Darrell Day to 1 physician office and 1 medical group, each 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 Darrell Glen Day's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Darrell Day practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Define Dental | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Darrell Glen Day is one of 4,300 general practice dentistrys in Texas
General practice is Darrell Day's primary specialty in the NPI Registry, under taxonomy code 1223G0001X. Darrell Day is licensed in Texas.
Specialties and state licenses
- General practice dentistry, TexasPrimary
General practice dentistrys near Darrell 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
Darrell Glen Day wrote 26 Medicare Part D claims in 2024
In 2024, Darrell Day wrote 26 Medicare Part D claims for 17 patients. 100% of them were for generic drugs.
Drug classes CMS tracks in Darrell Day's Part D claims, 2024
- Antibiotics81%21 of 26 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
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Darrell Glen Day received $128 in industry payments in 2025
CMS Open Payments shows 1 general payment to Darrell Day from 1 drug or device company in 2025. Gifts make up the largest share, 100% of the total. Ultradent Products Inc paid the most, $128.
Companies that paid Darrell Day 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 Darrell Glen 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 | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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 Darrell Glen 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 Darrell Glen Day's NPI number?
Darrell Glen Day's NPI number is 1407913106. It was assigned on January 2, 2007, and it is active in the NPI Registry.
What does Darrell Glen Day specialize in?
Darrell Glen Day is a general practice dentistry in Arlington, Texas. The primary specialty in the NPI Registry is General Practice Dentistry (taxonomy code 1223G0001X).
Where does Darrell Glen Day practice?
Darrell Day practices at 4501 Matlock Rd Ste 301 Suite 301, Arlington, TX 76018-1004. Darrell Day's primary practice is Define Dental in Arlington, Texas. Dmand AI also links Darrell Day to 1 physician office and 1 medical group.
What is Darrell Glen Day's office phone number?
The practice phone on file for Darrell Day is (817) 472-0888.
What is Darrell Glen Day's medical license number?
Darrell Day holds Texas license 20868.
Has Darrell Glen Day received payments from drug or device companies?
CMS Open Payments shows $128 in general payments to Darrell Day from 1 company from 2025 to 2025. The largest total came from Ultradent Products Inc.
How long has Darrell Glen Day been practicing?
Darrell Day's NPI was assigned in 2007.
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