Gregory A. Williams, DMD, PC
- Part D claims, 2024
- 113
- Industry payments
- $27
- Affiliated sites
- 2
- Medical group
- 1
- State license
- 1
- Practice address
- 11820 Sw King James Pl Ste 10j Suite 10j, Tigard, OR 97224-2481
- Practice phone
- Call (503) 616-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Oregon Mobile Dentistry
Dental practice · Tigard, Oregon
Find Gregory Williams' 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.
Gregory A. Williams is a general practice dentistry in Dallas, Texas
Gregory Williams practices at Oregon Mobile Dentistry in Tigard, Oregon.
Gregory Williams' NPI, 1124052709, was assigned on July 10, 2006. Gregory Williams holds Oregon license D7467.
- NPI
- 1124052709NPI Registry (opens in a new tab)
- NPI enumeration date
- July 10, 2006
- NPI status
- Active
- Practice phone
- (503) 616-5000
- 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)
Gregory A. Williams practices in Tigard and Dallas
Gregory Williams' primary practice is Oregon Mobile Dentistry, at 11820 Sw King James Pl Ste 10j Suite 10j, Tigard, OR 97224-2481. The practice phone is (503) 616-5000. The NPI Registry lists Gregory Williams' practice address as 7777 Forest Ln, Dallas, TX 75230.
- Oregon Mobile DentistryPrimary11820 Sw King James Pl Ste 10j Suite 10j, Tigard, OR 97224-2481Phone(503) 616-5000
- NPI Registry address7777 Forest Ln, Dallas, TX 75230 · Dallas County
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Gregory A. Williams is affiliated with 2 sites of care and 1 medical group
Gregory Williams' primary practice is Oregon Mobile Dentistry in Tigard, Oregon. Dmand AI also links Gregory Williams 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 Gregory A. Williams' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gregory Williams practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Oregon Mobile Dentistry | 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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Gregory A. Williams is one of 4,300 general practice dentistrys in Texas
General practice is Gregory Williams' primary specialty in the NPI Registry, under taxonomy code 1223G0001X. Gregory Williams is licensed in Oregon.
Specialties and state licenses
- General practice dentistry, OregonPrimary
General practice dentistrys near Gregory Williams
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
Gregory A. Williams' patients have a median age of 62
Across all payers, Dmand AI patient panel data puts Gregory Williams' median patient age at 62, with 100% women.
Gregory Williams' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Gregory A. Williams wrote 113 Medicare Part D claims in 2024
In 2024, Gregory Williams wrote 113 Medicare Part D claims for 55 patients. 100% of them were for generic drugs.
Drug classes CMS tracks in Gregory Williams' Part D claims, 2024
- Opioids33%37 of 113 claims
- Antibiotics56%63 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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Gregory A. Williams received $27 in industry payments in 2025
CMS Open Payments shows 1 general payment to Gregory Williams from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Straumann USA LLC paid the most, $27.
Companies that paid Gregory Williams 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 Gregory A. Williams'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 Gregory A. Williams
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Gregory A. Williams' NPI number?
Gregory A. Williams' NPI number is 1124052709. It was assigned on July 10, 2006, and it is active in the NPI Registry.
What does Gregory A. Williams specialize in?
Gregory A. Williams is a general practice dentistry in Dallas, Texas. The primary specialty in the NPI Registry is General Practice Dentistry (taxonomy code 1223G0001X).
Where does Gregory A. Williams practice?
Gregory Williams practices at 11820 Sw King James Pl Ste 10j Suite 10j, Tigard, OR 97224-2481. Gregory Williams also practices at 7777 Forest Ln, Dallas, TX 75230. Gregory Williams' primary practice is Oregon Mobile Dentistry in Tigard, Oregon. Dmand AI also links Gregory Williams to 1 physician office and 1 medical group.
What is Gregory A. Williams' office phone number?
The practice phone on file for Gregory Williams is (503) 616-5000.
What is Gregory A. Williams' medical license number?
Gregory Williams holds Oregon license D7467.
Has Gregory A. Williams received payments from drug or device companies?
CMS Open Payments shows $27 in general payments to Gregory Williams from 1 company from 2025 to 2025. The largest total came from Straumann USA LLC.
How long has Gregory A. Williams been practicing?
Gregory Williams' NPI was assigned in 2006.
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