Gregory Seal Johnson, DDS
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 660 E Market St, Harrisonburg, VA 22801-4230
- Practice phone
- Call (540) 432-9036
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Harrisonburg Smilemakers
Dental practice · Harrisonburg, Virginia
Find Gregory Johnson'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.
Gregory Seal Johnson is a general practice dentistry in Harrisonburg, Virginia
Gregory Johnson practices at Harrisonburg Smilemakers in Harrisonburg, Virginia.
Gregory Johnson's NPI, 1588726699, was assigned on December 14, 2006. Gregory Johnson holds Virginia license 0401006967.
- NPI
- 1588726699NPI Registry (opens in a new tab)
- NPI enumeration date
- December 14, 2006
- NPI status
- Active
- Practice phone
- (540) 432-9036
- 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 Seal Johnson practices at Harrisonburg Smilemakers in Harrisonburg, Virginia
Gregory Johnson's primary practice is Harrisonburg Smilemakers, at 660 E Market St, Harrisonburg, VA 22801-4230. The practice phone is (540) 432-9036.
- Harrisonburg Smilemakers660 E Market St, Harrisonburg, VA 22801-4230Phone(540) 432-9036
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Gregory Seal Johnson is affiliated with 1 site of care and 1 medical group
Gregory Johnson's primary practice is Harrisonburg Smilemakers in Harrisonburg, Virginia. Dmand AI also links Gregory Johnson 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 Gregory Seal Johnson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gregory Johnson practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Harrisonburg Smilemakers | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Gregory Seal Johnson is one of 1,559 general practice dentistrys in Virginia
General practice is Gregory Johnson's primary specialty in the NPI Registry, under taxonomy code 1223G0001X. Gregory Johnson is licensed in Virginia.
Specialties and state licenses
- General practice dentistry, VirginiaPrimary
General practice dentistrys near Gregory Johnson
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 Seal Johnson's patients have a median age of 10
Across all payers, Dmand AI patient panel data puts Gregory Johnson's median patient age at 10, with 50% women.
Gregory Johnson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 10
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Sources for Gregory Seal Johnson'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) |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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 Seal Johnson
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 Seal Johnson's NPI number?
Gregory Seal Johnson's NPI number is 1588726699. It was assigned on December 14, 2006, and it is active in the NPI Registry.
What does Gregory Seal Johnson specialize in?
Gregory Seal Johnson is a general practice dentistry in Harrisonburg, Virginia. The primary specialty in the NPI Registry is General Practice Dentistry (taxonomy code 1223G0001X).
Where does Gregory Seal Johnson practice?
Gregory Johnson practices at 660 E Market St, Harrisonburg, VA 22801-4230. Gregory Johnson's primary practice is Harrisonburg Smilemakers in Harrisonburg, Virginia. Dmand AI also links Gregory Johnson to 1 medical group.
What is Gregory Seal Johnson's office phone number?
The practice phone on file for Gregory Johnson is (540) 432-9036.
What is Gregory Seal Johnson's medical license number?
Gregory Johnson holds Virginia license 0401006967.
How long has Gregory Seal Johnson been practicing?
Gregory Johnson's NPI was assigned in 2006.
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