Gregory Kier, DMD
- Industry payments
- $74
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 1597 Washington Pike, Bridgeville, PA 15017-2881
- Practice phone
- Call (412) 279-4800
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Katsur Dental & Orthodontics
Dental practice · Bridgeville, Pennsylvania
Find Gregory Kier'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 Kier is a periodontist in Bridgeville, Pennsylvania
Gregory Kier practices at Katsur Dental & Orthodontics in Bridgeville, Pennsylvania.
Gregory Kier's NPI, 1225090814, was assigned on April 6, 2006. Gregory Kier holds Pennsylvania license DS028911.
- NPI
- 1225090814NPI Registry (opens in a new tab)
- NPI enumeration date
- April 6, 2006
- NPI status
- Active
- Practice phone
- (412) 279-4800
- 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 Kier practices at Katsur Dental & Orthodontics in Bridgeville, Pennsylvania
Gregory Kier's primary practice is Katsur Dental & Orthodontics, at 1597 Washington Pike, Bridgeville, PA 15017-2881. The practice phone is (412) 279-4800.
- Katsur Dental & Orthodontics1597 Washington Pike, Bridgeville, PA 15017-2881Phone(412) 279-4800
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Gregory Kier is affiliated with 1 site of care and 1 medical group
Gregory Kier's primary practice is Katsur Dental & Orthodontics in Bridgeville, Pennsylvania. Dmand AI also links Gregory Kier 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 Kier's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gregory Kier practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Katsur Dental & Orthodontics | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Gregory Kier is one of 90 periodontists in Pennsylvania
Periodontics is Gregory Kier's primary specialty in the NPI Registry, under taxonomy code 1223P0300X. Gregory Kier is licensed in Pennsylvania.
Specialties and state licenses
- Periodontist, PennsylvaniaPrimary
Periodontists near Gregory Kier
Counts of periodontists 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 Kier received $74 in industry payments in 2025
CMS Open Payments shows 1 general payment to Gregory Kier from 1 drug or device company in 2025. Education make up the largest share, 100% of the total. Colgate Oral Pharmaceuticals, Inc. paid the most, $74.
Companies that paid Gregory Kier 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 Kier'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) |
| 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 Kier
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 Kier's NPI number?
Gregory Kier's NPI number is 1225090814. It was assigned on April 6, 2006, and it is active in the NPI Registry.
What does Gregory Kier specialize in?
Gregory Kier is a periodontist in Bridgeville, Pennsylvania. The primary specialty in the NPI Registry is Periodontist (taxonomy code 1223P0300X).
Where does Gregory Kier practice?
Gregory Kier practices at 1597 Washington Pike, Bridgeville, PA 15017-2881. Gregory Kier's primary practice is Katsur Dental & Orthodontics in Bridgeville, Pennsylvania. Dmand AI also links Gregory Kier to 1 medical group.
What is Gregory Kier's office phone number?
The practice phone on file for Gregory Kier is (412) 279-4800.
What is Gregory Kier's medical license number?
Gregory Kier holds Pennsylvania license DS028911.
Has Gregory Kier received payments from drug or device companies?
CMS Open Payments shows $74 in general payments to Gregory Kier from 1 company from 2025 to 2025. The largest total came from Colgate Oral Pharmaceuticals, Inc.
How long has Gregory Kier been practicing?
Gregory Kier's NPI was assigned in 2006.
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