John R. Chirgwin, DMD
- Affiliated sites
- 2
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 1130 Se 122nd Ave, Portland, OR 97233-1112
- Practice phone
- Call (503) 252-5515
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Periopdx
Dental practice · Portland, Oregon
Find John Chirgwin'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 R. Chirgwin is a periodontist in Portland, Oregon
John Chirgwin practices at Periopdx in Portland, Oregon.
John Chirgwin's NPI, 1225192065, was assigned on December 19, 2006. John Chirgwin holds Oregon license 4607.
- NPI
- 1225192065NPI Registry (opens in a new tab)
- NPI enumeration date
- December 19, 2006
- NPI status
- Active
- Practice phone
- (503) 252-5515
- 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)
John R. Chirgwin practices at Periopdx in Portland, Oregon
John Chirgwin's primary practice is Periopdx, at 1130 Se 122nd Ave, Portland, OR 97233-1112. The practice phone is (503) 252-5515.
- Periopdx1130 Se 122nd Ave, Portland, OR 97233-1112Phone(503) 252-5515
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
John R. Chirgwin is affiliated with 2 sites of care and 2 medical groups
John Chirgwin's primary practice is Periopdx in Portland, Oregon. Dmand AI also links John Chirgwin to 2 medical groups and 1 group practice or clinic, 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 John R. Chirgwin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where John Chirgwin practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Periopdx | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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John R. Chirgwin is one of 42 periodontists in Oregon
Periodontics is John Chirgwin's primary specialty in the NPI Registry, under taxonomy code 1223P0300X. John Chirgwin is licensed in Oregon.
Specialties and state licenses
- Periodontist, OregonPrimary
Periodontists near John Chirgwin
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
Sources for John R. Chirgwin'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) |
| 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 R. Chirgwin
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 R. Chirgwin's NPI number?
John R. Chirgwin's NPI number is 1225192065. It was assigned on December 19, 2006, and it is active in the NPI Registry.
What does John R. Chirgwin specialize in?
John R. Chirgwin is a periodontist in Portland, Oregon. The primary specialty in the NPI Registry is Periodontist (taxonomy code 1223P0300X).
Where does John R. Chirgwin practice?
John Chirgwin practices at 1130 Se 122nd Ave, Portland, OR 97233-1112. John Chirgwin's primary practice is Periopdx in Portland, Oregon. Dmand AI also links John Chirgwin to 2 medical groups and 1 group practice or clinic.
What is John R. Chirgwin's office phone number?
The practice phone on file for John Chirgwin is (503) 252-5515.
What is John R. Chirgwin's medical license number?
John Chirgwin holds Oregon license 4607.
How long has John R. Chirgwin been practicing?
John Chirgwin's NPI was assigned in 2006.
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