John Andrew O'Brien, DDS
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2007
- Practice address
- 5301 E State St Ste 306 Suite 306, Rockford, IL 61108-2390
- Practice phone
- Call (815) 399-2542
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Woolery Dental
Dental practice · Rockford, Illinois
Find John O'Brien'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 Andrew O'Brien is a general practice dentistry in Rockford, Illinois
John O'Brien practices at Woolery Dental in Rockford, Illinois.
John O'Brien's NPI, 1629120209, was assigned on January 17, 2007.
- NPI
- 1629120209NPI Registry (opens in a new tab)
- NPI enumeration date
- January 17, 2007
- NPI status
- Active
- Practice phone
- (815) 399-2542
- 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 Andrew O'Brien practices at Woolery Dental in Rockford, Illinois
John O'Brien's primary practice is Woolery Dental, at 5301 E State St Ste 306 Suite 306, Rockford, IL 61108-2390. The practice phone is (815) 399-2542.
- Woolery Dental5301 E State St Ste 306 Suite 306, Rockford, IL 61108-2390Phone(815) 399-2542
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
John Andrew O'Brien is affiliated with 1 site of care and 1 medical group
John O'Brien's primary practice is Woolery Dental in Rockford, Illinois. Dmand AI also links John O'Brien 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 John Andrew O'Brien's practice
Dmand AI tracks the electronic health record (EHR) system at each site where John O'Brien practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Woolery Dental | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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John Andrew O'Brien is one of 2,353 general practice dentistrys in Illinois
General practice is John O'Brien's primary specialty in the NPI Registry, under taxonomy code 1223G0001X. John O'Brien has a license on file in Illinois.
Specialties and state licenses
- General practice dentistry, Illinois
General practice dentistrys near John O'Brien
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
Sources for John Andrew O'Brien'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 Andrew O'Brien
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 Andrew O'Brien's NPI number?
John Andrew O'Brien's NPI number is 1629120209. It was assigned on January 17, 2007, and it is active in the NPI Registry.
What does John Andrew O'Brien specialize in?
John Andrew O'Brien is a general practice dentistry in Rockford, Illinois. The primary specialty in the NPI Registry is General Practice Dentistry (taxonomy code 1223G0001X).
Where does John Andrew O'Brien practice?
John O'Brien practices at 5301 E State St Ste 306 Suite 306, Rockford, IL 61108-2390. John O'Brien's primary practice is Woolery Dental in Rockford, Illinois. Dmand AI also links John O'Brien to 1 medical group.
What is John Andrew O'Brien's office phone number?
The practice phone on file for John O'Brien is (815) 399-2542.
How long has John Andrew O'Brien been practicing?
John O'Brien's NPI was assigned in 2007.
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