John Frederick Leech, DDS
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 630 Lexington Ave, Mansfield, OH 44907-1500
- Practice phone
- Call (419) 756-1110
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
John F Leech And Michael R Leech DDS INC
Dental practice · Mansfield, Ohio
Find John Leech'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 Frederick Leech is a general practice dentistry in Mansfield, Ohio
John Leech practices at John F Leech And Michael R Leech DDS INC in Mansfield, Ohio.
John Leech's NPI, 1487662714, was assigned on August 3, 2006. John Leech holds Ohio license 30 012604.
- NPI
- 1487662714NPI Registry (opens in a new tab)
- NPI enumeration date
- August 3, 2006
- NPI status
- Active
- Practice phone
- (419) 756-1110
- 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 Frederick Leech practices at John F Leech and Michael R Leech DDS INC in Mansfield, Ohio
John Leech's primary practice is John F Leech and Michael R Leech DDS INC, at 630 Lexington Ave, Mansfield, OH 44907-1500. The practice phone is (419) 756-1110.
- John F Leech and Michael R Leech DDS INC630 Lexington Ave, Mansfield, OH 44907-1500Phone(419) 756-1110
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
John Frederick Leech is affiliated with 1 site of care and 1 medical group
John Leech's primary practice is John F Leech And Michael R Leech DDS INC in Mansfield, Ohio. Dmand AI also links John Leech 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 Frederick Leech's practice
Dmand AI tracks the electronic health record (EHR) system at each site where John Leech practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| John F Leech And Michael R Leech DDS INC | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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John Frederick Leech is one of 1,843 general practice dentistrys in Ohio
General practice is John Leech's primary specialty in the NPI Registry, under taxonomy code 1223G0001X. John Leech is licensed in Ohio.
Specialties and state licenses
- General practice dentistry, OhioPrimary
General practice dentistrys near John Leech
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 Frederick Leech'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 Frederick Leech
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 Frederick Leech's NPI number?
John Frederick Leech's NPI number is 1487662714. It was assigned on August 3, 2006, and it is active in the NPI Registry.
What does John Frederick Leech specialize in?
John Frederick Leech is a general practice dentistry in Mansfield, Ohio. The primary specialty in the NPI Registry is General Practice Dentistry (taxonomy code 1223G0001X).
Where does John Frederick Leech practice?
John Leech practices at 630 Lexington Ave, Mansfield, OH 44907-1500. John Leech's primary practice is John F Leech And Michael R Leech DDS INC in Mansfield, Ohio. Dmand AI also links John Leech to 1 medical group.
What is John Frederick Leech's office phone number?
The practice phone on file for John Leech is (419) 756-1110.
What is John Frederick Leech's medical license number?
John Leech holds Ohio license 30 012604.
How long has John Frederick Leech been practicing?
John Leech's NPI was assigned in 2006.
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