Dr. Ryan Christopher Johnson, MD
- Hospital affiliations
- 1
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2008
- Practice address
- 789 Central Ave, Dover, NH 03820
- Practice phone
- Call (603) 740-2580
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. 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.
Dr. Ryan Christopher Johnson is a pediatrician in Dover, New Hampshire
Dr. Johnson practices at Wentworth-Douglass Hospital in Dover, New Hampshire, part of Mass General Brigham.
Dr. Johnson's NPI, 1861667230, was assigned on April 28, 2008. Dr. Johnson holds New Hampshire license 15224.
- NPI
- 1861667230NPI Registry (opens in a new tab)
- NPI enumeration date
- April 28, 2008
- NPI status
- Active
- Practice phone
- (603) 740-2580
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Ryan Christopher Johnson practices at Wentworth-Douglass Hospital in Dover, New Hampshire
Dr. Johnson's primary practice is Wentworth-Douglass Hospital, at 789 Central Ave, Dover, NH 03820 in Strafford County. The practice phone is (603) 740-2580.
- Wentworth-Douglass Hospital789 Central Ave, Dover, NH 03820 · Strafford CountyPhone(603) 740-2580
Source: Dmand AI Affiliation Data
Dr. Ryan Christopher Johnson is affiliated with 4 sites of care and 2 medical groups
Dr. Johnson's primary practice is Wentworth-Douglass Hospital in Dover, New Hampshire, part of Mass General Brigham. Dmand AI also links Dr. Johnson to 2 group practices and clinics, 2 medical groups and 1 therapy and rehab clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ryan Christopher Johnson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Johnson practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Wentworth-Douglass Hospital | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Mass General Brigham and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Ryan Christopher Johnson is one of 265 pediatricians in New Hampshire
Pediatrics is Dr. Johnson's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Johnson is licensed in New Hampshire.
Specialties and state licenses
- Pediatrics, New HampshirePrimary
Pediatricians near Dr. Johnson
Counts of pediatricians 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
Dr. Ryan Christopher Johnson's patients have a median age of 7
Across all payers, Dmand AI patient panel data puts Dr. Johnson's median patient age at 7, with 38% women.
Dr. 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 7
Patient panel by sex, all payers
- Women38%
- Men62%
Source: Dmand AI Patient Panel Data
Sources for Dr. Ryan Christopher 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 Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| 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 Dr. Ryan Christopher 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 Dr. Ryan Christopher Johnson's NPI number?
Dr. Ryan Christopher Johnson's NPI number is 1861667230. It was assigned on April 28, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Ryan Christopher Johnson?
Dr. Ryan Christopher Johnson is a pediatrician in Dover, New Hampshire. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Ryan Christopher Johnson practice?
Dr. Johnson practices at 789 Central Ave, Dover, NH 03820. Dr. Johnson's primary practice is Wentworth-Douglass Hospital in Dover, New Hampshire, part of Mass General Brigham. Dmand AI also links Dr. Johnson to 2 group practices and clinics, 2 medical groups and 1 therapy and rehab clinic.
What is Dr. Ryan Christopher Johnson's office phone number?
The practice phone on file for Dr. Johnson is (603) 740-2580.
What is Dr. Ryan Christopher Johnson's medical license number?
Dr. Johnson holds New Hampshire license 15224.
Which hospitals is Dr. Ryan Christopher Johnson affiliated with?
Dr. Johnson practices at Wentworth-Douglass Hospital in Dover, New Hampshire.
How long has Dr. Ryan Christopher Johnson been practicing?
Dr. Johnson's NPI was assigned in 2008.
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