Dr. Charles Patrick Johnson, DO
- Industry payments
- $142
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice locations
- 2
- Practice address
- 1751 Gunbarrel Rd Suite 101 Suite 101, Chattanooga, TN 37421
- Practice phone
- Call (423) 778-8558
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Chattanooga OB GYN Center
Physician office · Chattanooga, Tennessee
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. Charles Patrick Johnson is an OB-GYN in Winchester, Tennessee
Dr. Johnson practices at Chattanooga OB GYN Center in Chattanooga, Tennessee.
Dr. Johnson's NPI, 1033137146, was assigned on July 17, 2006. Dr. Johnson holds Tennessee license DO0000000469.
- NPI
- 1033137146NPI Registry (opens in a new tab)
- NPI enumeration date
- July 17, 2006
- NPI status
- Active
- Practice phone
- (423) 778-8558
- 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. Charles Patrick Johnson practices in Chattanooga and Winchester
Dr. Johnson's primary practice is Chattanooga OB GYN Center, at 1751 Gunbarrel Rd Suite 101 Suite 101, Chattanooga, TN 37421. The practice phone is (423) 778-8558. The NPI Registry lists Dr. Johnson's practice address as 185 Hospital Rd, Winchester, TN 37398.
- Chattanooga OB GYN CenterPrimary1751 Gunbarrel Rd Suite 101 Suite 101, Chattanooga, TN 37421Phone(423) 778-8558
- NPI Registry address185 Hospital Rd, Winchester, TN 37398 · Franklin CountyPhone(423) 778-8558
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Charles Patrick Johnson is affiliated with 1 site of care
Dr. Johnson's primary practice is Chattanooga OB GYN Center in Chattanooga, Tennessee.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Charles Patrick Johnson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Johnson practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Chattanooga OB GYN Center | 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Charles Patrick Johnson is one of 765 OB-GYNs in Tennessee
Obstetrics and gynecology is Dr. Johnson's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Johnson is licensed in Tennessee.
Specialties and state licenses
- Obstetrics and gynecology, TennesseePrimary
OB-GYNs near Dr. Johnson
Counts of OB-GYNs 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. Charles Patrick Johnson's patients have a median age of 58
Across all payers, Dmand AI patient panel data puts Dr. Johnson's median patient age at 58, with 100% 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 58
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Charles Patrick Johnson received $142 in industry payments from 2017 to 2025
CMS Open Payments shows 7 general payments to Dr. Johnson from 3 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Eli Lilly and Company paid the most, $107.
General payments to Dr. Johnson by program year, 2017 to 2025
Companies that paid Dr. Johnson the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Charles Patrick 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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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 Dr. Charles Patrick 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. Charles Patrick Johnson's NPI number?
Dr. Charles Patrick Johnson's NPI number is 1033137146. It was assigned on July 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Charles Patrick Johnson?
Dr. Charles Patrick Johnson is an OB-GYN in Winchester, Tennessee. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Charles Patrick Johnson practice?
Dr. Johnson practices at 1751 Gunbarrel Rd Suite 101 Suite 101, Chattanooga, TN 37421. Dr. Johnson also practices at 185 Hospital Rd, Winchester, TN 37398. Dr. Johnson's primary practice is Chattanooga OB GYN Center in Chattanooga, Tennessee.
What is Dr. Charles Patrick Johnson's office phone number?
The practice phone on file for Dr. Johnson is (423) 778-8558.
What is Dr. Charles Patrick Johnson's medical license number?
Dr. Johnson holds Tennessee license DO0000000469.
Has Dr. Charles Patrick Johnson received payments from drug or device companies?
CMS Open Payments shows $142 in general payments to Dr. Johnson from 3 companies from 2017 to 2025. The largest total came from Eli Lilly and Company.
How long has Dr. Charles Patrick Johnson been practicing?
Dr. Johnson's NPI was assigned in 2006.
Selling to obstetrics and gynecology practices?
See OB-GYNs in Tennessee by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card