Dr. Johnathan Parker Tadlock, DO
- Part D claims, 2024
- 17
- Hospital affiliations
- 5
- Industry payments
- $19
- Medical groups
- 4
- State license
- 1
- Practice address
- 1200 East Pecan St, Altus, OK 73521
- Practice phone
- Call (580) 379-5500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Tadlock'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. Johnathan Parker Tadlock is an emergency medicine physician in Altus, Oklahoma
Dr. Tadlock practices at Jackson County Memorial Hospital in Altus, Oklahoma, part of Jackson County Memorial Hospital.
Dr. Tadlock's NPI, 1427807155, was assigned on May 15, 2024. Dr. Tadlock graduated from Kansas City University of Med & Biosciences, College of Osteo Med in 2024. Dr. Tadlock holds Oklahoma license 9196.
- NPI
- 1427807155NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1759896491
- NPI enumeration date
- May 15, 2024
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (580) 379-5500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 28
- Medical school graduation
- 2024
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Johnathan Parker Tadlock practices at Jackson County Memorial Hospital in Altus, Oklahoma
Dr. Tadlock's primary practice is Jackson County Memorial Hospital, at 1200 East Pecan St, Altus, OK 73521 in Jackson County. The practice phone is (580) 379-5500.
- Jackson County Memorial Hospital1200 East Pecan St, Altus, OK 73521 · Jackson CountyPhone(580) 379-5500
Source: Dmand AI Affiliation Data
Dr. Johnathan Parker Tadlock is affiliated with 5 sites of care and 4 medical groups
Dr. Tadlock's primary practice is Jackson County Memorial Hospital in Altus, Oklahoma, part of Jackson County Memorial Hospital. Dr. Tadlock is also affiliated with Memorial Health System of Southwest Oklahoma. The medical group on file is Jackson County Memorial Hospital. Dmand AI also links Dr. Tadlock to 3 more hospitals and 3 medical groups, each named with a free account. Dr. Tadlock's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Johnathan Parker Tadlock's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Tadlock practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Jackson County Memorial Hospital | Available with a free account |
| +4 more sites and 3 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 Jackson County Memorial Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Johnathan Parker Tadlock is one of 695 emergency medicine physicians in Oklahoma
Emergency medicine is Dr. Tadlock's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Tadlock is licensed in Oklahoma.
Specialties and state licenses
- Emergency medicine, OklahomaPrimary
Emergency medicine physicians near Dr. Tadlock
Counts of emergency medicine physicians 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. Johnathan Parker Tadlock's patients have a median age of 43
Across all payers, Dmand AI patient panel data puts Dr. Tadlock's median patient age at 43, with 58% women.
Dr. Tadlock's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 43
Patient panel by sex, all payers
- Women58%
- Men42%
Source: Dmand AI Patient Panel Data
Dr. Johnathan Parker Tadlock wrote 17 Medicare Part D claims in 2024
In 2024, Dr. Tadlock wrote 17 Medicare Part D claims for 13 patients. 88% of them were for generic drugs.
Dr. Tadlock's Part D claims by kind of drug, 2024
- Generic15 claims88%
- Brand-name and other2 claims12%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Johnathan Parker Tadlock takes part in Medicare
Dr. Tadlock accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Johnathan Parker Tadlock received $19 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Tadlock from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Stryker Corporation paid the most, $19.
Companies that paid Dr. Tadlock the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Johnathan Parker Tadlock graduated from Kansas City University of Med & Biosciences, College of Osteo Med
Dr. Tadlock graduated from Kansas City University of Med & Biosciences, College of Osteo Med in 2024.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Johnathan Parker Tadlock'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 |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Johnathan Parker Tadlock
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. Johnathan Parker Tadlock's NPI number?
Dr. Johnathan Parker Tadlock's NPI number is 1427807155. It was assigned on May 15, 2024, and it is active in the NPI Registry.
What kind of doctor is Dr. Johnathan Parker Tadlock?
Dr. Johnathan Parker Tadlock is an emergency medicine physician in Altus, Oklahoma. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Johnathan Parker Tadlock practice?
Dr. Tadlock practices at 1200 East Pecan St, Altus, OK 73521. Dr. Tadlock's primary practice is Jackson County Memorial Hospital in Altus, Oklahoma, part of Jackson County Memorial Hospital. Dmand AI also links Dr. Tadlock to 3 hospitals and 3 medical groups.
What is Dr. Johnathan Parker Tadlock's office phone number?
The practice phone on file for Dr. Tadlock is (580) 379-5500.
What is Dr. Johnathan Parker Tadlock's medical license number?
Dr. Tadlock holds Oklahoma license 9196.
Which hospitals is Dr. Johnathan Parker Tadlock affiliated with?
Dr. Tadlock practices at Jackson County Memorial Hospital in Altus, Oklahoma. Dr. Tadlock is also affiliated with Memorial Health System of Southwest Oklahoma. Dmand AI links Dr. Tadlock to 3 more hospitals.
What medical group is Dr. Johnathan Parker Tadlock part of?
Dr. Tadlock is linked to Jackson County Memorial Hospital. Dmand AI links Dr. Tadlock to 3 more medical groups.
Does Dr. Johnathan Parker Tadlock accept Medicare?
Yes. CMS lists Dr. Tadlock as accepting Medicare assignment.
Where did Dr. Johnathan Parker Tadlock go to medical school?
Dr. Tadlock graduated from Kansas City University of Med & Biosciences, College of Osteo Med in 2024.
Has Dr. Johnathan Parker Tadlock received payments from drug or device companies?
CMS Open Payments shows $19 in general payments to Dr. Tadlock from 1 company from 2025 to 2025. The largest total came from Stryker Corporation.
How long has Dr. Johnathan Parker Tadlock been practicing?
Dr. Tadlock graduated from medical school in 2024, 2 years ago.
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