DR. JOHNATHAN PARKER TADLOCK DO
NPI 1427807155
Emergency Medicine in Lawton, OK
About Dr. Johnathan Parker Tadlock Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHNATHAN PARKER TADLOCK DO (NPI 1427807155) is an individual emergency medicine provider in Lawton, Oklahoma, licensed in Oklahoma (9196) and active in the NPI registry since May 2024. He is enrolled in Medicare PECOS, is affiliated with Jackson County Memorial Hospital Authority, and is a graduate of Kansas City University Of Med & Biosciences, College Of Osteo Med (2024).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Johnathan Parker Tadlock Do is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
4Medicare enrollment records show Johnathan Tadlock reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Duncan, OK 73533
- Reassigned Medicare billing, Oklahoma enrollment
- 19 clinicians in this Medicare group
Altus, OK 73521
- Reassigned Medicare billing, Oklahoma enrollment
- Also billed through NPI 1295735991 (Oklahoma)
- 62 clinicians in this Medicare group
Oklahoma City, OK 73102
- Reassigned Medicare billing, Oklahoma enrollment
- Medicare enrollment name: Emergency Physicians Of Mid-America PC
- 310 clinicians in this Medicare group
Sulphur, OK 73086
- Reassigned Medicare billing, Oklahoma enrollment
- 66 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Jackson County Memorial Hospital Authority
Acute Care Hospitals · Altus, OKDuncan Regional Hospital, Inc
Acute Care Hospitals · Duncan, OKPurcell Municipal Hospital
Acute Care Hospitals · Purcell, OKWeatherford Regional Hospital, Inc Of Weatherford
Critical Access Hospitals · Weatherford, OKArbuckle Memorial Hospital
Critical Access Hospitals · Sulphur, OKPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 73505 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LAWTON, OK 73505
LAWTON, OK 73505
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Johnathan Tadlock's NPI number?
The NPI number for Johnathan Tadlock is 1427807155. It was assigned to this individual provider in the NPPES registry on May 15, 2024.
Where is Johnathan Tadlock located?
Johnathan Tadlock practices at 3401 W Gore Blvd, Lawton, OK 73505. The listed phone number is (580) 585-5545.
What is Johnathan Tadlock's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Johnathan Tadlock enrolled in Medicare?
Yes. Johnathan Tadlock is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Johnathan Tadlock's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Johnathan Tadlock reassigns Medicare benefits to 4 organizations: Centurion Emergency Partners LLC (Duncan, OK), Jackson County Memorial Hospital Authority (Altus, OK), Emergency Physicians Of Mid-America, P.C. (Oklahoma City, OK) and Arbuckle Memorial Hospital (Sulphur, OK). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Johnathan Tadlock's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Johnathan Tadlock accept?
Health plans from Mending Health list Johnathan Tadlock as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Johnathan Tadlock affiliated with any hospitals?
According to CMS data, Johnathan Tadlock is affiliated with Jackson County Memorial Hospital Authority, Duncan Regional Hospital, Inc, Purcell Municipal Hospital, Weatherford Regional Hospital, Inc Of Weatherford and Arbuckle Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Johnathan Tadlock was last updated on August 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Johnathan Parker Tadlock, DO · NPI 1427807155
Emergency Medicine physician in Lawton, Oklahoma. Individual provider, active in the CMS NPPES registry since May 15, 2024.
## Identity
- **NPI:** 1427807155 (Entity type: Individual)
- **Enumerated:** May 15, 2024
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 9196 (Oklahoma)
- **Sole proprietor:** No
## Practice location
- **Address:** 3401 W GORE BLVD, Lawton, OK 73505-6332
- **Phone:** (580) 585-5545
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Centurion Emergency Partners LLC (NPI 1750112942, Duncan, OK); Jackson County Memorial Hospital Authority (NPI 1093763781, Altus, OK); Emergency Physicians Of Mid-America, P.C. (NPI 1063825297, Oklahoma City, OK); Arbuckle Memorial Hospital (NPI 1700869492, Sulphur, OK) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Kansas City University Of Med & Biosciences, College Of Osteo Med, class of 2024
## Record status
- **NPPES last updated:** August 8, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1427807155) · Data from the CMS NPPES public registry.