DEREK KNOTTS M.D.
NPI 1235497363
Emergency Medicine in Tulsa, OK
About Derek Knotts M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DEREK KNOTTS M.D. (NPI 1235497363) is an individual emergency medicine provider in Tulsa, Oklahoma, licensed in Oklahoma (29223) and active in the NPI registry since April 2012. He is enrolled in Medicare PECOS, is affiliated with Mercy Hospital Joplin, and is a graduate of University Of Oklahoma College Of Medicine (2012).
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
Derek Knotts M.d. 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
6Medicare enrollment records show Derek Knotts reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Tulsa, OK 74104
- Reassigned Medicare billing, Kansas, Missouri and Oklahoma enrollments
- 37 clinicians in this Medicare group
Muskogee, OK 74401
- Reassigned Medicare billing, Texas enrollment
- 655 clinicians in this Medicare group
Columbus, KS 66725
- Reassigned Medicare billing, Missouri enrollment
- 562 clinicians in this Medicare group
Oklahoma City, OK 73120
- Reassigned Medicare billing, Oklahoma enrollment
- 975 clinicians in this Medicare group
Fort Smith, AR 72903
- Reassigned Medicare billing, Arkansas enrollment
- 658 clinicians in this Medicare group
Carthage, MO 64836
- Reassigned Medicare billing, Missouri enrollment
- 153 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.
Areas of Expertise CMS Part B claims 4
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercy Hospital Joplin
Acute Care Hospitals · Joplin, MOMercy Hospital Carthage
Critical Access Hospitals · Carthage, MOHillcrest Hospital Pryor
Acute Care Hospitals · Pryor, OKBailey Medical Center, LLC
Acute Care Hospitals · Owasso, OKEastern Oklahoma Medical Center
Critical Access Hospitals · Poteau, OKPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 74104 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.
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 Derek Knotts's NPI number?
The NPI number for Derek Knotts is 1235497363. It was assigned to this individual provider in the NPPES registry on April 26, 2012.
Where is Derek Knotts located?
Derek Knotts practices at 1120 S Utica Ave, Tulsa, OK 74104. The listed phone number is (918) 579-1000.
What is Derek Knotts's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Derek Knotts enrolled in Medicare?
Yes. Derek Knotts 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 Derek Knotts's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Derek Knotts reassigns Medicare benefits to 6 organizations: Green Country Emergency Physicians Group Of Tulsa PLLC (Tulsa, OK), Creek Nation Hospital & Clinics (Muskogee, OK), Mercy Clinic Joplin LLC (Columbus, KS), Mercy Clinic Oklahoma Communities (Oklahoma City, OK), Mercy Clinic Fort Smith Communities (Fort Smith, AR) and 1 more organization, listed in the Medicare section above. 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 Derek Knotts's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Derek Knotts accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 3 other insurers list Derek Knotts 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 Derek Knotts affiliated with any hospitals?
According to CMS data, Derek Knotts is affiliated with Mercy Hospital Joplin, Mercy Hospital Carthage, Hillcrest Hospital Pryor, Bailey Medical Center, LLC and Eastern Oklahoma Medical Center.
When was this NPI record last updated?
The NPPES record for Derek Knotts was last updated on February 10, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years 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.
# Derek Knotts, M.D. · NPI 1235497363
Emergency Medicine physician in Tulsa, Oklahoma. Individual provider, active in the CMS NPPES registry since April 26, 2012.
## Identity
- **NPI:** 1235497363 (Entity type: Individual)
- **Enumerated:** April 26, 2012
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 29223 (Oklahoma)
- **Sole proprietor:** No
## Practice location
- **Address:** 1120 S UTICA AVE, Tulsa, OK 74104-4012
- **Phone:** (918) 579-1000
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): Green Country Emergency Physicians Group Of Tulsa PLLC (NPI 1972698553, Tulsa, OK); Creek Nation Hospital & Clinics (NPI 1922873611, Muskogee, OK); Mercy Clinic Joplin LLC (NPI 1043547474, Columbus, KS); Mercy Clinic Oklahoma Communities (NPI 1386874550, Oklahoma City, OK); Mercy Clinic Fort Smith Communities (NPI 1902073620, Fort Smith, AR); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Oklahoma College Of Medicine, class of 2012
## Record status
- **NPPES last updated:** February 10, 2016
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Source: [NPI Profile](https://npiprofile.com/npi/1235497363) · Data from the CMS NPPES public registry.