CAROL LILLIAN NJOKI MD
NPI 1164984993
Internal Medicine in Midwest City, OK
About Carol Lillian Njoki Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CAROL LILLIAN NJOKI MD (NPI 1164984993) is an individual internal medicine provider in Midwest City, Oklahoma, licensed in Oklahoma (39515) and active in the NPI registry since April 2019. She is enrolled in Medicare PECOS, is affiliated with Ssm Health St Anthony Hospital - Oklahoma City, and is a graduate of Other (2019).
NPPES Registry Identity
Specialties & Licenses 2
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
Carol Lillian Njoki Md 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 Carol Njoki reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Midwest City, OK 73130
- Reassigned Medicare billing, Oklahoma enrollment
- 7 clinicians in this Medicare group
Edmond, OK 73013
- Reassigned Medicare billing, Oklahoma enrollment
- 75 clinicians in this Medicare group
Edmond, OK 73013
- Reassigned Medicare billing, Oklahoma enrollment
- 72 clinicians in this Medicare group
Edmond, OK 73013
- Reassigned Medicare billing, Oklahoma enrollment
- 26 clinicians in this Medicare group
Edmond, OK 73013
- Reassigned Medicare billing, Oklahoma enrollment
- 55 clinicians in this Medicare group
Edmond, OK 73013
- Reassigned Medicare billing, Oklahoma enrollment
- 53 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Ssm Health St Anthony Hospital - Oklahoma City
Acute Care Hospitals · Oklahoma City, OKSsm Health St Anthony Hospital - Midwest
Acute Care Hospitals · Midwest City, OKPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 73110 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.
MIDWEST CITY, OK 73110
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 Carol Njoki's NPI number?
The NPI number for Carol Njoki is 1164984993. It was assigned to this individual provider in the NPPES registry on April 1, 2019.
Where is Carol Njoki located?
Carol Njoki practices at 2825 Parklawn Dr, Midwest City, OK 73110. The listed phone number is (405) 610-4411.
What is Carol Njoki's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Carol Njoki enrolled in Medicare?
Yes. Carol Njoki 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 Carol Njoki's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Carol Njoki reassigns Medicare benefits to 6 organizations: Deng Family Medicine Center, PC (Midwest City, OK), Midwest Hospitalist Group PLLC (Edmond, OK), Optimum Care Hospitalist Group PLLC (Edmond, OK), Optimum Pac PLLC (Edmond, OK), Optimum Post Acute Care PLLC (Edmond, OK) 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 Carol Njoki's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Carol Njoki accept?
Health plans from Blue Cross and Blue Shield of Oklahoma and Mending Health list Carol Njoki 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 Carol Njoki affiliated with any hospitals?
According to CMS data, Carol Njoki is affiliated with Ssm Health St Anthony Hospital - Oklahoma City and Ssm Health St Anthony Hospital - Midwest.
When was this NPI record last updated?
The NPPES record for Carol Njoki was last updated on September 1, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Carol Lillian Njoki, MD · NPI 1164984993
Internal Medicine physician in Midwest City, Oklahoma. Individual provider, active in the CMS NPPES registry since April 1, 2019.
## Identity
- **NPI:** 1164984993 (Entity type: Individual)
- **Enumerated:** April 1, 2019
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 39515 (Oklahoma)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 2825 PARKLAWN DR, Midwest City, OK 73110-4201
- **Phone:** (405) 610-4411
## 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): Deng Family Medicine Center, PC (NPI 1790937803, Midwest City, OK); Midwest Hospitalist Group PLLC (NPI 1376011478, Edmond, OK); Optimum Care Hospitalist Group PLLC (NPI 1306396577, Edmond, OK); Optimum Pac PLLC (NPI 1568352714, Edmond, OK); Optimum Post Acute Care PLLC (NPI 1225774227, Edmond, OK); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** September 1, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1164984993) · Data from the CMS NPPES public registry.