MARY K KIMBROUGH MD
NPI 1457561706
Surgery - Surgical Critical Care in Little Rock, AR
About Mary K Kimbrough Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY K KIMBROUGH MD (NPI 1457561706) is an individual surgical critical care provider in Little Rock, Arkansas, licensed in Arkansas (E-8211) and active in the NPI registry since May 2007. She is enrolled in Medicare PECOS and is a graduate of Louisiana State University School Of Medicine In Shreveport (2005).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
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
Mary K Kimbrough 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 Reassignment
Medicare enrollment records show Mary Kimbrough reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Little Rock, AR 72205
- Reassigned Medicare billing, Arkansas enrollment
- Also billed through NPI 1043372220 (Arkansas)
- 1,246 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 5
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.
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.
LITTLE ROCK, AR 72205
LITTLE ROCK, AR 72205
LITTLE ROCK, AR 72205
LITTLE ROCK, AR 72205
LITTLE ROCK, AR 72205
LITTLE ROCK, AR 72205
LITTLE ROCK, AR 72205
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 Mary Kimbrough's NPI number?
The NPI number for Mary Kimbrough is 1457561706. It was assigned to this individual provider in the NPPES registry on May 23, 2007. The provider is also known as Mary Katherine Whitlock.
Where is Mary Kimbrough located?
Mary Kimbrough practices at 4301 W Markham St # 520, Little Rock, AR 72205. The listed phone number is (501) 686-6648.
What is Mary Kimbrough's specialty?
The primary specialty registered for this NPI is Surgery, specializing in Surgical Critical Care, with taxonomy code 2086S0102X.
Is Mary Kimbrough enrolled in Medicare?
Yes. Mary Kimbrough 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 organization bills Medicare for Mary Kimbrough's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Kimbrough reassigns Medicare benefits to University Of Arkansas For Medical Sciences (Little Rock, AR). The 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 Mary Kimbrough's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Kimbrough accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 4 other insurers list Mary Kimbrough 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.
When was this NPI record last updated?
The NPPES record for Mary Kimbrough was last updated on February 24, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Mary K Kimbrough, MD · NPI 1457561706
Surgical Critical Care physician in Little Rock, Arkansas. Individual provider, active in the CMS NPPES registry since May 23, 2007.
## Identity
- **NPI:** 1457561706 (Entity type: Individual)
- **Enumerated:** May 23, 2007
- **Primary specialty:** Surgery - Surgical Critical Care · taxonomy 2086S0102X
- **State license:** E-8211 (Arkansas)
- **Sole proprietor:** No
## Practice location
- **Address:** 4301 W MARKHAM ST # 520, Little Rock, AR 72205-7101
- **Phone:** (501) 686-6648 · **Fax:** (501) 686-7280
## 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:** University Of Arkansas For Medical Sciences (NPI 1326341488, Little Rock, AR), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Louisiana State University School Of Medicine In Shreveport, class of 2005
## Record status
- **NPPES last updated:** February 24, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1457561706) · Data from the CMS NPPES public registry.