DR. ANDREW KARL ROCK MD
NPI 1447754759
Neurological Surgery in Sherwood, AR
About Dr. Andrew Karl Rock Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ANDREW KARL ROCK MD (NPI 1447754759) is an individual neurological surgery provider in Sherwood, Arkansas, licensed in Arkansas (E-19356) and active in the NPI registry since March 2018. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2018).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 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
Dr. Andrew Karl Rock 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
2Medicare enrollment records show Andrew Rock reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Little Rock, AR 72205
- Reassigned Medicare billing, Arkansas enrollment
- 288 clinicians in this Medicare group
Abilene, TX 79601
- Reassigned Medicare billing, Texas enrollment
- 420 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 72120 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 10
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 Andrew Rock's NPI number?
The NPI number for Andrew Rock is 1447754759. It was assigned to this individual provider in the NPPES registry on March 21, 2018.
Where is Andrew Rock located?
Andrew Rock practices at 6020 Warden Rd Ste 100, Sherwood, AR 72120. The listed phone number is (501) 552-6400.
What is Andrew Rock's specialty?
The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.
Is Andrew Rock enrolled in Medicare?
Yes. Andrew Rock 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 Andrew Rock's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Andrew Rock reassigns Medicare benefits to 2 organizations: St. Vincent Medical Group (Little Rock, AR) and Hendrick Provider Network (Abilene, TX). 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 Andrew Rock's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Andrew Rock 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 3 other insurers list Andrew Rock 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 Andrew Rock was last updated on June 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.