DR. ANDREW KARL ROCK MD
NPI 1447754759
Neurological Surgery in Sherwood, AR

Active since March 21, 2018PECOS EnrolledAccepts Medicare Assignment
6020 WARDEN RD STE 100, SHERWOOD, AR 72120(501) 552-6400 Get Directions Write a Review

NPPES record last updated: June 25, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jun 12, 2025, Mar 21, 2018 (2 updates tracked since 2018).

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

NPI1447754759
Entity TypeIndividualMale
Primary Taxonomy207T00000X
Provider Legal NameDR. ANDREW KARL ROCKCredential: MD
Location Address6020 WARDEN RD STE 100Sherwood, AR 72120-6015
Mailing Address6020 Warden Rd Ste 100Sherwood, AR 72120-6015 · (501) 552-6400
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateMarch 21, 2018
Last NPPES UpdateJune 25, 20262 updates tracked since enumeration
NPPES CertifiedJune 25, 2026
✔ NPI 1447754759 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNeurological SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207T00000X
Licenses✔ Licensed in AR · E-19356✔ Licensed in TX · W5945
Definition
A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X · License 64079
6020 WARDEN RD STE 100, Sherwood, AR 72120

Secondary Practice Locations 2

Location 147 New Scotland Ave, Dept Of NeurosurgeryAlbany, NY 12208-3412 · Phone (518) 262-6679
Location 21924 Pine St Ste 501Abilene, TX 79601-2452 · Phone (325) 670-5145

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.

PECOS PAC ID5698010551
PECOS Enrollment IDI20250701003472
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare 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.

Family Medicine
2 ST. VINCENT CIRCLE
Little Rock, AR 72205
  • Reassigned Medicare billing, Arkansas enrollment
  • 288 clinicians in this Medicare group
Internal Medicine
1904 PINE ST, SUITE 200
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.

New Patient
$119.36 typical visit price
range $51.36 – $157.74
Typical copayment $29.84 (range $12.84 – $39.43)
Most-billed visit code 99204
Established Patient
$64.56 typical visit price
range $16.16 – $128.77
Typical copayment $16.14 (range $4.04 – $32.19)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

Neurological Surgery
6020 WARDEN RD STE 100
SHERWOOD, AR 72120
Neurological Surgery
6020 WARDEN RD STE 100
SHERWOOD, AR 72120
Neurological Surgery
6020 WARDEN RD STE 100
SHERWOOD, AR 72120
Nurse Practitioner (Family)
6020 WARDEN RD STE 100
SHERWOOD, AR 72120
Nurse Practitioner (Acute Care)
6020 WARDEN RD STE 100
SHERWOOD, AR 72120
Physician Assistant
6020 WARDEN RD STE 100
SHERWOOD, AR 72120
Nurse Practitioner
6020 WARDEN RD STE 100
SHERWOOD, AR 72120
Neurological Surgery
6020 WARDEN RD STE 100
SHERWOOD, AR 72120

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.