What is Colleen Vanderkolk's specialty?

Colleen Vanderkolk (NPI 1811935711) is a Medicare-billing provider whose primary specialty is Neurology in Nashville, TN.

Where does Colleen Vanderkolk practice?

Colleen Vanderkolk practices in Nashville, TN, based on the location reported in the CMS Medicare provider datasets for NPI 1811935711.

How much does Medicare pay Colleen Vanderkolk?

Colleen Vanderkolk (NPI 1811935711) received approximately $90K in total Medicare Part B payments, serving 350 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1811935711

Colleen VanderkolkDO

NeurologyNashville, TNI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

554

Unique beneficiaries

—

Total services

9,549

Distinct HCPCS

Medicare payment

$89K

Peer benchmark

Total Medicare services vs. 344 Neurology providers in TN — top quintile (cohort median 449).

PRESCRIBING · PART D · 2024

Total Rx claims

1,642

Beneficiaries

—

Total drug cost

$574K

Distinct drugs

Brand share

25.9%

Top prescribed drugs

Levetiracetam304 claims

Lamotrigine232 claims

Lacosamide94 claims

Oxcarbazepine74 claims

Divalproex Sodium57 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$381

Payment records

By payment type

Food and Beverage$381

Top paying entities

Food and Beverage$381

REFERRAL NETWORK

Where Colleen Vanderkolk's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 23 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
James Fleming Neurology · Chattanooga, TN	81	129
Viraj Parikh Diagnostic Radiology · Goodlettsville, TN	45	80
Jeffrey Williams Diagnostic Radiology · Goodlettsville, TN	41	71
Eugene Lafranchise Neurology · Nashville, TN	37	54
Jonathan Gordon Diagnostic Radiology · Goodlettsville, TN	31	45
TOMICHEK, RICHARD	30	54
Tanja Foster Diagnostic Radiology · Hurst, TX	21	41
Franklin Grauzer Nurse Practitioner · Nashville, TN	17	28
Kenneth Petroni Anesthesiology · Nashville, TN	17	25
Steven Blount Diagnostic Radiology · Goodlettsville, TN	17	25
SOBLE, MARC	15	24
Nancy Delboy Anesthesiology · Nashville, TN	15	19

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events