caretrace.iopowered by▸healthparse
SearchCohort Builder
Tools▾
KOL FinderTerritoriesDrug Compare
AI Query
Browse▾
By stateBy specialty
Pricing
SearchCohort BuilderToolsKOL FinderTerritoriesDrug CompareAI QueryBrowseBy stateBy specialtyPricing
PROVIDER PROFILE · NPI 1386690220

Zachary ShookM.D.

PRACTICEVIRGINIA PHYSICIANS, INCSee all providers at this practice →
Internal MedicineRichmond, VAI
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
10,425
Beneficiaries
—
Total drug cost
$696K
Distinct drugs
140
Brand share
18.3%
Top prescribed drugs
Rosuvastatin Calcium769 claims
Atorvastatin Calcium700 claims
Amlodipine Besylate493 claims
Lisinopril395 claims
Losartan Potassium376 claims
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$2K
Payment records
108
By payment type
Food and Beverage$2K
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
1,566
Unique beneficiaries
—
Total services
2,494
Distinct HCPCS
16
Medicare payment
$141K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 2,091 Internal Medicine providers in VA — top quintile (cohort median 769).
REFERRAL NETWORK

Where Zachary Shook'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). 36 inbound referrers · 42 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
REHABILITATION HOSPITAL CORPORATION OF AMERICA LLC122135
Shahriar Nabizadeh
Physical Medicine and Rehabilitation · Green Cove Springs, FL
118416
HCA HEALTH SERVICES OF VIRGINIA INC117235
Broad 64 Imaging Llc
Independent Diagnostic Testing Facility (IDTF) · Richmond, VA
107195
Todd Wichman
Physical Medicine and Rehabilitation · Midlothian, VA
96186
Seema Patel
Internal Medicine · Richmond, VA
71202
Laboratory Corporation Of America Holdings
Clinical Laboratory · Richmond, VA
4588
Susan Caley
Diagnostic Radiology · Richmond, VA
3565
VIRGINIA COMMONWEALTH UNIVERSITY HEALTH SYSTEM AUTHORITY3055
Karen Killeen
Diagnostic Radiology · Richmond, VA
2841
Christopher Nicholson
Cardiology · Richmond, VA
2847
Joseph Galeski
Internal Medicine · Glen Allen, VA
2751
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Virginia Physicians, Inc.
Clinical Laboratory · Glen Allen, VA
4031,044
Laboratory Corporation Of America Holdings
Clinical Laboratory · Burlington, NC
112206
Shahriar Nabizadeh
Physical Medicine and Rehabilitation · Green Cove Springs, FL
109442
HCA HEALTH SERVICES OF VIRGINIA INC89184
BON SECOURS ST. MARY'S HOSPITAL OF RICHMOND LLC86173
Seema Patel
Internal Medicine · Richmond, VA
86264
Broad 64 Imaging Llc
Independent Diagnostic Testing Facility (IDTF) · Richmond, VA
6496
Todd Wichman
Physical Medicine and Rehabilitation · Midlothian, VA
57190
VIRGINIA COMMONWEALTH UNIVERSITY HEALTH SYSTEM AUTHORITY4486
Patrick Woodward
Family Practice · Richmond, VA
4042
Berger And Burrow Enterprises Inc.
Portable X-Ray Supplier · Columbia, MD
3757
NPI 15183768053077
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.