---
title: "KOSTUIK JOHN PHILIP MD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/a255c14f-71dd-501e-9d32-e5faa0d059a8
json: https://whiteintel.dev/api/public/dossier/a255c14f-71dd-501e-9d32-e5faa0d059a8
identifier: sec:0001040620
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# KOSTUIK JOHN PHILIP MD

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001040620`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/a255c14f-71dd-501e-9d32-e5faa0d059a8  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/a255c14f-71dd-501e-9d32-e5faa0d059a8  

## Ownership & control

### Holdings / subsidiaries

- **K2M GROUP HOLDINGS, INC.** (director) — https://whiteintel.dev/entity/ab6b9687-af37-527c-a9d7-5deba221a26e
- **K2M GROUP HOLDINGS, INC.** (officer) — https://whiteintel.dev/entity/ab6b9687-af37-527c-a9d7-5deba221a26e

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **KOSTUIK JOHN PHILIP MD**. Human view: https://whiteintel.dev/entity/a255c14f-71dd-501e-9d32-e5faa0d059a8 · Structured JSON: https://whiteintel.dev/api/public/dossier/a255c14f-71dd-501e-9d32-e5faa0d059a8._

_Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership. Every claim carries a source; an absent edge means "not yet observed in current sources", not "does not exist"._