---
title: GroupOne ranked 6th in U.S. billing consultants by revenue
description: Top eClinicalWorks billing vendors listed includes GroupOne Health Source in 2003.
image: https://www.revelemd.com/hubfs/v2_ecw_blog.png
---

# GroupOne ranked 6th in U.S. billing consultants by revenue

By Kaitlyn Houseman on May 21, 2003 8:43:00 AM

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| Rank | Company | Location | Web site | 2003 sales/revenues rounded, millions of $ |
| --- | --- | --- | --- | --- |
| 1 | 3M Health Information Systems | Murray, Utah | www.3m.com/us/healthcare/his | 18.2 billion |
| 2 | The Greeley Co. | Marblehead, Mass. | www.greeley.com | $34.0 |
| 3 | iLiant Corp. | Tampa, Fla. | www.iliant.com | $25.1 |
| 4 | Cross Country Cousulting | Norcross, GA | www.crosscountryconsulting.com | $5.5 |
| 5 | HP3 Inc. | Bethlehem, Pa. | www.hp3.com | $5.1 |
| 6 | GroupOne HealthSource | Jefferson City, Mo. | www.consultphc.com | $5.0 |
| 7 | MC Stategies Inc. | Atlanta | www.mcstrategies.com | $4.8 |
| 8 | Beacon Partners Inc. | Weymouth, Mass. | www.beaconpartners.com | $4.5 |
| 9 | MedaPhase | San Antonio | www.medaphase.com | $3.2 |
| 10 | Compliance Concepts Inc. | Wexford, Pa. | www.complianceconcepts.com | $3.1 |
| 11 | Bill Dunbar and Associates LLC | Indianapolis | www.billdunbar.com | $3.0 |
| 12 | Hooper Cornell PLLC | Boise, Idaho | www.hoopercornell.com | $2.3 |
| 13 | Sinalko Healthcare Consulting | Los Angeles | www.sinaikohc.com | $2.2 |
| 14 | Strategic Management Systems Inc. | Alexandria, Va. | www.strategicm.com | $1.8 |
| 15 | The Horizon Group Ltd. | Virginia Beach, Va. | www.medgroupstrategy.com | $1.7 |

Source: Phelps Research     [Top ^](https://www.revelemd.com/press-releases/bid/41744/groupone-ranked-6th-in-u-s-billing-consultants-by-revenue#)

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