Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1609829688 Individual Practitioner Male Practitioner

Dr. Robert John Cak , MD

Surgery • Waterloo, IA

Professional Overview & Biography Verified Profile Summary

Dr. Robert Cak, MD is a registered healthcare professional specializing in Surgery in Waterloo, IA. Practice services are available at 1753 W RIDGEWAY AVE under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

1753 W Ridgeway Ave
Ste 107

Waterloo, IA 507014588

Telephone 3198335907
Fax 3198335908
Associated Practice Facility / Clinic

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Waterloo, IA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 18.9 Yrs
State Avg: 26.0 Yrs
Regional Practice Density
18 Specialists

Practicing in Waterloo, IA (452 Statewide)

Telehealth Adoption Rate
5.6% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License IA 21323

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
2151605 (IA)
Commercial Insurance / Payer ID Wellmark Ins Plan
19685 (IA)
Commercial Insurance / Payer ID John Deere Health Ins Pla
42141730704 (IA)

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

9 Associated Practitioners
NPI 1003869397

Doctor of Medicine (M.D.)

Barbara Salisbury , ARNP

Nurse Practitioner

NPI 1164083861

Advanced Registered Nurse Practitioner

NPI 1285861120

Doctor of Medicine (M.D.)

NPI 1558455386

Doctor of Osteopathic Medicine (D.O.)

NPI 1821042698
NPI 1881910271

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events
NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location July 08, 2007

Registered at 1753 W RIDGEWAY AVE, STE 107, WATERLOO, IA 507014588 (Tel: 3198335907)

📍
Updated Business Mailing Address July 08, 2007

Registered at PO BOX 2758, WATERLOO, IA 507042758 (Tel: 3198335907)

👤
Provider Name / Credentials Updated July 08, 2007

Recorded as ROBERT CAK, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Surgery (License #21323 in IA)

🟢
Initial NPI Registration & Enumeration May 18, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1609829688
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: May 18, 2006
Last Update: July 13, 2026
Sole Proprietor: No

Mailing Address

Po Box 2758

Waterloo, IA 507042758

Phone: 3198335907

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.