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ROBERT COLBY
NPI 1588458970
Nurse Practitioner in Waterloo, IA

Active since April 08, 2025PECOS Enrolled
1717 W RIDGEWAY AVE, WATERLOO, IA 50701(319) 233-0340 Get Directions Write a Review

NPPES record last updated: October 1, 2025. Verified against the NPPES registry weekly; last sync: August 30, 2026.

About Robert Colby NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ROBERT COLBY (NPI 1588458970) is an individual nurse practitioner in Waterloo, Iowa, licensed in Iowa (A184118) and active in the NPI registry since April 2025. He is enrolled in Medicare PECOS, is affiliated with Allen Hospital, and is a graduate of Other (2024).

NPPES Registry Identity

NPI1588458970
Entity TypeIndividualMale
Primary Taxonomy363L00000X
Provider Legal NameROBERT COLBY
Location Address1717 W RIDGEWAY AVEWaterloo, IA 50701-4543
Mailing Address1034 Orchard DrCedar Falls, IA 50613-5460 · (617) 653-0173
Phone(319) 233-0340
Sole ProprietorNo
Medical School CMSOtherGraduated 2024
Enumeration DateApril 8, 2025
Last NPPES UpdateOctober 1, 2025
NPPES CertifiedOctober 1, 2025
✔ NPI 1588458970 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in IA · A184118
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
1717 W RIDGEWAY AVE, Waterloo, IA 50701
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Medica.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Robert Colby is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4688181860
PECOS Enrollment IDI20250731000214
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Allen Hospital

Acute Care Hospitals · Waterloo, IA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number160110
Location1825 Logan AvenueWaterloo, IA 50703 · Black Hawk County
Emergency services Birthing friendly

Grundy County Memorial Hospital

Critical Access Hospitals · Grundy Center, IA
OwnershipVoluntary non-profit - Other
CMS Certification Number161303
Location201 East J AvenueGrundy Center, IA 50638 · Grundy County
Emergency services

Community Memorial Hospital Medical Center

Critical Access Hospitals · Sumner, IA
OwnershipVoluntary non-profit - Private
CMS Certification Number161320
Location909 West First StreetSumner, IA 50674 · Bremer County
Emergency services

Buchanan County Health Center

Critical Access Hospitals · Independence, IA
OwnershipGovernment - Local
CMS Certification Number161335
Location1600 First St EastIndependence, IA 50644 · Buchanan County
Emergency services

Waverly Health Center

Critical Access Hospitals · Waverly, IA
OwnershipGovernment - Local
CMS Certification Number161339
Location312 9th Street SWWaverly, IA 50677 · Bremer County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 50701 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$81.84 typical visit price
range $52.96 – $161.40
Typical copayment $20.46 (range $13.24 – $40.35)
Most-billed visit code 99203
Established Patient
$94.05 typical visit price
range $16.91 – $131.98
Typical copayment $23.51 (range $4.22 – $32.99)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 16

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

KATHERINE MARIE KUEHN R.D., L.D.
Dietitian, Registered
1717 W RIDGEWAY AVE
WATERLOO, IA 50701
Black Hawk County (319) 833-5830
THOMAS R SPRAGG MD
Internal Medicine
1717 W RIDGEWAY AVE
WATERLOO, IA 50701
Black Hawk County (319) 833-5700
KAYLEY MORGAN LAWRENCE ARNP
Nurse Practitioner (Family)
1717 W RIDGEWAY AVE
WATERLOO, IA 50701
Black Hawk County (319) 233-0340
PRATIBHA DUA MD
Internal Medicine
1717 W RIDGEWAY AVE
WATERLOO, IA 50701
Black Hawk County (319) 833-5700
ALLEN MEMORIAL HOSPITAL CORPORATION
Durable Medical Equipment & Medical Supplies
1717 W RIDGEWAY AVE, SUITE 50A
WATERLOO, IA 50701
Black Hawk County (319) 833-6050
MRS. DEBORAH J VAN DYKE ARNP-BC
Nurse Practitioner (Family)
1717 W RIDGEWAY AVE
WATERLOO, IA 50701
Black Hawk County (319) 833-5830
DANIEL KWAI LEE MD
Urology
1717 W RIDGEWAY AVE
WATERLOO, IA 50701
Black Hawk County (319) 233-0340
DR. ERIC JOHN ASKELAND M.D.
Urology
1717 W RIDGEWAY AVE
WATERLOO, IA 50701
Black Hawk County (319) 233-0340

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Robert Colby's NPI number?

The NPI number for Robert Colby is 1588458970. It was assigned to this individual provider in the NPPES registry on April 8, 2025.

Where is Robert Colby located?

Robert Colby practices at 1717 W Ridgeway Ave, Waterloo, IA 50701. The listed phone number is (319) 233-0340.

What is Robert Colby's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Robert Colby enrolled in Medicare?

Yes. Robert Colby is registered in the Medicare PECOS enrollment system.

What insurance does Robert Colby accept?

Health plans from Medica list Robert Colby as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Robert Colby affiliated with any hospitals?

According to CMS data, Robert Colby is affiliated with Allen Hospital, Grundy County Memorial Hospital, Community Memorial Hospital Medical Center, Buchanan County Health Center and Waverly Health Center.

When was this NPI record last updated?

The NPPES record for Robert Colby was last updated on October 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.