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Robert Colby

  • Waterloo, IA
  • Nurse practitioner
NPI1588458970PAC ID4688181860
Hospital affiliations
5
Industry payments
$41
Medical group
1
State license
1
Year NPI issued
2025
Practice address
1825 Logan Avenue, Waterloo, IA 50703
Practice phone
Call (319) 235-3941
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

UnityPoint Health - Allen Hospital

Hospital · Waterloo, Iowa

See all 6 affiliations

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Robert Colby is a nurse practitioner in Waterloo, Iowa

Robert Colby practices at UnityPoint Health - Allen Hospital in Waterloo, Iowa, part of UnityPoint Health.

Robert Colby's NPI, 1588458970, was assigned on April 8, 2025. Robert Colby holds Iowa license A184118.

NPI and contact details
NPI
1588458970NPI Registry (opens in a new tab)
Medicare PAC ID
4688181860
NPI enumeration date
April 8, 2025
NPI status
Active
Practice phone
(319) 235-3941
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
28
Medical school graduation
2024

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data

Robert Colby practices at UnityPoint Health - Allen Hospital in Waterloo, Iowa

Robert Colby's primary practice is UnityPoint Health - Allen Hospital, at 1825 Logan Avenue, Waterloo, IA 50703 in Black Hawk County. The practice phone is (319) 235-3941.

Source: Dmand AI Affiliation Data

Robert Colby is affiliated with 5 sites of care and 1 medical group

Robert Colby's primary practice is UnityPoint Health - Allen Hospital in Waterloo, Iowa, part of UnityPoint Health. Robert Colby is also affiliated with Waverly Health Center. The medical group on file is UnityPoint Health - Allen Hospital. Dmand AI also links Robert Colby to 3 more hospitals, each named with a free account.

Waverly Health CenterCritical access hospital, Waverly, IAUnityPoint Health - Allen HospitalPrimary care group, Waterloo, IA3 hospitalsNames with a free account
See all 6 affiliations for Robert Colby

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Robert Colby's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Robert Colby practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UnityPoint Health - Allen HospitalAvailable with a free account
+4 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Robert Colby is one of 1,051 nurse practitioners in Iowa

Nurse practitioner is Robert Colby's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Robert Colby is licensed in Iowa.

Specialties and state licenses

  • Nurse practitioner, IowaPrimaryLicense A184118 · taxonomy 363L00000X

Nurse practitioners near Robert Colby

Counts of nurse practitioners with a Dmand AI profile, by place and practice. Each opens the list.

1,051nurse practitioners in Iowa80nurse practitioners in Waterloo33nurse practitioners at UnityPoint Health - Allen Hospital

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Robert Colby's patients have a median age of 75

Across all payers, Dmand AI patient panel data puts Robert Colby's median patient age at 75, with 28% women.

Robert Colby's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 75

Patient panel by sex, all payers

  • Women28%
  • Men72%

Source: Dmand AI Patient Panel Data

Robert Colby received $41 in industry payments in 2025

CMS Open Payments shows 1 general payment to Robert Colby from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $41.

Companies that paid Robert Colby the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to Robert Colby

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Robert Colby's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Robert Colby

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Robert Colby's NPI number?

Robert Colby's NPI number is 1588458970. It was assigned on April 8, 2025, and it is active in the NPI Registry.

What does Robert Colby specialize in?

Robert Colby is a nurse practitioner in Waterloo, Iowa. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).

Where does Robert Colby practice?

Robert Colby practices at 1825 Logan Avenue, Waterloo, IA 50703. Robert Colby's primary practice is UnityPoint Health - Allen Hospital in Waterloo, Iowa, part of UnityPoint Health. Dmand AI also links Robert Colby to 3 hospitals.

What is Robert Colby's office phone number?

The practice phone on file for Robert Colby is (319) 235-3941.

What is Robert Colby's medical license number?

Robert Colby holds Iowa license A184118.

Which hospitals is Robert Colby affiliated with?

Robert Colby practices at UnityPoint Health - Allen Hospital in Waterloo, Iowa. Robert Colby is also affiliated with Waverly Health Center. Dmand AI links Robert Colby to 3 more hospitals.

What medical group is Robert Colby part of?

Robert Colby is linked to UnityPoint Health - Allen Hospital.

Has Robert Colby received payments from drug or device companies?

CMS Open Payments shows $41 in general payments to Robert Colby from 1 company from 2025 to 2025. The largest total came from Boston Scientific Corporation.

How long has Robert Colby been practicing?

Robert Colby graduated from medical school in 2024, 2 years ago.

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