Internists in Waterloo, IA
- Internists
- 46
- Linked to a hospital or group
- 31
- Hospitals with an internist
- 16
- Medical groups with an internist
- 9
- Practice at a hospital
- 28
There are 46 internists in Waterloo. UnityPoint Clinic has the most, 13, and MercyOne Waterloo Medical Center has the most affiliated internists, 23. 21% finished medical school 30 or more years ago.
Find work emails and mobile numbers for all 46 Waterloo internists
Validated work emails and mobile numbers for Waterloo internists, found through healthcare waterfall enrichment, with a free Dmand AI account.
Waterloo internists, listed A to Z by last name
Each internist on the list has internal medicine as their primary specialty and a Waterloo practice address. The list shows the NPI, and how many hospitals and medical groups each one practices with. A free account names every hospital and group, with validated contacts.
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Showing 1 to 10 of 31 Waterloo internists
The list shows the 31 internists with a public profile. The other 15 are counted in the total and searchable with a free account.
Sources: NPPES NPI Registry (CMS) and Dmand AI Affiliation Data
For health IT teams
Dmand AI has the EHR for 43 of 46 Waterloo internists, at their hospital and their practice. Filter by Epic, Oracle Health, MEDITECH, athenahealth and more, then reach them with validated work emails and mobile numbers.
UnityPoint Clinic has the most internists in Waterloo, with 13
MercyOne Waterloo OB/GYN is second with 12, and UnityPoint Health - Grinnell Regional Medical Center third with 4. Counts are internists with an Iowa address linked to each group.
Sources: Dmand AI Affiliation Data and Dmand AI Org Hierarchy Data
MercyOne Waterloo Medical Center has the most affiliated internists in Waterloo, with 23
UnityPoint Health - Allen Hospital is second with 22, and MercyOne Cedar Falls Medical Center third with 9. Waterloo internists are affiliated with 16 hospitals in all.
See every hospital and group for each Waterloo internist
Each public profile names one place an internist practices. A free account shows all of them, with the employer, the EHR and validated contacts.
Source: Dmand AI Affiliation Data
Most Waterloo internists practice at a hospital: 28 of the 30 with a mapped site
13 also practice at a medical group site, and 7 at hospices. An internist can practice at several kinds of site, so the shares overlap.
Waterloo internists by site of care
- Hospitals28
- Medical group practices13
- Hospices7
- Home health agencies5
- Skilled nursing facilities5
Sources: Dmand AI Affiliation Data and Dmand AI Practice Data
21% of Waterloo internists finished medical school 30 or more years ago
6 of the 28 Waterloo internists with a graduation year on file. 8 graduated in the last 10 years.
Physicians by years since medical school
- Under 10 years ago8
- 10 to 19 years ago9
- 20 to 29 years ago5
- 30 to 39 years ago5
- 40 or more years ago1
Source: Dmand AI Professional Profile Data
Every Waterloo internist profile shows current hospitals and groups, Medicare activity and NPI details
- Primary practiceThe main place they practice, with its type and cityOn every profile
- Every site of careEach hospital, clinic and group where they practice nowWith a free account
- EmployerThe organization they work for, when one is on fileWith a free account
- Medicare servicesServices and procedure codes billed to Medicare, from CMSOn every profile
- Medicare Part D prescribingClaims and drug costs from Part D, from CMSOn every profile
- Industry paymentsPayments from drug and device makers, from CMS Open PaymentsOn every profile
- Publications and clinical trialsResearch papers and trials linked to the NPI, when on fileOn every profile
- Licenses and graduation yearState license numbers and medical school graduation yearOn every profile
- NPI detailsNPI, enumeration date, primary taxonomy and practice addressOn every profile
- Work email and mobile numberFound on request through healthcare waterfall enrichment, then validatedWith a free account
- EHR in useThe EHR at each site where they practiceWith a free account
- Colleagues at each siteThe clinicians they work with at each hospital and groupWith a free account
Free account: 30 days free, self-serve, no credit card.
Sources: NPPES NPI Registry (CMS), Medicare Physician & Other Practitioners (CMS), Open Payments (CMS) and Dmand AI Affiliation Data
Sources for the Waterloo internist directory
| Data on this page | Source |
|---|---|
| HCPs, types and specialties | NPPES NPI Registry (CMS) and Dmand AI Professional Profile Data |
| Sites of care, hospitals and medical groups | Dmand AI Affiliation Data |
| Medical school graduation year | Dmand AI Professional Profile Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
Internists are HCPs whose primary specialty is internal medicine (taxonomy code 207R00000X), with an active NPI and a Waterloo practice address.
FAQ
Frequently asked questions about internists in Waterloo
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
How many internists are in Waterloo?
46 internists have an active NPI, a Waterloo practice address and internal medicine (taxonomy code 207R00000X) as their primary specialty. 31 of them are linked to a hospital or medical group.
Which Waterloo medical groups have the most internists?
UnityPoint Clinic, with 13, followed by MercyOne Waterloo OB/GYN with 12 and UnityPoint Health - Grinnell Regional Medical Center with 4.
Which Waterloo hospitals have the most internists?
MercyOne Waterloo Medical Center, with 23 affiliated internists, followed by UnityPoint Health - Allen Hospital with 22 and MercyOne Cedar Falls Medical Center with 9.
What share of Waterloo internists practice at a hospital?
28 of the 30 Waterloo internists with a mapped site of care, or 93%, have a current hospital affiliation.
What is the taxonomy code for internal medicine?
207R00000X is the NPPES taxonomy code for internal medicine. Sub-specialties with their own code are counted on their own lists.
How can I contact internists in Waterloo?
Dmand AI finds validated work emails, mobile numbers and practice phone numbers for internists in Waterloo through healthcare waterfall enrichment, matched to the site where each one practices now. They are available with a free Dmand AI account: 30 days free, self-serve, no credit card.
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