Dr. Michael Chamberlain Sauer, MD
- Part D claims, 2024
- 76
- Hospital affiliations
- 1
- Industry payments
- $609
- State license
- 1
- Year NPI issued
- 2021
- Practice address
- 800 11th St, Charles City, IA 50616
- Practice phone
- Call (641) 228-6830
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Sauer's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Michael Chamberlain Sauer is an internist in Charles City, Iowa
Dr. Sauer practices at Floyd County Medical Center in Charles City, Iowa, part of Floyd County Medical Center.
Dr. Sauer's NPI, 1073186128, was assigned on July 16, 2021. Dr. Sauer holds Iowa license R-12198.
- NPI
- 1073186128NPI Registry (opens in a new tab)
- NPI enumeration date
- July 16, 2021
- NPI status
- Active
- Practice phone
- (641) 228-6830
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Michael Chamberlain Sauer practices at Floyd County Medical Center in Charles City, Iowa
Dr. Sauer's primary practice is Floyd County Medical Center, at 800 11th St, Charles City, IA 50616 in Floyd County. The practice phone is (641) 228-6830.
- Floyd County Medical Center800 11th St, Charles City, IA 50616 · Floyd CountyPhone(641) 228-6830
Source: Dmand AI Affiliation Data
Dr. Michael Chamberlain Sauer is affiliated with 1 site of care
Dr. Sauer's primary practice is Floyd County Medical Center in Charles City, Iowa, part of Floyd County Medical Center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Michael Chamberlain Sauer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sauer practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Floyd County Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Floyd County Medical Center and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Michael Chamberlain Sauer is one of 726 internists in Iowa
Internal medicine is Dr. Sauer's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Sauer is licensed in Iowa.
Specialties and state licenses
- Internal medicine, IowaPrimary
Internists near Dr. Sauer
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Michael Chamberlain Sauer's patients have a median age of 71
Across all payers, Dmand AI patient panel data puts Dr. Sauer's median patient age at 71, with 27% women.
Dr. Sauer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women27%
- Men73%
Source: Dmand AI Patient Panel Data
Dr. Michael Chamberlain Sauer wrote 76 Medicare Part D claims in 2024
In 2024, Dr. Sauer wrote 76 Medicare Part D claims for 23 patients. 87% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $400 in total drug cost.
Dr. Sauer's Part D claims by kind of drug, 2024
- Generic66 claims87%
- Brand-name and other10 claims13%
Dr. Sauer's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Michael Chamberlain Sauer received $609 in industry payments from 2023 to 2025
CMS Open Payments shows 11 general payments to Dr. Sauer from 6 drug and device companies from 2023 to 2025. Food and beverage make up the largest share, 84% of the total. Abbott Laboratories paid the most, $223.
General payments to Dr. Sauer by program year, 2023 to 2025
General payments to Dr. Sauer by kind, 2023 to 2025
- Food and beverage$51284%
- Education$9616%
Companies that paid Dr. Sauer the most, 2023 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Michael Chamberlain Sauer's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Michael Chamberlain Sauer
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Michael Chamberlain Sauer's NPI number?
Dr. Michael Chamberlain Sauer's NPI number is 1073186128. It was assigned on July 16, 2021, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael Chamberlain Sauer?
Dr. Michael Chamberlain Sauer is an internist in Charles City, Iowa. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Michael Chamberlain Sauer practice?
Dr. Sauer practices at 800 11th St, Charles City, IA 50616. Dr. Sauer's primary practice is Floyd County Medical Center in Charles City, Iowa, part of Floyd County Medical Center.
What is Dr. Michael Chamberlain Sauer's office phone number?
The practice phone on file for Dr. Sauer is (641) 228-6830.
What is Dr. Michael Chamberlain Sauer's medical license number?
Dr. Sauer holds Iowa license R-12198.
Which hospitals is Dr. Michael Chamberlain Sauer affiliated with?
Dr. Sauer practices at Floyd County Medical Center in Charles City, Iowa.
What drugs does Dr. Michael Chamberlain Sauer prescribe most?
In 2023 Medicare Part D data, Dr. Sauer's most prescribed drugs by claims were Amiodarone HCl.
Has Dr. Michael Chamberlain Sauer received payments from drug or device companies?
CMS Open Payments shows $609 in general payments to Dr. Sauer from 6 companies from 2023 to 2025. The largest total came from Abbott Laboratories.
How long has Dr. Michael Chamberlain Sauer been practicing?
Dr. Sauer's NPI was assigned in 2021.
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