Dr. Michael A. Grouws, MD
- Medicare services, 2020
- 224
- Part D claims, 2021
- 179
- Hospital affiliations
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 701 Park Avenue, Minneapolis, MN 55415
- Practice phone
- Call (612) 873-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Grouws' professional email, personal email and mobile number
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Dr. Michael A. Grouws is an internist in Minneapolis, Minnesota
Dr. Grouws practices at Hennepin County Medical Center in Minneapolis, Minnesota, part of Hennepin County.
Dr. Grouws' NPI, 1114014560, was assigned on October 6, 2006. Dr. Grouws holds Minnesota license 38189.
- NPI
- 1114014560NPI Registry (opens in a new tab)
- NPI enumeration date
- October 6, 2006
- NPI status
- Active
- Practice phone
- (612) 873-3000
- 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 A. Grouws practices at Hennepin County Medical Center in Minneapolis, Minnesota
Dr. Grouws' primary practice is Hennepin County Medical Center, at 701 Park Avenue, Minneapolis, MN 55415 in Hennepin County. The practice phone is (612) 873-3000.
- Hennepin County Medical Center701 Park Avenue, Minneapolis, MN 55415 · Hennepin CountyPhone(612) 873-3000
Source: Dmand AI Affiliation Data
Dr. Michael A. Grouws is affiliated with 1 site of care
Dr. Grouws' primary practice is Hennepin County Medical Center in Minneapolis, Minnesota, part of Hennepin County.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Michael A. Grouws' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grouws practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hennepin 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 Hennepin County and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Michael A. Grouws is one of 2,322 internists in Minnesota
Internal medicine is Dr. Grouws' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Grouws is licensed in Minnesota.
Specialties and state licenses
- Internal medicine, MinnesotaPrimary
Internists near Dr. Grouws
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 A. Grouws billed Medicare for 224 services in 2020
CMS data shows 224 Medicare services from Dr. Grouws across 7 procedure codes in 2020. Medicare paid $7,546 for them. Every service was in an office.
Dr. Grouws' Medicare services by type, 2019 to 2020
- 2019
- 2020
- Office and hospital visits
- 2019: 2492020: 8466%
- Surgery
- 2019: 1282020: 5954%
- Lab and pathology
- 2019: 1132020: 5849%
- Other services
- 2019: 922020: 2375%
- Tests and treatments
- 2019: 472020: 0100%
Dr. Grouws compared with the Minnesota median for internists, 2020
- Dr. Grouws
- Minnesota median
- Medicare services
- 224vs 33633% below
- Part D claims
- 179vs 14424% above
Medians across 2,238 internists in Minnesota with Dmand AI profiles that report each measure.
Dr. Grouws' most billed Medicare procedure codes, 2020
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Grouws and other internists in Minnesota.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Michael A. Grouws' patients have a median age of 56
Across all payers, Dmand AI patient panel data puts Dr. Grouws' median patient age at 56, with 37% women.
Dr. Grouws' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women37%
- Men63%
Source: Dmand AI Patient Panel Data
Dr. Michael A. Grouws wrote 179 Medicare Part D claims in 2021
In 2021, Dr. Grouws wrote 179 Medicare Part D claims. They cover 8 drugs, with $2,868 in total drug cost. In 2020, CMS named 2,431 claims across 74 drugs.
Dr. Grouws' most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 2,4312021: 17993%
Drugs named by CMS: 8 in 2021, 74 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Sources for Dr. Michael A. Grouws'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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) |
| 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 A. Grouws
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 A. Grouws' NPI number?
Dr. Michael A. Grouws' NPI number is 1114014560. It was assigned on October 6, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael A. Grouws?
Dr. Michael A. Grouws is an internist in Minneapolis, Minnesota. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Michael A. Grouws practice?
Dr. Grouws practices at 701 Park Avenue, Minneapolis, MN 55415. Dr. Grouws' primary practice is Hennepin County Medical Center in Minneapolis, Minnesota, part of Hennepin County.
What is Dr. Michael A. Grouws' office phone number?
The practice phone on file for Dr. Grouws is (612) 873-3000.
What is Dr. Michael A. Grouws' medical license number?
Dr. Grouws holds Minnesota license 38189.
Which hospitals is Dr. Michael A. Grouws affiliated with?
Dr. Grouws practices at Hennepin County Medical Center in Minneapolis, Minnesota.
Does Dr. Michael A. Grouws accept Medicare?
Yes. CMS data shows Dr. Grouws billed Medicare for 224 services in 2020.
What services does Dr. Michael A. Grouws bill to Medicare?
In 2020, Dr. Grouws' most billed Medicare services were surgery: heart and blood vessels (36415), office visit, established patient (99214) and office visit, established patient (99213).
What drugs does Dr. Michael A. Grouws prescribe most?
In 2021 Medicare Part D data, Dr. Grouws' most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Lisinopril.
How long has Dr. Michael A. Grouws been practicing?
Dr. Grouws' NPI was assigned in 2006.
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