Dr. Karl F. Brenner, MD
- Medicare services, 2024
- 735
- Medicare patients, 2024
- 268
- Part D claims, 2024
- 9,979
- Hospital affiliations
- 5
- Medical group
- 1
- Practice address
- 24 Frank Lloyd Wright Dr, Ann Arbor, MI 48105
- Practice phone
- Call (734) 995-0303
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
IHA Domino's Farms Primary Care
Ann Arbor, Michigan
Find Dr. Brenner's professional email, personal email and mobile number
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Dr. Karl F. Brenner is an internist in Ann Arbor, Michigan
Dr. Brenner practices at IHA Domino's Farms Primary Care in Ann Arbor, Michigan.
Dr. Brenner's NPI, 1033186770, was assigned on March 1, 2006. Dr. Brenner graduated from University of Michigan Medical School in 1996. Dr. Brenner holds Michigan license 4301067854.
- NPI
- 1033186770NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1153489273
- NPI enumeration date
- March 1, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (734) 995-0303
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Karl F. Brenner practices at IHA Domino's Farms Primary Care in Ann Arbor, Michigan
Dr. Brenner's primary practice is IHA Domino's Farms Primary Care, at 24 Frank Lloyd Wright Dr, Ann Arbor, MI 48105 in Washtenaw County. The practice phone is (734) 995-0303.
- IHA Domino's Farms Primary Care24 Frank Lloyd Wright Dr, Ann Arbor, MI 48105 · Washtenaw CountyPhone(734) 995-0303
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Karl F. Brenner is affiliated with 8 sites of care and 1 medical group
Dr. Brenner's primary practice is IHA Domino's Farms Primary Care in Ann Arbor, Michigan. Dr. Brenner is also affiliated with University Hospital. The medical group on file is Trinity Health IHA Medical Group. Dmand AI also links Dr. Brenner to 4 more hospitals and 2 home health agencies, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Karl F. Brenner's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Brenner practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| IHA Domino's Farms Primary Care | Available with a free account |
| +7 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Karl F. Brenner is one of 4,804 internists in Michigan
Internal medicine is Dr. Brenner's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Brenner is licensed in Michigan.
Specialties and state licenses
- Internal medicine, MichiganPrimary
Internists near Dr. Brenner
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. Karl F. Brenner billed Medicare for 735 services in 2024
CMS data shows 735 Medicare services from Dr. Brenner across 8 procedure codes in 2024, for 268 Medicare patients. Medicare paid $29,584 for them. Every service was in an office.
Dr. Brenner's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6662024: 49126%
- Other services
- 2023: 2122024: 14830%
- Tests and treatments
- 2023: 1672024: 5468%
- Lab and pathology
- 2023: 562024: 4225%
Dr. Brenner compared with the Michigan median for internists, 2024
- Dr. Brenner
- Michigan median
- Medicare services
- 735vs 42374% above
- Medicare patients
- 268vs 15969% above
- Part D claims
- 9,240vs 31429.4 times
Medians across 4,524 internists in Michigan with Dmand AI profiles that report each measure.
Dr. Brenner's most billed Medicare procedure codes, 2024
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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Karl F. Brenner treated 268 Medicare patients in 2024, average age 74
CMS counts 268 Medicare patients who saw Dr. Brenner in 2024. The largest group is 65 to 74, with 129 patients. 69% of them have high blood pressure, and 63% have high cholesterol. 4% are also on Medicaid. Their average risk score is 0.85, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Brenner's median patient age at 64, with 34% women.
Dr. Brenner's Medicare patients by age, 2024
Dr. Brenner's Medicare patients by sex, 2024
- Women8732%
- Men18168%
Chronic conditions among Dr. Brenner's Medicare patients, 2024
- High blood pressure69%
- High cholesterol63%
- Arthritis32%
- Diabetes26%
- Ischemic heart disease22%
- Atrial fibrillation18%
- Chronic kidney disease16%
- Mood disorders14%
Share of Medicare patients with each condition. A patient can have several.
Dr. Brenner's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women34%
- Men66%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Karl F. Brenner wrote 9,979 Medicare Part D claims in 2024
In 2024, Dr. Brenner wrote 9,979 Medicare Part D claims for 779 patients. 88% of them were for generic drugs. CMS names the drug for 9,240 of them, across 133 drugs with 11 or more claims each, at $948,854 in total drug cost. In 2023, CMS named 9,361 claims across 134 drugs.
Dr. Brenner's Part D claims by kind of drug, 2024
- Generic8,763 claims88%
- Brand-name1,147 claims11%
- Other69 claims1%
Dr. Brenner's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Brenner's Part D claims, 2024
- Opioids1%144 of 9,979 claims
- Antibiotics2%180 of 9,979 claims
- Antipsychotics, patients 65 and over0%26 of 9,979 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 9,3612024: 9,2401%
Drugs named by CMS: 133 in 2024, 134 in 2023.
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
Dr. Karl F. Brenner offers telehealth to Medicare patients
Dr. Brenner accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Brenner as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Karl F. Brenner graduated from University of Michigan Medical School
Dr. Brenner graduated from University of Michigan Medical School in 1996.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Karl F. Brenner'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. Karl F. Brenner
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. Karl F. Brenner's NPI number?
Dr. Karl F. Brenner's NPI number is 1033186770. It was assigned on March 1, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Karl F. Brenner?
Dr. Karl F. Brenner is an internist in Ann Arbor, Michigan. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Karl F. Brenner practice?
Dr. Brenner practices at 24 Frank Lloyd Wright Dr, Ann Arbor, MI 48105. Dr. Brenner's primary practice is IHA Domino's Farms Primary Care in Ann Arbor, Michigan. Dmand AI also links Dr. Brenner to 4 hospitals and 2 home health agencies.
What is Dr. Karl F. Brenner's office phone number?
The practice phone on file for Dr. Brenner is (734) 995-0303.
What is Dr. Karl F. Brenner's medical license number?
Dr. Brenner holds Michigan license 4301067854.
Which hospitals is Dr. Karl F. Brenner affiliated with?
Dr. Brenner is affiliated with University Hospital. Dmand AI links Dr. Brenner to 4 more hospitals.
What medical group is Dr. Karl F. Brenner part of?
Dr. Brenner is linked to Trinity Health IHA Medical Group.
Does Dr. Karl F. Brenner accept Medicare?
Yes. CMS data shows Dr. Brenner billed Medicare for 735 services in 2024, and Dr. Brenner accepts Medicare assignment.
Does Dr. Karl F. Brenner offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Brenner as offering telehealth services.
How many Medicare patients does Dr. Karl F. Brenner see?
CMS counts 268 Medicare patients who saw Dr. Brenner in 2024, with an average age of 74.
Show 4 more questionsShow fewer questions
What services does Dr. Karl F. Brenner bill to Medicare?
In 2024, Dr. Brenner's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and medicare service (G0439).
Where did Dr. Karl F. Brenner go to medical school?
Dr. Brenner graduated from University of Michigan Medical School in 1996.
What drugs does Dr. Karl F. Brenner prescribe most?
In 2024 Medicare Part D data, Dr. Brenner's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Lisinopril.
How long has Dr. Karl F. Brenner been practicing?
Dr. Brenner graduated from medical school in 1996, 30 years ago.
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