Dr. Mathias A. Kolleck II, MD
- Medicare services, 2024
- 1,009
- Medicare patients, 2024
- 326
- Part D claims, 2024
- 572
- MIPS score, 2024
- 87
- Hospital affiliations
- 1
- Practice address
- 600 Mary St, Evansville, IN 47747
- Practice phone
- Call (812) 450-3324
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Deaconess Midtown Hospital - Outpatient Therapy
Multi-Specialty Rehab Clinic · Evansville, Indiana
Find Dr. Kolleck'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. Mathias A. Kolleck II is a hospitalist in Evansville, Indiana
Dr. Kolleck practices at Deaconess Midtown Hospital - Outpatient Therapy in Evansville, Indiana.
Dr. Kolleck's NPI, 1720013378, was assigned on July 12, 2006. Dr. Kolleck graduated from University of Cincinnati College of Medicine in 1997. Dr. Kolleck holds Indiana license 01052471A.
- NPI
- 1720013378NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5496886848
- NPI enumeration date
- July 12, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (812) 450-3324
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mathias A. Kolleck II practices at Deaconess Midtown Hospital - Outpatient Therapy in Evansville, Indiana
Dr. Kolleck's primary practice is Deaconess Midtown Hospital - Outpatient Therapy, at 600 Mary St, Evansville, IN 47747. The practice phone is (812) 450-3324.
- Deaconess Midtown Hospital - Outpatient Therapy600 Mary St, Evansville, IN 47747Phone(812) 450-3324
Source: Dmand AI Affiliation Data
Dr. Mathias A. Kolleck II is affiliated with 3 sites of care and 1 medical group
Dr. Kolleck's primary practice is Deaconess Midtown Hospital - Outpatient Therapy in Evansville, Indiana. Dr. Kolleck is also affiliated with Deaconess Midtown Hospital. The medical group on file is Deaconess Health System. Dmand AI also links Dr. Kolleck to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mathias A. Kolleck II's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kolleck practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Deaconess Midtown Hospital - Outpatient Therapy | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mathias A. Kolleck II is one of 462 hospitalists in Indiana
Hospitalist is Dr. Kolleck's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Kolleck is licensed in Indiana.
Specialties and state licenses
- Hospitalist, IndianaPrimary
Hospitalists near Dr. Kolleck
Counts of hospitalists 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. Mathias A. Kolleck II billed Medicare for 1,009 services in 2024
CMS data shows 1,009 Medicare services from Dr. Kolleck across 6 procedure codes in 2024, for 326 Medicare patients. Medicare paid $68,935 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Kolleck's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 9932024: 1,0092%
Dr. Kolleck compared with the Indiana median for hospitalists, 2024
- Dr. Kolleck
- Indiana median
- Medicare services
- 1,009vs 56080% above
- Medicare patients
- 326vs 27718% above
- Part D claims
- 307vs 1232.5 times
Medians across 446 hospitalists in Indiana with Dmand AI profiles that report each measure.
Dr. Kolleck'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. Mathias A. Kolleck II treated 326 Medicare patients in 2024, average age 75
CMS counts 326 Medicare patients who saw Dr. Kolleck in 2024. The largest group is 65 to 74, with 128 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 24% are also on Medicaid. Their average risk score is 2.12, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Kolleck's median patient age at 75, with 55% women.
Dr. Kolleck's Medicare patients by age, 2024
Dr. Kolleck's Medicare patients by sex, 2024
- Women17855%
- Men14845%
Chronic conditions among Dr. Kolleck's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis66%
- Anxiety54%
- Chronic kidney disease53%
- Diabetes51%
- Mood disorders51%
- Depression49%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kolleck'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
- Women55%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mathias A. Kolleck II wrote 572 Medicare Part D claims in 2024
In 2024, Dr. Kolleck wrote 572 Medicare Part D claims for 182 patients. 80% of them were for generic drugs. CMS names the drug for 307 of them, across 13 drugs with 11 or more claims each, at $22,338 in total drug cost. In 2023, CMS named 560 claims across 24 drugs.
Dr. Kolleck's Part D claims by kind of drug, 2024
- Generic457 claims80%
- Brand-name90 claims16%
- Other25 claims4%
Dr. Kolleck'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. Kolleck's Part D claims, 2024
- Opioids4%22 of 572 claims
- Antibiotics11%62 of 572 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: 5602024: 30745%
Drugs named by CMS: 13 in 2024, 24 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. Mathias A. Kolleck II scored 87 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Dr. Kolleck for performance year 2024, reported as part of a group. Dr. Kolleck accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Kolleck's MIPS scores, performance year 2024
- 87of 100Final score
- 82.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 72of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Mathias A. Kolleck II received $2,223 in industry payments from 2016 to 2025
CMS Open Payments shows 120 general payments to Dr. Kolleck from 20 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $505.
General payments to Dr. Kolleck by program year, 2016 to 2025
Companies that paid Dr. Kolleck the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mathias A. Kolleck II graduated from University of Cincinnati College of Medicine
Dr. Kolleck graduated from University of Cincinnati College of Medicine in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mathias A. Kolleck II'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 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (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. Mathias A. Kolleck II
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. Mathias A. Kolleck II's NPI number?
Dr. Mathias A. Kolleck II's NPI number is 1720013378. It was assigned on July 12, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mathias A. Kolleck II?
Dr. Mathias A. Kolleck II is a hospitalist in Evansville, Indiana. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Mathias A. Kolleck II practice?
Dr. Kolleck practices at 600 Mary St, Evansville, IN 47747. Dr. Kolleck's primary practice is Deaconess Midtown Hospital - Outpatient Therapy in Evansville, Indiana. Dmand AI also links Dr. Kolleck to 1 group practice or clinic.
What is Dr. Mathias A. Kolleck II's office phone number?
The practice phone on file for Dr. Kolleck is (812) 450-3324.
What is Dr. Mathias A. Kolleck II's medical license number?
Dr. Kolleck holds Indiana license 01052471A.
Which hospitals is Dr. Mathias A. Kolleck II affiliated with?
Dr. Kolleck is affiliated with Deaconess Midtown Hospital.
What medical group is Dr. Mathias A. Kolleck II part of?
Dr. Kolleck is linked to Deaconess Health System.
Does Dr. Mathias A. Kolleck II accept Medicare?
Yes. CMS data shows Dr. Kolleck billed Medicare for 1,009 services in 2024, and Dr. Kolleck accepts Medicare assignment.
What is Dr. Mathias A. Kolleck II's MIPS score?
Dr. Kolleck's MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.
How many Medicare patients does Dr. Mathias A. Kolleck II see?
CMS counts 326 Medicare patients who saw Dr. Kolleck in 2024, with an average age of 75.
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What services does Dr. Mathias A. Kolleck II bill to Medicare?
In 2024, Dr. Kolleck's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99238) and hospital inpatient care (99233).
Where did Dr. Mathias A. Kolleck II go to medical school?
Dr. Kolleck graduated from University of Cincinnati College of Medicine in 1997.
What drugs does Dr. Mathias A. Kolleck II prescribe most?
In 2024 Medicare Part D data, Dr. Kolleck's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Eliquis.
Has Dr. Mathias A. Kolleck II received payments from drug or device companies?
CMS Open Payments shows $2,223 in general payments to Dr. Kolleck from 20 companies from 2016 to 2025. The largest total came from Pfizer Inc.
How long has Dr. Mathias A. Kolleck II been practicing?
Dr. Kolleck graduated from medical school in 1997, 29 years ago.
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