Dr. Steven Mather Kotsonis, MD
- Medicare services, 2019
- 128
- Part D claims, 2020
- 213
- Industry payments
- $3,578
- Affiliated sites
- 1
- State license
- 1
- Practice address
- 1109 Cecelia Drive, Pewaukee, WI 53072
- Practice phone
- Call (262) 373-6733
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
FAITHFUL PHYSICIAN SERVICES LLC
Physician office · Pewaukee, Wisconsin
Find Dr. Kotsonis' 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. Steven Mather Kotsonis is a general practice physician in Wisconsin
Dr. Kotsonis practices at FAITHFUL PHYSICIAN SERVICES LLC in Pewaukee, Wisconsin.
Dr. Kotsonis' NPI, 1306017991, was assigned on March 21, 2008. Dr. Kotsonis holds Wisconsin license 53437-20.
- NPI
- 1306017991NPI Registry (opens in a new tab)
- NPI enumeration date
- March 21, 2008
- NPI status
- Active
- Practice phone
- (262) 373-6733
- 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. Steven Mather Kotsonis practices at FAITHFUL PHYSICIAN SERVICES LLC in Pewaukee, Wisconsin
Dr. Kotsonis' primary practice is FAITHFUL PHYSICIAN SERVICES LLC, at 1109 Cecelia Drive, Pewaukee, WI 53072. The practice phone is (262) 373-6733.
- FAITHFUL PHYSICIAN SERVICES LLC1109 Cecelia Drive, Pewaukee, WI 53072Phone(262) 373-6733
Source: Dmand AI Affiliation Data
Dr. Steven Mather Kotsonis is affiliated with 1 site of care
Dr. Kotsonis' primary practice is FAITHFUL PHYSICIAN SERVICES LLC in Pewaukee, Wisconsin.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Steven Mather Kotsonis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kotsonis practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| FAITHFUL PHYSICIAN SERVICES LLC | 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Steven Mather Kotsonis is one of 64 general practice physicians in Wisconsin
General practice is Dr. Kotsonis' primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Kotsonis is licensed in Wisconsin.
Specialties and state licenses
- General practice, WisconsinPrimary
General practice physicians near Dr. Kotsonis
Counts of general practice physicians 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. Steven Mather Kotsonis billed Medicare for 128 services in 2019
CMS data shows 128 Medicare services from Dr. Kotsonis across 3 procedure codes in 2019. Medicare paid $12,240 for them. Every service was in an office.
Dr. Kotsonis' Medicare services by type, 2018 to 2019
- 2018
- 2019
- Office and hospital visits
- 2018: 1,0502019: 12888%
Dr. Kotsonis compared with the Wisconsin median for general practice physicians, 2019
- Dr. Kotsonis
- Wisconsin median
- Medicare services
- 128vs 14310% below
- Part D claims
- 213vs 713.0 times
Medians across 63 general practice physicians in Wisconsin with Dmand AI profiles that report each measure.
Dr. Kotsonis' most billed Medicare procedure codes, 2019
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Kotsonis?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kotsonis and other general practice physicians in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Steven Mather Kotsonis' patients have a median age of 81
Across all payers, Dmand AI patient panel data puts Dr. Kotsonis' median patient age at 81, with 71% women.
Dr. Kotsonis' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 81
Patient panel by sex, all payers
- Women71%
- Men29%
Source: Dmand AI Patient Panel Data
Dr. Steven Mather Kotsonis wrote 213 Medicare Part D claims in 2020
In 2020, Dr. Kotsonis wrote 213 Medicare Part D claims. Every claim was for a generic drug. They cover 12 drugs, with $2,107 in total drug cost. In 2019, CMS named 1,688 claims across 53 drugs.
Dr. Kotsonis' most prescribed drugs by claims, 2020
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, 2019 to 2020
- 2019
- 2020
- Claims for drugs CMS names
- 2019: 1,6882020: 21387%
Drugs named by CMS: 12 in 2020, 53 in 2019.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Steven Mather Kotsonis received $3,578 in industry payments from 2016 to 2017
CMS Open Payments shows 247 general payments to Dr. Kotsonis from 29 drug and device companies from 2016 to 2017. Food and beverage make up the largest share, 90% of the total. Takeda Pharmaceuticals U.S.A., Inc. paid the most, $398.
General payments to Dr. Kotsonis by program year, 2016 to 2017
General payments to Dr. Kotsonis by kind, 2016 to 2017
- Food and beverage$3,23090%
- Consulting fees$2758%
- Education$431%
- Speaker and faculty fees$301%
Companies that paid Dr. Kotsonis the most, 2016 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Steven Mather Kotsonis'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 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) |
| 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. Steven Mather Kotsonis
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. Steven Mather Kotsonis' NPI number?
Dr. Steven Mather Kotsonis' NPI number is 1306017991. It was assigned on March 21, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Steven Mather Kotsonis?
Dr. Steven Mather Kotsonis is a general practice physician in Wisconsin. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Steven Mather Kotsonis practice?
Dr. Kotsonis practices at 1109 Cecelia Drive, Pewaukee, WI 53072. Dr. Kotsonis' primary practice is FAITHFUL PHYSICIAN SERVICES LLC in Pewaukee, Wisconsin.
What is Dr. Steven Mather Kotsonis' office phone number?
The practice phone on file for Dr. Kotsonis is (262) 373-6733.
What is Dr. Steven Mather Kotsonis' medical license number?
Dr. Kotsonis holds Wisconsin license 53437-20.
Does Dr. Steven Mather Kotsonis accept Medicare?
Yes. CMS data shows Dr. Kotsonis billed Medicare for 128 services in 2019.
What services does Dr. Steven Mather Kotsonis bill to Medicare?
In 2019, Dr. Kotsonis' most billed Medicare services were medical service (99336), medical service (99335) and medical service (99327).
What drugs does Dr. Steven Mather Kotsonis prescribe most?
In 2020 Medicare Part D data, Dr. Kotsonis' most prescribed drugs by claims were Furosemide, Levothyroxine Sodium and Atorvastatin Calcium.
Has Dr. Steven Mather Kotsonis received payments from drug or device companies?
CMS Open Payments shows $3,578 in general payments to Dr. Kotsonis from 29 companies from 2016 to 2017. The largest total came from Takeda Pharmaceuticals U.S.A., Inc.
How long has Dr. Steven Mather Kotsonis been practicing?
Dr. Kotsonis' NPI was assigned in 2008.
Selling to general practice practices?
See general practice physicians in Wisconsin by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card