Dr. Matthew S. Sager, MD
- Medicare services, 2020
- 825
- Part D claims, 2024
- 299
- Industry payments
- $171
- Medical groups
- 2
- State license
- 1
- Practice address
- 1541 Annex Rd, Jefferson, WI 53549
- Practice phone
- Call (920) 674-3105
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Jefferson County
Jefferson, Wisconsin
Find Dr. Sager'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. Matthew S. Sager is a psychiatrist in Jefferson, Wisconsin
Dr. Sager practices at Jefferson County in Jefferson, Wisconsin.
Dr. Sager's NPI, 1215912936, was assigned on December 15, 2005. Dr. Sager graduated from University of Wisconsin School of Medicine in 2001. Dr. Sager holds Wisconsin license 49162-20.
- NPI
- 1215912936NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5092766907
- NPI enumeration date
- December 15, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (920) 674-3105
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Matthew S. Sager practices at Jefferson County in Jefferson, Wisconsin
Dr. Sager's primary practice is Jefferson County, at 1541 Annex Rd, Jefferson, WI 53549 in Jefferson County. The practice phone is (920) 674-3105.
- Jefferson County1541 Annex Rd, Jefferson, WI 53549 · Jefferson CountyPhone(920) 674-3105
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Matthew S. Sager is affiliated with 1 site of care and 2 medical groups
Dr. Sager's primary practice is Jefferson County in Jefferson, Wisconsin. The medical group on file is Jefferson County Human Services Mental Health Clinic. Dmand AI also links Dr. Sager to 1 more medical group, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Matthew S. Sager's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sager practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Jefferson County | Available with a free account |
| +1 medical group | 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. Matthew S. Sager is one of 688 psychiatrists in Wisconsin
Psychiatry is Dr. Sager's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Sager is licensed in Wisconsin.
Specialties and state licenses
- Psychiatry, WisconsinPrimary
Psychiatrists near Dr. Sager
Counts of psychiatrists 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. Matthew S. Sager billed Medicare for 825 services in 2020
CMS data shows 825 Medicare services from Dr. Sager across 7 procedure codes in 2020. Medicare paid $57,357 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Sager's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Tests and treatments
- 2019: 6142020: 42331%
- Office and hospital visits
- 2019: 5752020: 40230%
Dr. Sager compared with the Wisconsin median for psychiatrists, 2020
- Dr. Sager
- Wisconsin median
- Medicare services
- 825vs 1286.4 times
- Part D claims
- 69vs 23270% below
Medians across 753 psychiatrists in Wisconsin with Dmand AI profiles that report each measure.
Dr. Sager's 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.
Need commercial claims for Dr. Sager?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Sager and other psychiatrists in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Matthew S. Sager's patients have a median age of 39
Across all payers, Dmand AI patient panel data puts Dr. Sager's median patient age at 39, with 35% women.
Dr. Sager's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 39
Patient panel by sex, all payers
- Women35%
- Men65%
Source: Dmand AI Patient Panel Data
Dr. Matthew S. Sager wrote 299 Medicare Part D claims in 2024
In 2024, Dr. Sager wrote 299 Medicare Part D claims for 45 patients. 87% of them were for generic drugs. CMS names the drug for 69 of them, across 5 drugs with 11 or more claims each, at $1,106 in total drug cost. In 2023, CMS named 108 claims across 7 drugs.
Dr. Sager's Part D claims by kind of drug, 2024
- Generic261 claims87%
- Brand-name and other38 claims13%
Dr. Sager'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. Sager's Part D claims, 2024
- Antipsychotics, patients 65 and over12%35 of 299 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: 1082024: 6936%
Drugs named by CMS: 5 in 2024, 7 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. Matthew S. Sager offers telehealth to Medicare patients
Dr. Sager accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Sager as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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. Matthew S. Sager received $171 in industry payments from 2018 to 2020
CMS Open Payments shows 5 general payments to Dr. Sager from 2 drug and device companies from 2018 to 2020. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $125.
General payments to Dr. Sager by program year, 2018 to 2020
Companies that paid Dr. Sager the most, 2018 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Matthew S. Sager graduated from University of Wisconsin School of Medicine
Dr. Sager graduated from University of Wisconsin School of Medicine in 2001.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Matthew S. Sager'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 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)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) |
| 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. Matthew S. Sager
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. Matthew S. Sager's NPI number?
Dr. Matthew S. Sager's NPI number is 1215912936. It was assigned on December 15, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Matthew S. Sager?
Dr. Matthew S. Sager is a psychiatrist in Jefferson, Wisconsin. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Matthew S. Sager practice?
Dr. Sager practices at 1541 Annex Rd, Jefferson, WI 53549. Dr. Sager's primary practice is Jefferson County in Jefferson, Wisconsin. Dmand AI also links Dr. Sager to 1 medical group.
What is Dr. Matthew S. Sager's office phone number?
The practice phone on file for Dr. Sager is (920) 674-3105.
What is Dr. Matthew S. Sager's medical license number?
Dr. Sager holds Wisconsin license 49162-20.
What medical group is Dr. Matthew S. Sager part of?
Dr. Sager is linked to Jefferson County Human Services Mental Health Clinic. Dmand AI links Dr. Sager to 1 more medical group.
Does Dr. Matthew S. Sager accept Medicare?
Yes. CMS data shows Dr. Sager billed Medicare for 825 services in 2020, and Dr. Sager accepts Medicare assignment.
Does Dr. Matthew S. Sager offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Sager as offering telehealth services.
What services does Dr. Matthew S. Sager bill to Medicare?
In 2020, Dr. Sager's most billed Medicare services were psychiatric service (90833), hospital inpatient care (99233) and psychiatric service (90870).
Where did Dr. Matthew S. Sager go to medical school?
Dr. Sager graduated from University of Wisconsin School of Medicine in 2001.
Show 3 more questionsShow fewer questions
What drugs does Dr. Matthew S. Sager prescribe most?
In 2024 Medicare Part D data, Dr. Sager's most prescribed drugs by claims were Atorvastatin Calcium, Lorazepam and Levothyroxine Sodium.
Has Dr. Matthew S. Sager received payments from drug or device companies?
CMS Open Payments shows $171 in general payments to Dr. Sager from 2 companies from 2018 to 2020. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Matthew S. Sager been practicing?
Dr. Sager graduated from medical school in 2001, 25 years ago.
Selling to psychiatry practices?
See psychiatrists 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