Matthew S. Sager, MD
Psychiatry Physician · Madison, WI
Matthew S. Sager, MD is a psychiatry physician with a practice address in Madison, Wisconsin, and NPI 1215912936, issued on Dec 15, 2005. Check the license (Wisconsin 49162-20, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Matthew S. Sager
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 49162-20 WI
Self-reported in NPPES; status is on the state search - Practice location
- 700 S Park St, Madison, WI 53715
- Phone
- (608) 251-6100
- Enumerated
- Dec 15, 2005
- Record last updated
- Dec 3, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (608) 259-5371
- Medicaid ID
- 1215912936 WI
- Medicare enrollment
- Enrolled (PECOS I20060927000380); accepts Medicare assignment
- Medical or professional school
- University Of Wisconsin School Of Medicine, 2001
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 929 in Wisconsin → Look up another NPI →
Also registered at 700 S Park St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Matthew S. Sager in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 49162-20Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
70% fewer Medicare Part D claims than the average psychiatry physician in 2024
299 Medicare Part D claims for 45 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium17 claims
- Lorazepam17 claims
- Levothyroxine Sodium12 claims
- Quetiapine Fumarate12 claims
- Pantoprazole Sodium11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Jefferson CountyJefferson, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Matthew S. Sager among 929 psychiatry physician records in Wisconsin
Matthew S. Sager, MD is one of 929 psychiatry physician records with a practice address in Wisconsin. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 94% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileYes · 47% of these records are
- Graduated2001 · median 2005 among the 439 with a school on file
- Record last updated2020 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
232 psychiatry physician records list a practice address in Madison
They are 232 of the 15,014 NPPES records with a practice address in Madison, and 929 psychiatry physician records in Wisconsin.
All 929 in Wisconsin → Every provider in Madison → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Lisa Baker, PH.D.Madison, WI 537151821044033
- Brian Berendes, M.D.Madison, WI 537151366487332
- Ritu Bhatnagar, M.D.Madison, WI 537151265477236
- Graham Cody, M.D.Madison, WI 537151649247412
- Erin Curtis, M.D.Madison, WI 537151881645554
- David Kasuboski, MDMadison, WI 537151790753176
- Jeremy Peacock, M.D.Madison, WI 537151265481931
- Constance Philipps, MDMadison, WI 537151386612257
Common questions
What is Matthew S. Sager, MD's NPI number?
Matthew S. Sager, MD's National Provider Identifier (NPI) is 1215912936, issued on Dec 15, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Matthew S. Sager, MD located?
The NPPES record lists a practice address at 700 S Park St, Madison, WI, 53715. Phone: (608) 251-6100. Providers update this record themselves, so call before visiting.
How can I verify Matthew S. Sager, MD's license?
NPPES lists Wisconsin license number 49162-20, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Matthew S. Sager, MD prescribe under Medicare Part D?
In 2024, Matthew S. Sager, MD had 299 Medicare Part D claims for 45 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.