Dr. Mary Ann A. Werz, MD
- Medicare services, 2024
- 800
- Medicare patients, 2024
- 402
- Part D claims, 2024
- 2,709
- Hospital affiliations
- 5
- Medical group
- 1
- Practice address
- 700 South Park St, Madison, WI 53715
- Practice phone
- Call (608) 251-6100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Werz'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. Mary Ann A. Werz is a neurologist in Madison, Wisconsin
Dr. Werz practices at SSM Health St. Mary's Hospital - Madison in Madison, Wisconsin, part of SSM Health Care.
Dr. Werz's NPI, 1750303798, was assigned on July 25, 2006. Dr. Werz graduated from University of Michigan Medical School in 1987. Dr. Werz holds Wisconsin license 66714-020.
- NPI
- 1750303798NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8022118835
- NPI enumeration date
- July 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (608) 251-6100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 65
- Medical school graduation
- 1987
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mary Ann A. Werz practices at SSM Health St. Mary's Hospital - Madison in Madison, Wisconsin
Dr. Werz's primary practice is SSM Health St. Mary's Hospital - Madison, at 700 South Park St, Madison, WI 53715 in Dane County. The practice phone is (608) 251-6100.
- SSM Health St. Mary's Hospital - Madison700 South Park St, Madison, WI 53715 · Dane CountyPhone(608) 251-6100
Source: Dmand AI Affiliation Data
Dr. Mary Ann A. Werz is affiliated with 5 sites of care and 1 medical group
Dr. Werz's primary practice is SSM Health St. Mary's Hospital - Madison in Madison, Wisconsin, part of SSM Health Care. Dr. Werz is also affiliated with SSM Health St. Clare Hospital - Baraboo. The medical group on file is SSM Health Dean Medical Group. Dmand AI also links Dr. Werz to 3 more hospitals, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mary Ann A. Werz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Werz practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| SSM Health St. Mary's Hospital - Madison | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mary Ann A. Werz is one of 330 neurologists in Wisconsin
Neurology is Dr. Werz's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Werz is licensed in Wisconsin.
Specialties and state licenses
- Neurology, WisconsinPrimary
Neurologists near Dr. Werz
Counts of neurologists 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. Mary Ann A. Werz billed Medicare for 800 services in 2024
CMS data shows 800 Medicare services from Dr. Werz across 15 procedure codes in 2024, for 402 Medicare patients. Medicare paid $54,037 for them.
Dr. Werz's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4392024: 37714%
- Other services
- 2023: 492024: 217343%
- Surgery
- 2023: 1322024: 1246%
- Tests and treatments
- 2023: 502024: 8264%
Where Dr. Werz's Medicare services took place, 2024
- In an office73492%
- In a facility668%
Dr. Werz compared with the Wisconsin median for neurologists, 2024
- Dr. Werz
- Wisconsin median
- Medicare services
- 800vs 2493.2 times
- Medicare patients
- 402vs 1642.5 times
- Part D claims
- 2,544vs 5564.6 times
Medians across 332 neurologists in Wisconsin with Dmand AI profiles that report each measure.
Dr. Werz'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. Mary Ann A. Werz treated 402 Medicare patients in 2024, average age 72
CMS counts 402 Medicare patients who saw Dr. Werz in 2024. The largest group is 65 to 74, with 180 patients. 75% of them have high cholesterol, and 67% have high blood pressure. 21% are also on Medicaid. Their average risk score is 1.43, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Werz's median patient age at 71, with 61% women.
Dr. Werz's Medicare patients by age, 2024
Dr. Werz's Medicare patients by sex, 2024
- Women20651%
- Men19649%
Chronic conditions among Dr. Werz's Medicare patients, 2024
- High cholesterol75%
- High blood pressure67%
- Arthritis36%
- Stroke or TIA31%
- Mood disorders30%
- Depression28%
- Anxiety27%
- Atrial fibrillation26%
Share of Medicare patients with each condition. A patient can have several.
Dr. Werz's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women61%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mary Ann A. Werz wrote 2,709 Medicare Part D claims in 2024
In 2024, Dr. Werz wrote 2,709 Medicare Part D claims for 401 patients. 93% of them were for generic drugs. CMS names the drug for 2,544 of them, across 43 drugs with 11 or more claims each, at $296,715 in total drug cost. In 2023, CMS named 2,674 claims across 44 drugs.
Dr. Werz's Part D claims by kind of drug, 2024
- Generic2,523 claims93%
- Brand-name and other186 claims7%
Dr. Werz'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. Werz's Part D claims, 2024
- Antipsychotics, patients 65 and over1%24 of 2,709 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: 2,6742024: 2,5445%
Drugs named by CMS: 43 in 2024, 44 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. Mary Ann A. Werz offers telehealth to Medicare patients
Dr. Werz accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Werz as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Mary Ann A. Werz graduated from University of Michigan Medical School
Dr. Werz graduated from University of Michigan Medical School in 1987.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mary Ann A. Werz'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) |
| 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. Mary Ann A. Werz
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. Mary Ann A. Werz's NPI number?
Dr. Mary Ann A. Werz's NPI number is 1750303798. It was assigned on July 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mary Ann A. Werz?
Dr. Mary Ann A. Werz is a neurologist in Madison, Wisconsin. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Mary Ann A. Werz practice?
Dr. Werz practices at 700 South Park St, Madison, WI 53715. Dr. Werz's primary practice is SSM Health St. Mary's Hospital - Madison in Madison, Wisconsin, part of SSM Health Care. Dmand AI also links Dr. Werz to 3 hospitals.
What is Dr. Mary Ann A. Werz's office phone number?
The practice phone on file for Dr. Werz is (608) 251-6100.
What is Dr. Mary Ann A. Werz's medical license number?
Dr. Werz holds Wisconsin license 66714-020.
Which hospitals is Dr. Mary Ann A. Werz affiliated with?
Dr. Werz practices at SSM Health St. Mary's Hospital - Madison in Madison, Wisconsin. Dr. Werz is also affiliated with SSM Health St. Clare Hospital - Baraboo. Dmand AI links Dr. Werz to 3 more hospitals.
What medical group is Dr. Mary Ann A. Werz part of?
Dr. Werz is linked to SSM Health Dean Medical Group.
Does Dr. Mary Ann A. Werz accept Medicare?
Yes. CMS data shows Dr. Werz billed Medicare for 800 services in 2024, and Dr. Werz accepts Medicare assignment.
Does Dr. Mary Ann A. Werz offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Werz as offering telehealth services.
How many Medicare patients does Dr. Mary Ann A. Werz see?
CMS counts 402 Medicare patients who saw Dr. Werz in 2024, with an average age of 72.
Show 4 more questionsShow fewer questions
What services does Dr. Mary Ann A. Werz bill to Medicare?
In 2024, Dr. Werz's most billed Medicare services were medicare service (G2211), surgery: heart and blood vessels (36415) and office visit, established patient (99215).
Where did Dr. Mary Ann A. Werz go to medical school?
Dr. Werz graduated from University of Michigan Medical School in 1987.
What drugs does Dr. Mary Ann A. Werz prescribe most?
In 2024 Medicare Part D data, Dr. Werz's most prescribed drugs by claims were Levetiracetam ER, Carbidopa-Levodopa and Levetiracetam.
How long has Dr. Mary Ann A. Werz been practicing?
Dr. Werz graduated from medical school in 1987, 39 years ago.
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