Dr. Stephen Glenn Sievers, MD
- Medicare services, 2021
- 990
- Part D claims, 2022
- 212
- Industry payments
- $2,357
- Affiliated sites
- 2
- Medical groups
- 2
- Practice address
- 5650 N Green Bay Ave Suite 210 Suite 210, Glendale, WI 53209-4447
- Practice phone
- Call (414) 259-8917
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Milwaukee Nephrologists - Primary Care - Glendale
Primary care practice · Glendale, Wisconsin
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Dr. Stephen Glenn Sievers is a nephrologist in Milwaukee, Wisconsin
Dr. Sievers practices at Milwaukee Nephrologists - Primary Care - Glendale in Glendale, Wisconsin.
Dr. Sievers' NPI, 1174597488, was assigned on February 14, 2006. Dr. Sievers graduated from Medical College of Wisconsin in 1984. Dr. Sievers holds Wisconsin license 27084.
- NPI
- 1174597488NPI Registry (opens in a new tab)
- NPI enumeration date
- February 14, 2006
- NPI status
- Active
- Practice phone
- (414) 259-8917
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Stephen Glenn Sievers practices in Glendale and Milwaukee
Dr. Sievers' primary practice is Milwaukee Nephrologists - Primary Care - Glendale, at 5650 N Green Bay Ave Suite 210 Suite 210, Glendale, WI 53209-4447. The practice phone is (414) 259-8917. The NPI Registry lists Dr. Sievers' practice address as 2323 N Lake Dr, Milwaukee, WI 53211.
- Milwaukee Nephrologists - Primary Care - GlendalePrimary5650 N Green Bay Ave Suite 210 Suite 210, Glendale, WI 53209-4447Phone(414) 259-8917
- NPI Registry address2323 N Lake Dr, Milwaukee, WI 53211 · Milwaukee CountyPhone(414) 431-5971
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Stephen Glenn Sievers is affiliated with 2 sites of care and 2 medical groups
Dr. Sievers' primary practice is Milwaukee Nephrologists - Primary Care - Glendale in Glendale, Wisconsin. The medical group on file is Ascension Columbia St. Mary's Hospital - Milwaukee Campus. Dmand AI also links Dr. Sievers to 1 more group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Stephen Glenn Sievers' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sievers practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Milwaukee Nephrologists - Primary Care - Glendale | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Stephen Glenn Sievers is one of 168 nephrologists in Wisconsin
Nephrology is Dr. Sievers' primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Sievers is licensed in Wisconsin.
Specialties and state licenses
- Nephrology, WisconsinPrimary
Nephrologists near Dr. Sievers
Counts of nephrologists 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. Stephen Glenn Sievers billed Medicare for 990 services in 2021
CMS data shows 990 Medicare services from Dr. Sievers across 11 procedure codes in 2021. Medicare paid $113,735 for them.
Dr. Sievers' Medicare services by type, 2020 to 2021
- 2020
- 2021
- Office and hospital visits
- 2020: 1,1262021: 66641%
- Tests and treatments
- 2020: 4272021: 32424%
Where Dr. Sievers' Medicare services took place, 2021
- In an office48249%
- In a facility50851%
Dr. Sievers compared with the Wisconsin median for nephrologists, 2021
- Dr. Sievers
- Wisconsin median
- Medicare services
- 990vs 67746% above
- Part D claims
- 212vs 65167% below
Medians across 167 nephrologists in Wisconsin with Dmand AI profiles that report each measure.
Dr. Sievers' most billed Medicare procedure codes, 2021
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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Sievers and other nephrologists in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Stephen Glenn Sievers' patients have a median age of 76
Across all payers, Dmand AI patient panel data puts Dr. Sievers' median patient age at 76, with 0% women.
Dr. Sievers' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Dr. Stephen Glenn Sievers wrote 212 Medicare Part D claims in 2022
In 2022, Dr. Sievers wrote 212 Medicare Part D claims. They cover 13 drugs, with $8,273 in total drug cost. In 2021, CMS named 682 claims across 24 drugs.
Dr. Sievers' most prescribed drugs by claims, 2022
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, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 6822022: 21269%
Drugs named by CMS: 13 in 2022, 24 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Stephen Glenn Sievers received $2,357 in industry payments from 2016 to 2021
CMS Open Payments shows 128 general payments to Dr. Sievers from 19 drug and device companies from 2016 to 2021. Food and beverage make up the largest share, 100% of the total. Relypsa, Inc. paid the most, $527.
General payments to Dr. Sievers by program year, 2016 to 2021
General payments to Dr. Sievers by kind, 2016 to 2021
- Food and beverage$2,345100%
- Education$120%
Companies that paid Dr. Sievers the most, 2016 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Stephen Glenn Sievers graduated from Medical College of Wisconsin
Dr. Sievers graduated from Medical College of Wisconsin in 1984.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Stephen Glenn Sievers'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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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) |
| 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. Stephen Glenn Sievers
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What is Dr. Stephen Glenn Sievers' NPI number?
Dr. Stephen Glenn Sievers' NPI number is 1174597488. It was assigned on February 14, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Stephen Glenn Sievers?
Dr. Stephen Glenn Sievers is a nephrologist in Milwaukee, Wisconsin. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Stephen Glenn Sievers practice?
Dr. Sievers practices at 5650 N Green Bay Ave Suite 210 Suite 210, Glendale, WI 53209-4447. Dr. Sievers also practices at 2323 N Lake Dr, Milwaukee, WI 53211. Dr. Sievers' primary practice is Milwaukee Nephrologists - Primary Care - Glendale in Glendale, Wisconsin. Dmand AI also links Dr. Sievers to 1 group practice or clinic and 1 medical group.
What is Dr. Stephen Glenn Sievers' office phone number?
The practice phone on file for Dr. Sievers is (414) 259-8917.
What is Dr. Stephen Glenn Sievers' medical license number?
Dr. Sievers holds Wisconsin license 27084.
What medical group is Dr. Stephen Glenn Sievers part of?
Dr. Sievers is linked to Ascension Columbia St. Mary's Hospital - Milwaukee Campus. Dmand AI links Dr. Sievers to 1 more medical group.
Does Dr. Stephen Glenn Sievers accept Medicare?
Yes. CMS data shows Dr. Sievers billed Medicare for 990 services in 2021.
What services does Dr. Stephen Glenn Sievers bill to Medicare?
In 2021, Dr. Sievers' most billed Medicare services were hospital inpatient care (99232), office visit, established patient (99214) and dialysis (90960).
Where did Dr. Stephen Glenn Sievers go to medical school?
Dr. Sievers graduated from Medical College of Wisconsin in 1984.
What drugs does Dr. Stephen Glenn Sievers prescribe most?
In 2022 Medicare Part D data, Dr. Sievers' most prescribed drugs by claims were Sevelamer Carbonate, Doxazosin Mesylate and Amlodipine Besylate.
Has Dr. Stephen Glenn Sievers received payments from drug or device companies?
CMS Open Payments shows $2,357 in general payments to Dr. Sievers from 19 companies from 2016 to 2021. The largest total came from Relypsa, Inc.
How long has Dr. Stephen Glenn Sievers been practicing?
Dr. Sievers graduated from medical school in 1984, 42 years ago.
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