Dr. Spencer George Martens, MD
- Medicare services, 2024
- 72
- Medicare patients, 2024
- 205
- Part D claims, 2024
- 21
- Hospital affiliations
- 5
- Industry payments
- $806
- Practice address
- 2900 W Oklahoma Ave, Milwaukee, WI 53215
- Practice phone
- Call (414) 649-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Martens' professional email, personal email and mobile number
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Dr. Spencer George Martens is a diagnostic radiologist in Milwaukee, Wisconsin
Dr. Martens practices at Aurora St. Luke's Medical Center in Milwaukee, Wisconsin, part of Advocate Health.
Dr. Martens' NPI, 1487213484, was assigned on June 12, 2019. Dr. Martens holds Illinois license 036163712.
- NPI
- 1487213484NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527396860
- NPI enumeration date
- June 12, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (414) 649-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Spencer George Martens practices at Aurora St. Luke's Medical Center in Milwaukee, Wisconsin
Dr. Martens' primary practice is Aurora St. Luke's Medical Center, at 2900 W Oklahoma Ave, Milwaukee, WI 53215 in Milwaukee County. The practice phone is (414) 649-6000.
- Aurora St. Luke's Medical Center2900 W Oklahoma Ave, Milwaukee, WI 53215 · Milwaukee CountyPhone(414) 649-6000
Source: Dmand AI Affiliation Data
Dr. Spencer George Martens is affiliated with 6 sites of care and 3 medical groups
Dr. Martens' primary practice is Aurora St. Luke's Medical Center in Milwaukee, Wisconsin, part of Advocate Health. Dr. Martens is also affiliated with Aurora West Allis Medical Center. The medical group on file is Aurora Medical Group. Dmand AI also links Dr. Martens to 3 more hospitals, 2 medical groups and 1 therapy and rehab clinic, 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. Spencer George Martens' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Martens practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Aurora St. Luke's Medical Center | Available with a free account |
| +5 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Spencer George Martens is one of 782 diagnostic radiologists in Wisconsin
Diagnostic radiology is Dr. Martens' primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dmand AI has Dr. Martens' licenses on file in 2 states: Illinois and Florida.
Specialties and state licenses
- Diagnostic radiology, IllinoisPrimary
- Student in an organized health care education/training program, Florida
Diagnostic radiologists near Dr. Martens
Counts of diagnostic radiologists 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. Spencer George Martens billed Medicare for 72 services in 2024
CMS data shows 72 Medicare services from Dr. Martens across 2 procedure codes in 2024, for 205 Medicare patients. Medicare paid $1,990 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Martens compared with the Wisconsin median for diagnostic radiologists, 2024
- Dr. Martens
- Wisconsin median
- Medicare services
- 72vs 1,83696% below
- Medicare patients
- 205vs 1,41486% below
Medians across 758 diagnostic radiologists in Wisconsin with Dmand AI profiles that report each measure.
Dr. Martens' 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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Martens and other diagnostic radiologists in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Spencer George Martens treated 205 Medicare patients in 2024, average age 72
CMS counts 205 Medicare patients who saw Dr. Martens in 2024. The largest group is 65 to 74, with 75 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 33% are also on Medicaid. Their average risk score is 1.79, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Martens' median patient age at 69, with 51% women.
Dr. Martens' Medicare patients by age, 2024
Dr. Martens' Medicare patients by sex, 2024
- Women12460%
- Men8140%
Chronic conditions among Dr. Martens' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis61%
- Diabetes39%
- Mood disorders36%
- Anxiety35%
- Depression35%
- Chronic kidney disease34%
Share of Medicare patients with each condition. A patient can have several.
Dr. Martens' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women51%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Spencer George Martens wrote 21 Medicare Part D claims in 2024
In 2024, Dr. Martens wrote 21 Medicare Part D claims. 100% of them were for generic drugs.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Spencer George Martens takes part in Medicare
Dr. Martens accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Spencer George Martens received $806 in industry payments from 2021 to 2025
CMS Open Payments shows 17 general payments to Dr. Martens from 8 drug and device companies from 2021 to 2025. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $304.
General payments to Dr. Martens by program year, 2021 to 2025
Companies that paid Dr. Martens the most, 2021 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Spencer George Martens'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 (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) |
| 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. Spencer George Martens
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. Spencer George Martens' NPI number?
Dr. Spencer George Martens' NPI number is 1487213484. It was assigned on June 12, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Spencer George Martens?
Dr. Spencer George Martens is a diagnostic radiologist in Milwaukee, Wisconsin. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Spencer George Martens practice?
Dr. Martens practices at 2900 W Oklahoma Ave, Milwaukee, WI 53215. Dr. Martens' primary practice is Aurora St. Luke's Medical Center in Milwaukee, Wisconsin, part of Advocate Health. Dmand AI also links Dr. Martens to 3 hospitals, 2 medical groups and 1 therapy and rehab clinic.
What is Dr. Spencer George Martens' office phone number?
The practice phone on file for Dr. Martens is (414) 649-6000.
What is Dr. Spencer George Martens' medical license number?
Dr. Martens holds Illinois license 036163712, one of the licenses on file in 2 states.
Which states has Dr. Spencer George Martens been licensed in?
Dmand AI has state licenses on file for Dr. Martens in Illinois and Florida.
Which hospitals is Dr. Spencer George Martens affiliated with?
Dr. Martens practices at Aurora St. Luke's Medical Center in Milwaukee, Wisconsin. Dr. Martens is also affiliated with Aurora West Allis Medical Center. Dmand AI links Dr. Martens to 3 more hospitals.
What medical group is Dr. Spencer George Martens part of?
Dr. Martens is linked to Aurora Medical Group. Dmand AI links Dr. Martens to 2 more medical groups.
Does Dr. Spencer George Martens accept Medicare?
Yes. CMS data shows Dr. Martens billed Medicare for 72 services in 2024, and Dr. Martens accepts Medicare assignment.
How many Medicare patients does Dr. Spencer George Martens see?
CMS counts 205 Medicare patients who saw Dr. Martens in 2024, with an average age of 72.
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What services does Dr. Spencer George Martens bill to Medicare?
In 2024, Dr. Martens' most billed Medicare services were diagnostic imaging (71045) and diagnostic imaging (74177).
Has Dr. Spencer George Martens received payments from drug or device companies?
CMS Open Payments shows $806 in general payments to Dr. Martens from 8 companies from 2021 to 2025. The largest total came from Boston Scientific Corporation.
How long has Dr. Spencer George Martens been practicing?
Dr. Martens graduated from medical school in 2019, 7 years ago.
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