Dr. Marc L. Tenzer, MD
- Medicare services, 2024
- 4,147
- Medicare patients, 2024
- 1,655
- Part D claims, 2024
- 7,463
- MIPS score, 2024
- 90
- Hospital affiliations
- 2
- Practice address
- 355 Ridge Ave, Evanston, IL 60202
- Practice phone
- Call (847) 316-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Presence St. Francis Hospital- Evanston
Evanston, Illinois
Find Dr. Tenzer'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. Marc L. Tenzer is a cardiologist in Evanston, Illinois
Dr. Tenzer practices at Presence St. Francis Hospital- Evanston in Evanston, Illinois.
Dr. Tenzer's NPI, 1518927185, was assigned on March 27, 2006. Dr. Tenzer graduated from Chicago College of Medicine and Surgery in 1982. Dr. Tenzer holds Illinois license 036069030.
- NPI
- 1518927185NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6608902572
- NPI enumeration date
- March 27, 2006
- NPI status
- Active
- Practice phone
- (847) 316-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 70
- Medical school graduation
- 1982
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Marc L. Tenzer practices at Presence St. Francis Hospital- Evanston in Evanston, Illinois
Dr. Tenzer's primary practice is Presence St. Francis Hospital- Evanston, at 355 Ridge Ave, Evanston, IL 60202 in Cook County. The practice phone is (847) 316-4000.
- Presence St. Francis Hospital- Evanston355 Ridge Ave, Evanston, IL 60202 · Cook CountyPhone(847) 316-4000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Marc L. Tenzer is affiliated with 4 sites of care and 1 medical group
Dr. Tenzer's primary practice is Presence St. Francis Hospital- Evanston in Evanston, Illinois. Dr. Tenzer is also affiliated with Saint Francis Hospital - Evanston. The medical group on file is Prime Healthcare Illinois Medical Group. Dmand AI also links Dr. Tenzer to 1 more hospital and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Marc L. Tenzer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Tenzer practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Presence St. Francis Hospital- Evanston | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Marc L. Tenzer is one of 908 cardiologists in Illinois
Cardiovascular disease is Dr. Tenzer's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dmand AI has Dr. Tenzer's licenses on file in 2 states: Illinois and California.
Specialties and state licenses
- Cardiovascular disease, IllinoisPrimary
- California license
Cardiologists near Dr. Tenzer
Counts of cardiologists 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. Marc L. Tenzer billed Medicare for 4,147 services in 2024
CMS data shows 4,147 Medicare services from Dr. Tenzer across 15 procedure codes in 2024, for 1,655 Medicare patients. Medicare paid $202,961 for them.
Dr. Tenzer's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 2,0802024: 2,53622%
- Office and hospital visits
- 2023: 1,5432024: 1,4645%
- Other services
- 2023: 2042024: 14728%
- Imaging
- 2023: 182024: 0100%
Where Dr. Tenzer's Medicare services took place, 2024
- In an office2,50460%
- In a facility1,64340%
Dr. Tenzer compared with the Illinois median for cardiologists, 2024
- Dr. Tenzer
- Illinois median
- Medicare services
- 4,147vs 1,9362.1 times
- Medicare patients
- 1,655vs 1,02362% above
- Part D claims
- 7,203vs 1,5024.8 times
Medians across 906 cardiologists in Illinois with Dmand AI profiles that report each measure.
Dr. Tenzer'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.
Need commercial claims for Dr. Tenzer?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Tenzer and other cardiologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Marc L. Tenzer treated 1,655 Medicare patients in 2024, average age 79
CMS counts 1,655 Medicare patients who saw Dr. Tenzer in 2024. The largest group is 75 to 84, with 607 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 20% are also on Medicaid. Their average risk score is 1.85, 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. Tenzer's median patient age at 78, with 45% women.
Dr. Tenzer's Medicare patients by age, 2024
Dr. Tenzer's Medicare patients by sex, 2024
- Women94257%
- Men71343%
Chronic conditions among Dr. Tenzer's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis55%
- Ischemic heart disease55%
- Heart failure54%
- Atrial fibrillation43%
- Diabetes42%
- Chronic kidney disease34%
Share of Medicare patients with each condition. A patient can have several.
Dr. Tenzer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 78
Patient panel by sex, all payers
- Women45%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Marc L. Tenzer wrote 7,463 Medicare Part D claims in 2024
In 2024, Dr. Tenzer wrote 7,463 Medicare Part D claims for 894 patients. 83% of them were for generic drugs. CMS names the drug for 7,203 of them, across 54 drugs with 11 or more claims each, at $1,630,174 in total drug cost. In 2023, CMS named 5,587 claims across 50 drugs.
Dr. Tenzer's Part D claims by kind of drug, 2024
- Generic6,217 claims83%
- Brand-name and other1,246 claims17%
Dr. Tenzer'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 5,5872024: 7,20329%
Drugs named by CMS: 54 in 2024, 50 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. Marc L. Tenzer scored 90 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 90 out of 100 for Dr. Tenzer for performance year 2024, reported as part of a group.
Dr. Tenzer's MIPS scores, performance year 2024
- 90of 100Final score
- 72.6of 100Quality
- 98of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Marc L. Tenzer received $15,882 in industry payments from 2016 to 2025
CMS Open Payments shows 710 general payments to Dr. Tenzer from 50 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Novartis Pharmaceuticals Corporation paid the most, $1,568.
General payments to Dr. Tenzer by program year, 2016 to 2025
General payments to Dr. Tenzer by kind, 2016 to 2025
- Food and beverage$15,64799%
- Education$2351%
Companies that paid Dr. Tenzer the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Marc L. Tenzer graduated from Chicago College of Medicine and Surgery
Dr. Tenzer graduated from Chicago College of Medicine and Surgery in 1982.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Marc L. Tenzer'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 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 | Clinician Public Reporting: Overall MIPS Performance (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. Marc L. Tenzer
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. Marc L. Tenzer's NPI number?
Dr. Marc L. Tenzer's NPI number is 1518927185. It was assigned on March 27, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Marc L. Tenzer?
Dr. Marc L. Tenzer is a cardiologist in Evanston, Illinois. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Marc L. Tenzer practice?
Dr. Tenzer practices at 355 Ridge Ave, Evanston, IL 60202. Dr. Tenzer's primary practice is Presence St. Francis Hospital- Evanston in Evanston, Illinois. Dmand AI also links Dr. Tenzer to 1 hospital and 1 group practice or clinic.
What is Dr. Marc L. Tenzer's office phone number?
The practice phone on file for Dr. Tenzer is (847) 316-4000.
What is Dr. Marc L. Tenzer's medical license number?
Dr. Tenzer holds Illinois license 036069030, one of the licenses on file in 2 states.
Which states has Dr. Marc L. Tenzer been licensed in?
Dmand AI has state licenses on file for Dr. Tenzer in Illinois and California.
Which hospitals is Dr. Marc L. Tenzer affiliated with?
Dr. Tenzer is affiliated with Saint Francis Hospital - Evanston. Dmand AI links Dr. Tenzer to 1 more hospital.
What medical group is Dr. Marc L. Tenzer part of?
Dr. Tenzer is linked to Prime Healthcare Illinois Medical Group.
Does Dr. Marc L. Tenzer accept Medicare?
Yes. CMS data shows Dr. Tenzer billed Medicare for 4,147 services in 2024.
What is Dr. Marc L. Tenzer's MIPS score?
Dr. Tenzer's MIPS final score for performance year 2024 is 90 out of 100, reported as part of a group.
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How many Medicare patients does Dr. Marc L. Tenzer see?
CMS counts 1,655 Medicare patients who saw Dr. Tenzer in 2024, with an average age of 79.
What services does Dr. Marc L. Tenzer bill to Medicare?
In 2024, Dr. Tenzer's most billed Medicare services were heart test or procedure (93000), office visit, established patient (99214) and heart test or procedure (93010).
Where did Dr. Marc L. Tenzer go to medical school?
Dr. Tenzer graduated from Chicago College of Medicine and Surgery in 1982.
What drugs does Dr. Marc L. Tenzer prescribe most?
In 2024 Medicare Part D data, Dr. Tenzer's most prescribed drugs by claims were Atorvastatin Calcium, Metoprolol Succinate and Amlodipine Besylate.
Has Dr. Marc L. Tenzer received payments from drug or device companies?
CMS Open Payments shows $15,882 in general payments to Dr. Tenzer from 50 companies from 2016 to 2025. The largest total came from Novartis Pharmaceuticals Corporation.
How long has Dr. Marc L. Tenzer been practicing?
Dr. Tenzer graduated from medical school in 1982, 44 years ago.
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