Dr. Ellen Marie Jansyn, MD
- Medicare services, 2023
- 234
- Part D claims, 2024
- 392
- Hospital affiliations
- 2
- Industry payments
- $451
- Medical group
- 1
- Practice address
- 100 Michigan St NE, Grand Rapids, MI 49503
- Practice phone
- Call (616) 391-1774
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Jansyn's professional email, personal email and mobile number
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Dr. Ellen Marie Jansyn is a cardiologist in Grand Rapids, Michigan
Dr. Jansyn practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health.
Dr. Jansyn's NPI, 1417902008, was assigned on May 23, 2006. Dr. Jansyn graduated from Loyola University of Chicago, Stritch School of Medicine in 1981. Dr. Jansyn holds Michigan license 4301091388.
- NPI
- 1417902008NPI Registry (opens in a new tab)
- NPI enumeration date
- May 23, 2006
- NPI status
- Active
- Practice phone
- (616) 391-1774
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 71
- Medical school graduation
- 1981
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Ellen Marie Jansyn practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan
Dr. Jansyn's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth, at 100 Michigan St NE, Grand Rapids, MI 49503 in Kent County. The practice phone is (616) 391-1774.
- Corewell Health Grand Rapids Hospitals - Butterworth100 Michigan St NE, Grand Rapids, MI 49503 · Kent CountyPhone(616) 391-1774
Source: Dmand AI Affiliation Data
Dr. Ellen Marie Jansyn is affiliated with 2 sites of care and 1 medical group
Dr. Jansyn's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health. Dr. Jansyn is also affiliated with Holland Hospital. Dmand AI also links Dr. Jansyn to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ellen Marie Jansyn's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Jansyn practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health Grand Rapids Hospitals - Butterworth | 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. Ellen Marie Jansyn is one of 768 cardiologists in Michigan
Cardiovascular disease is Dr. Jansyn's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Jansyn is licensed in Michigan.
Specialties and state licenses
- Cardiovascular disease, MichiganPrimary
Cardiologists near Dr. Jansyn
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. Ellen Marie Jansyn billed Medicare for 234 services in 2023
CMS data shows 234 Medicare services from Dr. Jansyn across 7 procedure codes in 2023. Medicare paid $12,584 for them.
Dr. Jansyn's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Tests and treatments
- 2022: 7422023: 11784%
- Office and hospital visits
- 2022: 2532023: 11754%
- Imaging
- 2022: 332023: 0100%
- Other services
- 2022: 652023: 0100%
Where Dr. Jansyn's Medicare services took place, 2023
- In an office21491%
- In a facility209%
Dr. Jansyn compared with the Michigan median for cardiologists, 2023
- Dr. Jansyn
- Michigan median
- Medicare services
- 234vs 1,43584% below
- Part D claims
- 292vs 1,56281% below
Medians across 749 cardiologists in Michigan with Dmand AI profiles that report each measure.
Dr. Jansyn's most billed Medicare procedure codes, 2023
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. Jansyn and other cardiologists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ellen Marie Jansyn's patients have a median age of 68
Across all payers, Dmand AI patient panel data puts Dr. Jansyn's median patient age at 68, with 46% women.
Dr. Jansyn's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women46%
- Men54%
Source: Dmand AI Patient Panel Data
Dr. Ellen Marie Jansyn wrote 392 Medicare Part D claims in 2024
In 2024, Dr. Jansyn wrote 392 Medicare Part D claims for 209 patients. 69% of them were for generic drugs. CMS names the drug for 292 of them, across 11 drugs with 11 or more claims each, at $117,982 in total drug cost. In 2023, CMS named 3,221 claims across 33 drugs.
Dr. Jansyn's Part D claims by kind of drug, 2024
- Generic270 claims69%
- Brand-name122 claims31%
Dr. Jansyn'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: 3,2212024: 29291%
Drugs named by CMS: 11 in 2024, 33 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
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Dr. Ellen Marie Jansyn received $451 in industry payments from 2016 to 2020
CMS Open Payments shows 19 general payments to Dr. Jansyn from 11 drug and device companies from 2016 to 2020. Food and beverage make up the largest share, 100% of the total. Abbott Laboratories paid the most, $158.
General payments to Dr. Jansyn by program year, 2016 to 2020
Companies that paid Dr. Jansyn the most, 2016 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ellen Marie Jansyn graduated from Loyola University of Chicago, Stritch School of Medicine
Dr. Jansyn graduated from Loyola University of Chicago, Stritch School of Medicine in 1981.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ellen Marie Jansyn'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 Data |
| 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) |
| 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. Ellen Marie Jansyn
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What is Dr. Ellen Marie Jansyn's NPI number?
Dr. Ellen Marie Jansyn's NPI number is 1417902008. It was assigned on May 23, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Ellen Marie Jansyn?
Dr. Ellen Marie Jansyn is a cardiologist in Grand Rapids, Michigan. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Ellen Marie Jansyn practice?
Dr. Jansyn practices at 100 Michigan St NE, Grand Rapids, MI 49503. Dr. Jansyn's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health. Dmand AI also links Dr. Jansyn to 1 medical group.
What is Dr. Ellen Marie Jansyn's office phone number?
The practice phone on file for Dr. Jansyn is (616) 391-1774.
What is Dr. Ellen Marie Jansyn's medical license number?
Dr. Jansyn holds Michigan license 4301091388.
Which hospitals is Dr. Ellen Marie Jansyn affiliated with?
Dr. Jansyn practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan. Dr. Jansyn is also affiliated with Holland Hospital.
Does Dr. Ellen Marie Jansyn accept Medicare?
Yes. CMS data shows Dr. Jansyn billed Medicare for 234 services in 2023.
What services does Dr. Ellen Marie Jansyn bill to Medicare?
In 2023, Dr. Jansyn's most billed Medicare services were office visit, established patient (99214), heart test or procedure (93306) and heart test or procedure (93000).
Where did Dr. Ellen Marie Jansyn go to medical school?
Dr. Jansyn graduated from Loyola University of Chicago, Stritch School of Medicine in 1981.
What drugs does Dr. Ellen Marie Jansyn prescribe most?
In 2024 Medicare Part D data, Dr. Jansyn's most prescribed drugs by claims were Eliquis, Metoprolol Succinate and Xarelto.
Has Dr. Ellen Marie Jansyn received payments from drug or device companies?
CMS Open Payments shows $451 in general payments to Dr. Jansyn from 11 companies from 2016 to 2020. The largest total came from Abbott Laboratories.
How long has Dr. Ellen Marie Jansyn been practicing?
Dr. Jansyn graduated from medical school in 1981, 45 years ago.
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