Dr. John M. Phelan, MD
- Medicare services, 2024
- 2,003
- Medicare patients, 2024
- 1,036
- Part D claims, 2024
- 3,592
- Hospital affiliations
- 5
- Industry payments
- $5,810
- 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. Phelan'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. John M. Phelan is an interventional cardiologist in Madison, Wisconsin
Dr. Phelan practices at SSM Health St. Mary's Hospital - Madison in Madison, Wisconsin, part of SSM Health Care.
Dr. Phelan's NPI, 1144271263, was assigned on May 13, 2006. Dr. Phelan graduated from University of Rochester School of Medicine and Dentistry in 1984. Dr. Phelan holds Wisconsin license 37412-020.
- NPI
- 1144271263NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3577476563
- NPI enumeration date
- May 13, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (608) 251-6100
- 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. John M. Phelan practices at SSM Health St. Mary's Hospital - Madison in Madison, Wisconsin
Dr. Phelan'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. John M. Phelan is affiliated with 6 sites of care and 2 medical groups
Dr. Phelan's primary practice is SSM Health St. Mary's Hospital - Madison in Madison, Wisconsin, part of SSM Health Care. Dr. Phelan 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. Phelan to 3 more hospitals, 1 group practice or clinic and 1 medical group, 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. John M. Phelan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Phelan practices, 6 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 |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John M. Phelan is one of 120 interventional cardiologists in Wisconsin
Interventional cardiology is Dr. Phelan's primary specialty in the NPI Registry, under taxonomy code 207RI0011X. Dr. Phelan is licensed in Wisconsin.
Specialties and state licenses
- Interventional cardiology, WisconsinPrimary
Interventional cardiologists near Dr. Phelan
Counts of interventional 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. John M. Phelan billed Medicare for 2,003 services in 2024
CMS data shows 2,003 Medicare services from Dr. Phelan across 24 procedure codes in 2024, for 1,036 Medicare patients. Medicare paid $155,664 for them.
Dr. Phelan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 7292024: 97333%
- Office and hospital visits
- 2023: 9012024: 77914%
- Surgery
- 2023: 1842024: 22422%
- Lab and pathology
- 2023: 02024: 27
Where Dr. Phelan's Medicare services took place, 2024
- In an office74337%
- In a facility1,26063%
Dr. Phelan compared with the Wisconsin median for interventional cardiologists, 2024
- Dr. Phelan
- Wisconsin median
- Medicare services
- 2,003vs 1,28756% above
- Medicare patients
- 1,036vs 67254% above
- Part D claims
- 3,422vs 1,82088% above
Medians across 120 interventional cardiologists in Wisconsin with Dmand AI profiles that report each measure.
Dr. Phelan'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. Phelan?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Phelan and other interventional cardiologists in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John M. Phelan treated 1,036 Medicare patients in 2024, average age 75
CMS counts 1,036 Medicare patients who saw Dr. Phelan in 2024. The largest group is 75 to 84, with 445 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.46, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Phelan's median patient age at 75, with 47% women.
Dr. Phelan's Medicare patients by age, 2024
Dr. Phelan's Medicare patients by sex, 2024
- Women45444%
- Men58256%
Chronic conditions among Dr. Phelan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease61%
- Atrial fibrillation41%
- Heart failure37%
- Arthritis36%
- Chronic kidney disease31%
- Diabetes31%
Share of Medicare patients with each condition. A patient can have several.
Dr. Phelan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women47%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John M. Phelan wrote 3,592 Medicare Part D claims in 2024
In 2024, Dr. Phelan wrote 3,592 Medicare Part D claims for 641 patients. 87% of them were for generic drugs. CMS names the drug for 3,422 of them, across 39 drugs with 11 or more claims each, at $748,420 in total drug cost. In 2023, CMS named 3,311 claims across 38 drugs.
Dr. Phelan's Part D claims by kind of drug, 2024
- Generic3,112 claims87%
- Brand-name480 claims13%
Dr. Phelan'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. Phelan's Part D claims, 2024
- Antibiotics1%31 of 3,592 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: 3,3112024: 3,4223%
Drugs named by CMS: 39 in 2024, 38 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. John M. Phelan ranks in the 87th percentile for coronary angioplasty and stenting in Medicare
Dr. Phelan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 56 procedures of coronary angioplasty and stenting by Dr. Phelan, more than 87% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Phelan ranks in Medicare procedure volume
- Coronary angioplasty and stenting
- 87th percentile56 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Pacemaker insertion or repair: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. John M. Phelan received $5,810 in industry payments from 2016 to 2025
CMS Open Payments shows 52 general payments to Dr. Phelan from 8 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 58% of the total. Edwards Lifesciences Corporation paid the most, $2,496.
General payments to Dr. Phelan by program year, 2016 to 2025
General payments to Dr. Phelan by kind, 2016 to 2025
- Travel and lodging$3,37858%
- Food and beverage$2,41842%
- Education$140%
Companies that paid Dr. Phelan 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. John M. Phelan graduated from University of Rochester School of Medicine and Dentistry
Dr. Phelan graduated from University of Rochester School of Medicine and Dentistry in 1984.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John M. Phelan'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)Doctors and Clinicians Utilization Data (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. John M. Phelan
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. John M. Phelan's NPI number?
Dr. John M. Phelan's NPI number is 1144271263. It was assigned on May 13, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John M. Phelan?
Dr. John M. Phelan is an interventional cardiologist in Madison, Wisconsin. The primary specialty in the NPI Registry is Interventional Cardiology Physician (taxonomy code 207RI0011X).
Where does Dr. John M. Phelan practice?
Dr. Phelan practices at 700 South Park St, Madison, WI 53715. Dr. Phelan's primary practice is SSM Health St. Mary's Hospital - Madison in Madison, Wisconsin, part of SSM Health Care. Dmand AI also links Dr. Phelan to 3 hospitals, 1 group practice or clinic and 1 medical group.
What is Dr. John M. Phelan's office phone number?
The practice phone on file for Dr. Phelan is (608) 251-6100.
What is Dr. John M. Phelan's medical license number?
Dr. Phelan holds Wisconsin license 37412-020.
Which hospitals is Dr. John M. Phelan affiliated with?
Dr. Phelan practices at SSM Health St. Mary's Hospital - Madison in Madison, Wisconsin. Dr. Phelan is also affiliated with SSM Health St. Clare Hospital - Baraboo. Dmand AI links Dr. Phelan to 3 more hospitals.
What medical group is Dr. John M. Phelan part of?
Dr. Phelan is linked to SSM Health Dean Medical Group. Dmand AI links Dr. Phelan to 1 more medical group.
Does Dr. John M. Phelan accept Medicare?
Yes. CMS data shows Dr. Phelan billed Medicare for 2,003 services in 2024, and Dr. Phelan accepts Medicare assignment.
How many Medicare patients does Dr. John M. Phelan see?
CMS counts 1,036 Medicare patients who saw Dr. Phelan in 2024, with an average age of 75.
What services does Dr. John M. Phelan bill to Medicare?
In 2024, Dr. Phelan's most billed Medicare services were heart test or procedure (93010), office visit, established patient (99214) and office visit, established patient (99213).
Show 4 more questionsShow fewer questions
Where did Dr. John M. Phelan go to medical school?
Dr. Phelan graduated from University of Rochester School of Medicine and Dentistry in 1984.
What drugs does Dr. John M. Phelan prescribe most?
In 2024 Medicare Part D data, Dr. Phelan's most prescribed drugs by claims were Atorvastatin Calcium, Metoprolol Succinate and Clopidogrel.
Has Dr. John M. Phelan received payments from drug or device companies?
CMS Open Payments shows $5,810 in general payments to Dr. Phelan from 8 companies from 2016 to 2025. The largest total came from Edwards Lifesciences Corporation.
How long has Dr. John M. Phelan been practicing?
Dr. Phelan graduated from medical school in 1984, 42 years ago.
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