Dr. Joseph P. McMahon, MD

  • Prairie Du Sac, WI
  • Pulmonologist
NPI1841266889
Medicare services, 2024
409
Medicare patients, 2024
174
Part D claims, 2024
436
MIPS score, 2024
87
Hospital affiliations
1
Practice address
260 26th Street, Prairie Du Sac, WI 53578
Practice phone
Call (608) 643-3311
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Sauk Prairie Hospital

Hospital · Prairie Du Sac, Wisconsin

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Dr. Joseph P. McMahon is a pulmonologist in Prairie Du Sac, Wisconsin

Dr. McMahon practices at Sauk Prairie Hospital in Prairie Du Sac, Wisconsin, part of Sauk Prairie Healthcare.

Dr. McMahon's NPI, 1841266889, was assigned on February 28, 2006. Dr. McMahon graduated from Indiana University School of Medicine in 1990. Dr. McMahon holds Wisconsin license 43309.

NPI and contact details
NPI enumeration date
February 28, 2006
NPI status
Active
Practice phone
(608) 643-3311
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
62
Medical school graduation
1990

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data

Dr. Joseph P. McMahon practices at Sauk Prairie Hospital in Prairie Du Sac, Wisconsin

Dr. McMahon's primary practice is Sauk Prairie Hospital, at 260 26th Street, Prairie Du Sac, WI 53578 in Sauk County. The practice phone is (608) 643-3311.

Source: Dmand AI Affiliation Data

Dr. Joseph P. McMahon is affiliated with 1 site of care and 2 medical groups

Dr. McMahon's primary practice is Sauk Prairie Hospital in Prairie Du Sac, Wisconsin, part of Sauk Prairie Healthcare. The medical group on file is UW Health. Dmand AI also links Dr. McMahon to 1 more medical group, named with a free account.

See all 3 affiliations for Dr. McMahon

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Joseph P. McMahon's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. McMahon practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Sauk Prairie HospitalAvailable with a free account
+1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Joseph P. McMahon is one of 239 pulmonologists in Wisconsin

Pulmonary disease is Dr. McMahon's primary specialty in the NPI Registry, under taxonomy code 207RP1001X. Dr. McMahon is licensed in Wisconsin.

Specialties and state licenses

  • Pulmonary disease, WisconsinPrimaryLicense 43309 · taxonomy 207RP1001X

Pulmonologists near Dr. McMahon

Counts of pulmonologists 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. Joseph P. McMahon billed Medicare for 409 services in 2024

CMS data shows 409 Medicare services from Dr. McMahon across 12 procedure codes in 2024, for 174 Medicare patients. Medicare paid $19,473 for them.

Medicare services, 2024409
Medicare patients174
Paid by Medicare$19,473
Procedure codes12

Dr. McMahon's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Tests and treatments
2023: 4112024: 23742%
Office and hospital visits
2023: 1852024: 13527%
Other services
2023: 352024: 2237%
Surgery
2023: 02024: 15

Where Dr. McMahon's Medicare services took place, 2024

  • In an office35988%
  • In a facility5012%

Dr. McMahon compared with the Wisconsin median for pulmonologists, 2024

  • Dr. McMahon
  • Wisconsin median
Medicare services
409vs 50018% below
Medicare patients
174vs 22322% below
Part D claims
321vs 55242% below

Medians across 247 pulmonologists in Wisconsin with Dmand AI profiles that report each measure.

Dr. McMahon'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.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Joseph P. McMahon treated 174 Medicare patients in 2024, average age 74

CMS counts 174 Medicare patients who saw Dr. McMahon in 2024. The largest group is 65 to 74, with 73 patients. 75% of them have high blood pressure, and 66% have high cholesterol. 18% are also on Medicaid. Their average risk score is 1.88, 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. McMahon's median patient age at 66, with 62% women.

Medicare patients, 2024174
Average age74
Average risk score1.88
Also on Medicaid18%

Dr. McMahon's Medicare patients by age, 2024

Dr. McMahon's Medicare patients by sex, 2024

  • Women9756%
  • Men7744%

Chronic conditions among Dr. McMahon's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol66%
  3. COPD52%
  4. Anxiety40%
  5. Arthritis37%
  6. Diabetes36%
  7. Atrial fibrillation34%
  8. Mood disorders34%

Share of Medicare patients with each condition. A patient can have several.

Dr. McMahon's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 66

Patient panel by sex, all payers

  • Women62%
  • Men38%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Joseph P. McMahon wrote 436 Medicare Part D claims in 2024

In 2024, Dr. McMahon wrote 436 Medicare Part D claims for 84 patients. 52% of them were for generic drugs. CMS names the drug for 321 of them, across 14 drugs with 11 or more claims each, at $92,829 in total drug cost. In 2023, CMS named 346 claims across 14 drugs.

Part D claims, 2024436
Drugs named by CMS14
Total drug cost$92,829
Part D patients84

Dr. McMahon's Part D claims by kind of drug, 2024

  • Generic226 claims52%
  • Brand-name210 claims48%

Dr. McMahon'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. McMahon's Part D claims, 2024

  • Antibiotics6%25 of 436 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: 3462024: 3217%

Drugs named by CMS: 14 in 2024, 14 in 2023.

See all prescribing by Dr. McMahon

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. Joseph P. McMahon scored 87 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Dr. McMahon for performance year 2024, reported as part of a group.

Dr. McMahon's MIPS scores, performance year 2024

  • 87of 100Final score
  • 86.2of 100Quality
  • 40of 100Improvement Activities
  • 77of 100Cost

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. Joseph P. McMahon graduated from Indiana University School of Medicine

Dr. McMahon graduated from Indiana University School of Medicine in 1990.

  1. Medical schoolIndiana University School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Joseph P. McMahon's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesClinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Joseph P. McMahon

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. Joseph P. McMahon's NPI number?

Dr. Joseph P. McMahon's NPI number is 1841266889. It was assigned on February 28, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Joseph P. McMahon?

Dr. Joseph P. McMahon is a pulmonologist in Prairie Du Sac, Wisconsin. The primary specialty in the NPI Registry is Pulmonary Disease Physician (taxonomy code 207RP1001X).

Where does Dr. Joseph P. McMahon practice?

Dr. McMahon practices at 260 26th Street, Prairie Du Sac, WI 53578. Dr. McMahon's primary practice is Sauk Prairie Hospital in Prairie Du Sac, Wisconsin, part of Sauk Prairie Healthcare. Dmand AI also links Dr. McMahon to 1 medical group.

What is Dr. Joseph P. McMahon's office phone number?

The practice phone on file for Dr. McMahon is (608) 643-3311.

What is Dr. Joseph P. McMahon's medical license number?

Dr. McMahon holds Wisconsin license 43309.

Which hospitals is Dr. Joseph P. McMahon affiliated with?

Dr. McMahon practices at Sauk Prairie Hospital in Prairie Du Sac, Wisconsin.

What medical group is Dr. Joseph P. McMahon part of?

Dr. McMahon is linked to UW Health. Dmand AI links Dr. McMahon to 1 more medical group.

Does Dr. Joseph P. McMahon accept Medicare?

Yes. CMS data shows Dr. McMahon billed Medicare for 409 services in 2024.

What is Dr. Joseph P. McMahon's MIPS score?

Dr. McMahon's MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.

How many Medicare patients does Dr. Joseph P. McMahon see?

CMS counts 174 Medicare patients who saw Dr. McMahon in 2024, with an average age of 74.

Show 4 more questionsShow fewer questions

What services does Dr. Joseph P. McMahon bill to Medicare?

In 2024, Dr. McMahon's most billed Medicare services were lung function service (94010), lung function service (94729) and hospital inpatient care (99232).

Where did Dr. Joseph P. McMahon go to medical school?

Dr. McMahon graduated from Indiana University School of Medicine in 1990.

What drugs does Dr. Joseph P. McMahon prescribe most?

In 2024 Medicare Part D data, Dr. McMahon's most prescribed drugs by claims were Trelegy Ellipta, Fluticasone Propionate and Albuterol Sulfate Hfa.

How long has Dr. Joseph P. McMahon been practicing?

Dr. McMahon graduated from medical school in 1990, 36 years ago.

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