Dr. Michael F. McMahon, MD

  • Bellville, TX
  • Otolaryngologist
NPI1619083854PAC ID4981601101
Medicare services, 2024
2,300
Medicare patients, 2024
448
Part D claims, 2024
844
MIPS score, 2024
75
Hospital affiliations
2
Practice address
235 W Palm St, Bellville, TX 77418
Practice phone
Call (979) 693-6000
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Texas ENT & Allergy

Bellville, Texas

See all 5 affiliations

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Dr. Michael F. McMahon is an otolaryngologist in Bellville, Texas

Dr. McMahon practices at Texas ENT & Allergy in Bellville, Texas.

Dr. McMahon's NPI, 1619083854, was assigned on August 21, 2006. Dr. McMahon graduated from Creighton University School of Medicine - Omaha in 1975. Dr. McMahon holds Texas license H0084.

NPI and contact details
Medicare PAC ID
4981601101
NPI enumeration date
August 21, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(979) 693-6000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
77
Medical school graduation
1975

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Michael F. McMahon practices at Texas ENT & Allergy in Bellville, Texas

Dr. McMahon's primary practice is Texas ENT & Allergy, at 235 W Palm St, Bellville, TX 77418 in Austin County. The practice phone is (979) 693-6000.

  • Texas ENT & Allergy
    235 W Palm St, Bellville, TX 77418 · Austin CountyPhone(979) 693-6000

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Michael F. McMahon is affiliated with 4 sites of care and 1 medical group

Dr. McMahon's primary practice is Texas ENT & Allergy in Bellville, Texas. Dr. McMahon is also affiliated with St. Joseph Health Regional Hospital. The medical group on file is Texas ENT & Allergy. Dmand AI also links Dr. McMahon to 1 more hospital and 1 group practice or clinic, each named with a free account.

See all 5 affiliations for Dr. McMahon

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

Dmand AI tracks the EHR system at Dr. Michael F. McMahon's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. McMahon practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Texas ENT & AllergyAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Michael F. McMahon is one of 695 otolaryngologists in Texas

Otolaryngology is Dr. McMahon's primary specialty in the NPI Registry, under taxonomy code 207Y00000X. Dr. McMahon is board certified in otolaryngology by the American Board of Otolaryngology - Head and Neck Surgery. Dmand AI has Dr. McMahon's licenses on file in 3 states: Texas, California and Tennessee.

Specialties and state licenses

  • Otolaryngology, TexasPrimaryLicense H0084 · 1986 to 2026 · taxonomy 207Y00000X
  • California license
  • Tennessee license2004 to 2007

Clinical focus

Dmand AI lists acute sinusitis, chronic nasal allergies, ear eustachian tube disorders, ear infection, hearing loss and impairment, swimmer's ear, tinnitus and upper respiratory infection (URI) among the conditions Dr. McMahon treats.

Otolaryngologists near Dr. McMahon

Counts of otolaryngologists with a Dmand AI profile, by place and practice. Each opens the list.

695otolaryngologists in Texas
2otolaryngologists in Bellville

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

Dr. Michael F. McMahon billed Medicare for 2,300 services in 2024

CMS data shows 2,300 Medicare services from Dr. McMahon across 16 procedure codes in 2024, for 448 Medicare patients. Medicare paid $73,349 for them. Every service was in an office.

Medicare services, 20242,300
Medicare patients448
Paid by Medicare$73,349
Procedure codes16

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

  • 2023
  • 2024
Tests and treatments
2023: 1,3512024: 1,2984%
Office and hospital visits
2023: 6992024: 62610%
Surgery
2023: 2922024: 24117%
Other services
2023: 632024: 7417%
Drugs given in the office
2023: 952024: 4256%
Imaging
2023: 252024: 1924%

Dr. McMahon compared with the Texas median for otolaryngologists, 2024

  • Dr. McMahon
  • Texas median
Medicare services
2,300vs 6243.7 times
Medicare patients
448vs 27464% above
Part D claims
726vs 2772.6 times

Medians across 647 otolaryngologists in Texas 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.

See all procedures by Dr. McMahon

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

Dr. Michael F. McMahon treated 448 Medicare patients in 2024, average age 76

CMS counts 448 Medicare patients who saw Dr. McMahon in 2024. The largest group is 75 to 84, with 190 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 3% are also on Medicaid. Their average risk score is 1.04, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. McMahon's median patient age at 59, with 52% women.

Medicare patients, 2024448
Average age76
Average risk score1.04
Also on Medicaid3%

Dr. McMahon's Medicare patients by age, 2024

Dr. McMahon's Medicare patients by sex, 2024

  • Women23953%
  • Men20947%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis47%
  4. Ischemic heart disease31%
  5. Diabetes29%
  6. Anxiety21%
  7. Chronic kidney disease21%
  8. Depression21%

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 59

Patient panel by sex, all payers

  • Women52%
  • Men47%

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

Dr. Michael F. McMahon wrote 844 Medicare Part D claims in 2024

In 2024, Dr. McMahon wrote 844 Medicare Part D claims for 360 patients. 92% of them were for generic drugs. CMS names the drug for 726 of them, across 17 drugs with 11 or more claims each, at $20,662 in total drug cost. In 2023, CMS named 616 claims across 17 drugs.

Part D claims, 2024844
Drugs named by CMS17
Total drug cost$20,662
Part D patients360

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

  • Generic774 claims92%
  • Brand-name70 claims8%

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

  • Antibiotics10%87 of 844 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: 6162024: 72618%

Drugs named by CMS: 17 in 2024, 17 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. Michael F. McMahon scored 75 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. McMahon for performance year 2024, reported individually. Dr. McMahon accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes
MIPS final score, 2024
75 of 100

Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Michael F. McMahon received $198 in industry payments from 2017 to 2025

CMS Open Payments shows 4 general payments to Dr. McMahon from 4 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Neurent Medical Limited paid the most, $119.

General payments to Dr. McMahon by program year, 2017 to 2025

Companies that paid Dr. McMahon the most, 2017 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. McMahon

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Michael F. McMahon graduated from Creighton University School of Medicine - Omaha

Dr. McMahon graduated from Creighton University School of Medicine - Omaha in 1975.

  1. Medical schoolCreighton University School of Medicine - Omaha
  2. Board certified in otolaryngologyAmerican Board of Otolaryngology - Head and Neck Surgery

Source: Dmand AI Professional Profile Data

Dr. Michael F. McMahon accepts plans from 21 insurance carriers

Dr. McMahon is in network with 21 carriers, including Elevance, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 13. Check the plan with the practice before a visit.

  • Elevance
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Aetna
  • HCSC
  • Alliant Health Plans
  • Aspirus Health Plan
  • Blue Cross Blue Shield of Massachusetts
  • +13 more carriersWith a free account

Plan types Dr. McMahon accepts, by number of carriers

  1. PPO13
  2. HMO10
  3. Medicare8
  4. POS5
  5. EPO4
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Michael F. 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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network 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. Michael F. 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. Michael F. McMahon's NPI number?

Dr. Michael F. McMahon's NPI number is 1619083854. It was assigned on August 21, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Michael F. McMahon?

Dr. Michael F. McMahon is an otolaryngologist in Bellville, Texas. The primary specialty in the NPI Registry is Otolaryngology Physician (taxonomy code 207Y00000X).

Where does Dr. Michael F. McMahon practice?

Dr. McMahon practices at 235 W Palm St, Bellville, TX 77418. Dr. McMahon's primary practice is Texas ENT & Allergy in Bellville, Texas. Dmand AI also links Dr. McMahon to 1 hospital and 1 group practice or clinic.

What is Dr. Michael F. McMahon's office phone number?

The practice phone on file for Dr. McMahon is (979) 693-6000.

What is Dr. Michael F. McMahon's medical license number?

Dr. McMahon holds Texas license H0084, one of the licenses on file in 3 states.

Which states has Dr. Michael F. McMahon been licensed in?

Dmand AI has state licenses on file for Dr. McMahon in Texas (1986 to 2026), California and Tennessee (2004 to 2007).

Which hospitals is Dr. Michael F. McMahon affiliated with?

Dr. McMahon is affiliated with St. Joseph Health Regional Hospital. Dmand AI links Dr. McMahon to 1 more hospital.

What medical group is Dr. Michael F. McMahon part of?

Dr. McMahon is linked to Texas ENT & Allergy.

Does Dr. Michael F. McMahon accept Medicare?

Yes. CMS data shows Dr. McMahon billed Medicare for 2,300 services in 2024, and Dr. McMahon accepts Medicare assignment.

What is Dr. Michael F. McMahon's MIPS score?

Dr. McMahon's MIPS final score for performance year 2024 is 75 out of 100, reported individually.

Show 8 more questionsShow fewer questions

How many Medicare patients does Dr. Michael F. McMahon see?

CMS counts 448 Medicare patients who saw Dr. McMahon in 2024, with an average age of 76.

Is Dr. Michael F. McMahon board certified?

Yes. Dr. McMahon is board certified in otolaryngology by the American Board of Otolaryngology - Head and Neck Surgery.

What services does Dr. Michael F. McMahon bill to Medicare?

In 2024, Dr. McMahon's most billed Medicare services were allergy test or treatment (95165), office visit, established patient (99213) and allergy test or treatment (95024).

Where did Dr. Michael F. McMahon go to medical school?

Dr. McMahon graduated from Creighton University School of Medicine - Omaha in 1975.

What drugs does Dr. Michael F. McMahon prescribe most?

In 2024 Medicare Part D data, Dr. McMahon's most prescribed drugs by claims were Montelukast Sodium, Ipratropium Bromide and Fluticasone Propionate.

Has Dr. Michael F. McMahon received payments from drug or device companies?

CMS Open Payments shows $198 in general payments to Dr. McMahon from 4 companies from 2017 to 2025. The largest total came from Neurent Medical Limited.

How long has Dr. Michael F. McMahon been practicing?

Dr. McMahon graduated from medical school in 1975, 51 years ago.

What insurance does Dr. Michael F. McMahon accept?

Dr. McMahon is in network with 21 carriers, including Elevance, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 13. Check the plan with the practice before a visit.

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