Dr. William Paul Hennon, MD
- Medicare services, 2024
- 787
- Medicare patients, 2024
- 156
- Part D claims, 2024
- 2,322
- Hospital affiliations
- 1
- Industry payments
- $3,254
- Practice address
- 5620 W Thunderbird Rd, Glendale, AZ 85306
- Practice phone
- Call (844) 969-0686
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Summit Medical Group Arizona
Glendale, Arizona
Find Dr. Hennon'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. William Paul Hennon is an internist in Glendale, Arizona
Dr. Hennon practices at Summit Medical Group Arizona in Glendale, Arizona.
Dr. Hennon's NPI, 1295149896, was assigned on June 12, 2014. Dr. Hennon holds South Carolina license LL37116.
- NPI
- 1295149896NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8729200530
- NPI enumeration date
- June 12, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (844) 969-0686
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William Paul Hennon practices at Summit Medical Group Arizona in Glendale, Arizona
Dr. Hennon's primary practice is Summit Medical Group Arizona, at 5620 W Thunderbird Rd, Glendale, AZ 85306 in Maricopa County. The practice phone is (844) 969-0686.
- Summit Medical Group Arizona5620 W Thunderbird Rd, Glendale, AZ 85306 · Maricopa CountyPhone(844) 969-0686
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. William Paul Hennon is affiliated with 4 sites of care
Dr. Hennon's primary practice is Summit Medical Group Arizona in Glendale, Arizona. Dr. Hennon is also affiliated with Banner Thunderbird Medical Center. Dmand AI also links Dr. Hennon to 1 more physician office and 1 home health agency, 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. William Paul Hennon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hennon practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Summit Medical Group Arizona | 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. William Paul Hennon is one of 2,420 internists in Arizona
Internal medicine is Dr. Hennon's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Hennon's licenses on file in 2 states: South Carolina and Illinois.
Specialties and state licenses
- Internal medicine, South CarolinaPrimary
- Hospitalist, Illinois
Internists near Dr. Hennon
Counts of internists 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. William Paul Hennon billed Medicare for 787 services in 2024
CMS data shows 787 Medicare services from Dr. Hennon across 11 procedure codes in 2024, for 156 Medicare patients. Medicare paid $37,558 for them. Every service was in an office.
Dr. Hennon's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2192024: 34758%
- Other services
- 2023: 272024: 283948%
- Lab and pathology
- 2023: 752024: 10033%
- Surgery
- 2023: 492024: 5716%
Dr. Hennon compared with the Arizona median for internists, 2024
- Dr. Hennon
- Arizona median
- Medicare services
- 787vs 47665% above
- Medicare patients
- 156vs 20524% below
- Part D claims
- 1,759vs 2606.8 times
Medians across 2,300 internists in Arizona with Dmand AI profiles that report each measure.
Dr. Hennon'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. Hennon?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hennon and other internists in Arizona.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William Paul Hennon treated 156 Medicare patients in 2024, average age 74
CMS counts 156 Medicare patients who saw Dr. Hennon in 2024. The largest group is 65 to 74, with 80 patients. 71% of them have high cholesterol, and 69% have high blood pressure. 7% are also on Medicaid. Their average risk score is 1.14, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Hennon's median patient age at 72, with 50% women.
Dr. Hennon's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Hennon's Medicare patients by sex, 2024
- Women8454%
- Men7246%
Chronic conditions among Dr. Hennon's Medicare patients, 2024
- High cholesterol71%
- High blood pressure69%
- Arthritis49%
- Ischemic heart disease31%
- Mood disorders25%
- Anxiety24%
- Diabetes24%
- Chronic kidney disease23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hennon's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women50%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. William Paul Hennon wrote 2,322 Medicare Part D claims in 2024
In 2024, Dr. Hennon wrote 2,322 Medicare Part D claims for 273 patients. 88% of them were for generic drugs. CMS names the drug for 1,759 of them, across 63 drugs with 11 or more claims each, at $101,423 in total drug cost. In 2023, CMS named 783 claims across 32 drugs.
Dr. Hennon's Part D claims by kind of drug, 2024
- Generic2,041 claims88%
- Brand-name252 claims11%
- Other29 claims1%
Dr. Hennon'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. Hennon's Part D claims, 2024
- Opioids4%85 of 2,322 claims
- Antibiotics7%154 of 2,322 claims
- Antipsychotics, patients 65 and over1%14 of 2,322 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: 7832024: 1,759125%
Drugs named by CMS: 63 in 2024, 32 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. William Paul Hennon offers telehealth to Medicare patients
Dr. Hennon accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Hennon as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Removal of skin lesions: 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. William Paul Hennon received $3,254 in industry payments from 2018 to 2025
CMS Open Payments shows 91 general payments to Dr. Hennon from 26 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 89% of the total. Novo Nordisk Inc paid the most, $564.
General payments to Dr. Hennon by program year, 2018 to 2025
General payments to Dr. Hennon by kind, 2018 to 2025
- Food and beverage$2,88889%
- Education$36611%
Companies that paid Dr. Hennon the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. William Paul Hennon'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 | 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) |
| 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. William Paul Hennon
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. William Paul Hennon's NPI number?
Dr. William Paul Hennon's NPI number is 1295149896. It was assigned on June 12, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. William Paul Hennon?
Dr. William Paul Hennon is an internist in Glendale, Arizona. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. William Paul Hennon practice?
Dr. Hennon practices at 5620 W Thunderbird Rd, Glendale, AZ 85306. Dr. Hennon's primary practice is Summit Medical Group Arizona in Glendale, Arizona. Dmand AI also links Dr. Hennon to 1 physician office and 1 home health agency.
What is Dr. William Paul Hennon's office phone number?
The practice phone on file for Dr. Hennon is (844) 969-0686.
What is Dr. William Paul Hennon's medical license number?
Dr. Hennon holds South Carolina license LL37116, one of the licenses on file in 2 states.
Which states has Dr. William Paul Hennon been licensed in?
Dmand AI has state licenses on file for Dr. Hennon in South Carolina and Illinois.
Which hospitals is Dr. William Paul Hennon affiliated with?
Dr. Hennon is affiliated with Banner Thunderbird Medical Center.
Does Dr. William Paul Hennon accept Medicare?
Yes. CMS data shows Dr. Hennon billed Medicare for 787 services in 2024, and Dr. Hennon accepts Medicare assignment.
Does Dr. William Paul Hennon offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Hennon as offering telehealth services.
How many Medicare patients does Dr. William Paul Hennon see?
CMS counts 156 Medicare patients who saw Dr. Hennon in 2024, with an average age of 74.
Show 4 more questionsShow fewer questions
What services does Dr. William Paul Hennon bill to Medicare?
In 2024, Dr. Hennon's most billed Medicare services were medicare service (G2211), office visit, established patient (99214) and office visit, established patient (99213).
What drugs does Dr. William Paul Hennon prescribe most?
In 2024 Medicare Part D data, Dr. Hennon's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Prednisone.
Has Dr. William Paul Hennon received payments from drug or device companies?
CMS Open Payments shows $3,254 in general payments to Dr. Hennon from 26 companies from 2018 to 2025. The largest total came from Novo Nordisk Inc.
How long has Dr. William Paul Hennon been practicing?
Dr. Hennon graduated from medical school in 2014, 12 years ago.
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