Dr. Aaron Clayton Thomas, MD
- Medicare services, 2024
- 401
- Medicare patients, 2024
- 328
- Part D claims, 2024
- 63
- MIPS score, 2024
- 86
- Hospital affiliations
- 1
- Practice address
- 451 E University Dr, Tempe, AZ 85287
- Practice phone
- Call (480) 965-3346
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Arizona State University Health Services
Tempe, Arizona
Find Dr. Thomas' 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. Aaron Clayton Thomas is an emergency medicine physician in Tempe, Arizona
Dr. Thomas practices at Arizona State University Health Services in Tempe, Arizona.
Dr. Thomas' NPI, 1194067223, was assigned on March 27, 2013. Dr. Thomas graduated from West Virginia University School of Medicine in 2012. Dr. Thomas holds Arizona license 63536.
- NPI
- 1194067223NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5395098685
- NPI enumeration date
- March 27, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (480) 965-3346
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Aaron Clayton Thomas practices at Arizona State University Health Services in Tempe, Arizona
Dr. Thomas' primary practice is Arizona State University Health Services, at 451 E University Dr, Tempe, AZ 85287 in Maricopa County. The practice phone is (480) 965-3346.
- Arizona State University Health Services451 E University Dr, Tempe, AZ 85287 · Maricopa CountyPhone(480) 965-3346
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Aaron Clayton Thomas is affiliated with 3 sites of care and 1 medical group
Dr. Thomas' primary practice is Arizona State University Health Services in Tempe, Arizona. Dr. Thomas is also affiliated with Mayo Clinic Hospital - Phoenix. The medical group on file is Mayo Clinic Arizona. Dmand AI also links Dr. Thomas to 1 more ambulatory surgery center, 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. Aaron Clayton Thomas' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Thomas practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Arizona State University Health Services | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Aaron Clayton Thomas is one of 1,360 emergency medicine physicians in Arizona
Emergency medicine is Dr. Thomas' primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Thomas is licensed in Arizona.
Specialties and state licenses
- Emergency medicine, ArizonaPrimary
Emergency medicine physicians near Dr. Thomas
Counts of emergency medicine physicians 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. Aaron Clayton Thomas billed Medicare for 401 services in 2024
CMS data shows 401 Medicare services from Dr. Thomas across 5 procedure codes in 2024, for 328 Medicare patients. Medicare paid $34,111 for them.
Dr. Thomas' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3972024: 29725%
- Drugs given in the office
- 2023: 602024: 10473%
Where Dr. Thomas' Medicare services took place, 2024
- In an office11829%
- In a facility28371%
Dr. Thomas compared with the Arizona median for emergency medicine physicians, 2024
- Dr. Thomas
- Arizona median
- Medicare services
- 401vs 21686% above
- Medicare patients
- 328vs 21056% above
- Part D claims
- 11vs 5078% below
Medians across 1,326 emergency medicine physicians in Arizona with Dmand AI profiles that report each measure.
Dr. Thomas' 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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Thomas and other emergency medicine physicians in Arizona.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Aaron Clayton Thomas treated 328 Medicare patients in 2024, average age 75
CMS counts 328 Medicare patients who saw Dr. Thomas in 2024. The largest group is 65 to 74, with 128 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 6% are also on Medicaid. Their average risk score is 1.96, 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. Thomas' median patient age at 55, with 52% women.
Dr. Thomas' Medicare patients by age, 2024
Dr. Thomas' Medicare patients by sex, 2024
- Women15748%
- Men17152%
Chronic conditions among Dr. Thomas' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis61%
- Chronic kidney disease43%
- Ischemic heart disease41%
- Anxiety34%
- Atrial fibrillation32%
- Heart failure30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Thomas' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women52%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Aaron Clayton Thomas wrote 63 Medicare Part D claims in 2024
In 2024, Dr. Thomas wrote 63 Medicare Part D claims for 53 patients. 94% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $89 in total drug cost. In 2020, CMS named 11 claims across 1 drug.
Dr. Thomas' Part D claims by kind of drug, 2024
- Generic59 claims94%
- Brand-name and other4 claims6%
Dr. Thomas' most prescribed drugs by claims, 2023
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. Thomas' Part D claims, 2024
- Antibiotics44%28 of 63 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, 2020 to 2023
- 2020
- 2023
- Claims for drugs CMS names
- 2020: 112023: 11No change
Drugs named by CMS: 1 in 2023, 1 in 2020.
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. Aaron Clayton Thomas scored 86 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for Dr. Thomas for performance year 2024, reported as part of a group. Dr. Thomas accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Thomas' MIPS scores, performance year 2024
- 86of 100Final score
- 78.3of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 77of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Aaron Clayton Thomas received $312 in industry payments from 2023 to 2025
CMS Open Payments shows 4 general payments to Dr. Thomas from 3 drug and device companies from 2023 to 2025. Food and beverage make up the largest share, 100% of the total. Abbott Laboratories paid the most, $170.
General payments to Dr. Thomas by program year, 2023 to 2025
Companies that paid Dr. Thomas the most, 2023 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Aaron Clayton Thomas graduated from West Virginia University School of Medicine
Dr. Thomas graduated from West Virginia University School of Medicine in 2012.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Aaron Clayton Thomas'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)Clinician Public Reporting: Overall MIPS Performance (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. Aaron Clayton Thomas
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. Aaron Clayton Thomas' NPI number?
Dr. Aaron Clayton Thomas' NPI number is 1194067223. It was assigned on March 27, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. Aaron Clayton Thomas?
Dr. Aaron Clayton Thomas is an emergency medicine physician in Tempe, Arizona. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Aaron Clayton Thomas practice?
Dr. Thomas practices at 451 E University Dr, Tempe, AZ 85287. Dr. Thomas' primary practice is Arizona State University Health Services in Tempe, Arizona. Dmand AI also links Dr. Thomas to 1 ambulatory surgery center.
What is Dr. Aaron Clayton Thomas' office phone number?
The practice phone on file for Dr. Thomas is (480) 965-3346.
What is Dr. Aaron Clayton Thomas' medical license number?
Dr. Thomas holds Arizona license 63536.
Which hospitals is Dr. Aaron Clayton Thomas affiliated with?
Dr. Thomas is affiliated with Mayo Clinic Hospital - Phoenix.
What medical group is Dr. Aaron Clayton Thomas part of?
Dr. Thomas is linked to Mayo Clinic Arizona.
Does Dr. Aaron Clayton Thomas accept Medicare?
Yes. CMS data shows Dr. Thomas billed Medicare for 401 services in 2024, and Dr. Thomas accepts Medicare assignment.
What is Dr. Aaron Clayton Thomas' MIPS score?
Dr. Thomas' MIPS final score for performance year 2024 is 86 out of 100, reported as part of a group.
How many Medicare patients does Dr. Aaron Clayton Thomas see?
CMS counts 328 Medicare patients who saw Dr. Thomas in 2024, with an average age of 75.
Show 5 more questionsShow fewer questions
What services does Dr. Aaron Clayton Thomas bill to Medicare?
In 2024, Dr. Thomas' most billed Medicare services were emergency department visit (99285), injected or infused drug (J3301) and emergency department visit (99284).
Where did Dr. Aaron Clayton Thomas go to medical school?
Dr. Thomas graduated from West Virginia University School of Medicine in 2012.
What drugs does Dr. Aaron Clayton Thomas prescribe most?
In 2023 Medicare Part D data, Dr. Thomas' most prescribed drugs by claims were Ondansetron ODT.
Has Dr. Aaron Clayton Thomas received payments from drug or device companies?
CMS Open Payments shows $312 in general payments to Dr. Thomas from 3 companies from 2023 to 2025. The largest total came from Abbott Laboratories.
How long has Dr. Aaron Clayton Thomas been practicing?
Dr. Thomas graduated from medical school in 2012, 14 years ago.
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