Katherine Theresa Ruddy, PA-C
- Medicare patients, 2024
- 227
- Part D claims, 2024
- 261
- Industry payments
- $181
- Affiliated sites
- 2
- Medical group
- 1
- Practice address
- 525 S Watson Rd, Buckeye, AZ 85326
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Abrazo Buckeye Emergency Center - HOPD
Acute Care Hospital outpatient department · Buckeye, Arizona
Find Katherine Ruddy'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.
Katherine Theresa Ruddy is a physician assistant in Avondale, Arizona
Katherine Ruddy practices at Abrazo Buckeye Emergency Center - HOPD in Buckeye, Arizona.
Katherine Ruddy's NPI, 1669180055, was assigned on November 14, 2022.
- NPI
- 1669180055NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3476924366
- NPI enumeration date
- November 14, 2022
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Katherine Theresa Ruddy practices in Buckeye and Avondale
Katherine Ruddy's primary practice is Abrazo Buckeye Emergency Center - HOPD, at 525 S Watson Rd, Buckeye, AZ 85326. Katherine Ruddy also practices at Abrazo Buckeye Emergency Center, 3125 N Dysart Rd, Avondale, AZ 85392.
- Abrazo Buckeye Emergency Center - HOPDPrimary525 S Watson Rd, Buckeye, AZ 85326
- Abrazo Buckeye Emergency Center3125 N Dysart Rd, Avondale, AZ 85392 · Maricopa CountyPhone(469) 893-2532
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Katherine Theresa Ruddy is affiliated with 2 sites of care and 1 medical group
Katherine Ruddy's primary practice is Abrazo Buckeye Emergency Center - HOPD in Buckeye, Arizona. The medical group on file is Abrazo Medical Group. Dmand AI also links Katherine Ruddy to 1 more group practice or clinic, named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Katherine Theresa Ruddy's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Katherine Ruddy practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Abrazo Buckeye Emergency Center - HOPD | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Katherine Theresa Ruddy is one of 2,965 physician assistants in Arizona
Physician assistant is Katherine Ruddy's primary specialty in the NPI Registry, under taxonomy code 363A00000X.
Specialties and state licenses
- Physician assistantPrimary
Physician assistants near Katherine Ruddy
Counts of physician assistants 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
Katherine Theresa Ruddy treated 227 Medicare patients in 2024, average age 74
CMS counts 227 Medicare patients who saw Katherine Ruddy in 2024. The largest group is 65 to 74, with 108 patients. 75% of them have arthritis, and 75% have high blood pressure. 7% are also on Medicaid. Their average risk score is 1.41, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Katherine Ruddy's median patient age at 61, with 61% women.
Katherine Ruddy's Medicare patients by age, 2024
Katherine Ruddy's Medicare patients by sex, 2024
- Women12254%
- Men10546%
Chronic conditions among Katherine Ruddy's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol75%
- Mood disorders37%
- Ischemic heart disease36%
- Chronic kidney disease33%
- Depression33%
- Diabetes33%
Share of Medicare patients with each condition. A patient can have several.
Katherine Ruddy's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women61%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Katherine Theresa Ruddy wrote 261 Medicare Part D claims in 2024
In 2024, Katherine Ruddy wrote 261 Medicare Part D claims for 136 patients. 99% of them were for generic drugs.
Katherine Ruddy's Part D claims by kind of drug, 2024
- Generic259 claims99%
- Brand-name and other2 claims1%
Drug classes CMS tracks in Katherine Ruddy's Part D claims, 2024
- Opioids33%85 of 261 claims
- Antibiotics5%13 of 261 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Katherine Theresa Ruddy takes part in Medicare
Katherine Ruddy accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Katherine Theresa Ruddy received $181 in industry payments in 2025
CMS Open Payments shows 9 general payments to Katherine Ruddy from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Globus Medical, Inc. paid the most, $96.
Companies that paid Katherine Ruddy the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Katherine Theresa Ruddy'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 Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| 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 (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) |
| 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 Katherine Theresa Ruddy
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Katherine Theresa Ruddy's NPI number?
Katherine Theresa Ruddy's NPI number is 1669180055. It was assigned on November 14, 2022, and it is active in the NPI Registry.
What does Katherine Theresa Ruddy specialize in?
Katherine Theresa Ruddy is a physician assistant in Avondale, Arizona. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Katherine Theresa Ruddy practice?
Katherine Ruddy practices at 525 S Watson Rd, Buckeye, AZ 85326. Katherine Ruddy also practices at 3125 N Dysart Rd, Avondale, AZ 85392. Katherine Ruddy's primary practice is Abrazo Buckeye Emergency Center - HOPD in Buckeye, Arizona. Dmand AI also links Katherine Ruddy to 1 group practice or clinic.
What medical group is Katherine Theresa Ruddy part of?
Katherine Ruddy is linked to Abrazo Medical Group.
Does Katherine Theresa Ruddy accept Medicare?
Yes. CMS lists Katherine Ruddy as accepting Medicare assignment.
How many Medicare patients does Katherine Theresa Ruddy see?
CMS counts 227 Medicare patients who saw Katherine Ruddy in 2024, with an average age of 74.
Has Katherine Theresa Ruddy received payments from drug or device companies?
CMS Open Payments shows $181 in general payments to Katherine Ruddy from 2 companies from 2025 to 2025. The largest total came from Globus Medical, Inc.
How long has Katherine Theresa Ruddy been practicing?
Katherine Ruddy graduated from medical school in 2017, 9 years ago.
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