J Steroid Biochem Mol Biol
Contraception, PostcoitalContraceptive Agents, FemaleGuinea Pigs
Dr. Zachary Killeen, MD
NPI1205323342PAC ID7618378597
- Medicare services, 2024
- 182
- Medicare patients, 2024
- 148
- Part D claims, 2024
- 246
- Publications
- 5
- Hospital affiliations
- 2
- Practice address
- 7171 South 51st Avenue, Laveen, AZ 85339
- Practice phone
- Call (623) 584-5100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Killeen's professional email, personal email and mobile number
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Dr. Zachary Killeen is an emergency medicine physician in Laveen, Arizona
Dr. Killeen practices at Dignity Health - Arizona General Hospital Laveen in Laveen, Arizona, part of CommonSpirit Health.
Dr. Killeen's NPI, 1205323342, was assigned on April 14, 2018. Dr. Killeen graduated from University of Arizona College of Medicine - Phoenix in 2018. Dr. Killeen holds New Mexico license 61828.
NPI and contact details
- NPI
- 1205323342NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7618378597
- NPI enumeration date
- April 14, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (623) 584-5100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Zachary Killeen practices at Dignity Health - Arizona General Hospital Laveen in Laveen, Arizona
Dr. Killeen's primary practice is Dignity Health - Arizona General Hospital Laveen, at 7171 South 51st Avenue, Laveen, AZ 85339 in Maricopa County. The practice phone is (623) 584-5100.
- Dignity Health - Arizona General Hospital Laveen7171 South 51st Avenue, Laveen, AZ 85339 · Maricopa CountyPhone(623) 584-5100
Source: Dmand AI Affiliation Data
Dr. Zachary Killeen is affiliated with 2 sites of care and 1 medical group
Dr. Killeen's primary practice is Dignity Health - Arizona General Hospital Laveen in Laveen, Arizona, part of CommonSpirit Health. Dr. Killeen is also affiliated with Valleywise Health Medical Center. The medical group on file is TEC Emergency Physicians of Arizona.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Zachary Killeen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Killeen practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dignity Health - Arizona General Hospital Laveen | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Zachary Killeen is one of 1,360 emergency medicine physicians in Arizona
Emergency medicine is Dr. Killeen's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Killeen is licensed in New Mexico.
Specialties and state licenses
- Emergency medicine, New MexicoPrimary
Emergency medicine physicians near Dr. Killeen
Counts of emergency medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.
1,360emergency medicine physicians in Arizona16emergency medicine physicians in Laveen14emergency medicine physicians at Dignity Health - Arizona General Hospital Laveen
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Zachary Killeen billed Medicare for 182 services in 2024
CMS data shows 182 Medicare services from Dr. Killeen across 3 procedure codes in 2024, for 148 Medicare patients. Medicare paid $13,928 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024182
Medicare patients148
Paid by Medicare$13,928
Procedure codes3
Dr. Killeen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1872024: 14224%
- Tests and treatments
- 2023: 372024: 408%
Dr. Killeen compared with the Arizona median for emergency medicine physicians, 2024
- Dr. Killeen
- Arizona median
- Medicare services
- 182vs 21616% below
- Medicare patients
- 148vs 21030% below
- Part D claims
- 132vs 502.6 times
Medians across 1,326 emergency medicine physicians in Arizona with Dmand AI profiles that report each measure.
Dr. Killeen'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. Killeen?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Killeen 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. Zachary Killeen treated 148 Medicare patients in 2024, average age 72
CMS counts 148 Medicare patients who saw Dr. Killeen in 2024. The largest group is 65 to 74, with 64 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 33% are also on Medicaid. Their average risk score is 1.40, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Killeen's median patient age at 38, with 56% women.
Medicare patients, 2024148
Average age72
Average risk score1.40
Also on Medicaid33%
Dr. Killeen's Medicare patients by age, 2024
Dr. Killeen's Medicare patients by sex, 2024
- Women8255%
- Men6645%
Chronic conditions among Dr. Killeen's Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- Arthritis48%
- Diabetes43%
- Anxiety30%
- Chronic kidney disease30%
- Ischemic heart disease29%
- Mood disorders27%
Share of Medicare patients with each condition. A patient can have several.
Dr. Killeen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 38
Patient panel by sex, all payers
- Women56%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Zachary Killeen wrote 246 Medicare Part D claims in 2024
In 2024, Dr. Killeen wrote 246 Medicare Part D claims for 151 patients. 96% of them were for generic drugs. CMS names the drug for 132 of them, across 8 drugs with 11 or more claims each, at $662 in total drug cost. In 2023, CMS named 107 claims across 6 drugs.
Part D claims, 2024246
Drugs named by CMS8
Total drug cost$662
Part D patients151
Dr. Killeen's Part D claims by kind of drug, 2024
- Generic237 claims96%
- Brand-name and other9 claims4%
Dr. Killeen'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. Killeen's Part D claims, 2024
- Opioids7%18 of 246 claims
- Antibiotics35%87 of 246 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: 1072024: 13223%
Drugs named by CMS: 8 in 2024, 6 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
How Dr. Zachary Killeen takes part in Medicare
Dr. Killeen 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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Dr. Zachary Killeen has 5 publications on record
Dmand AI links 5 papers to Dr. Killeen, published from 2014 to 2018. 2018 was the busiest year, with 2. The most frequent topics are Guinea Pigs and Uterus. Dr. Killeen has published most often in J Steroid Biochem Mol Biol. Dr. Killeen's most frequent co-authors are Benjamin Edward Schneider, MD, Evgenii Belykh and Raymond W. Bunch, MD.
Papers5
Years published2014 to 2018
Dr. Killeen's papers by year, 2014 to 2018
Topics Dr. Killeen writes about most
- Guinea Pigs
- Uterus
Dr. Killeen's most frequent co-authors
- Benjamin Edward Schneider, MD2 shared papers
- Evgenii Belykh1 shared paper
- Raymond W. Bunch, MD1 shared paper
Recent publications by Dr. Killeen
Epilepsy Behav
ComorbidityEpilepsyHamartoma
J Steroid Biochem Mol Biol
Administration, OralAngiotensinogenBiological Availability
Cell LineGuinea PigsHormone Antagonists
See who Dr. Killeen researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Killeen works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Zachary Killeen graduated from University of Arizona College of Medicine - Phoenix
Dr. Killeen graduated from University of Arizona College of Medicine - Phoenix in 2018.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Zachary Killeen'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Zachary Killeen
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. Zachary Killeen's NPI number?
Dr. Zachary Killeen's NPI number is 1205323342. It was assigned on April 14, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Zachary Killeen?
Dr. Zachary Killeen is an emergency medicine physician in Laveen, Arizona. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Zachary Killeen practice?
Dr. Killeen practices at 7171 South 51st Avenue, Laveen, AZ 85339. Dr. Killeen's primary practice is Dignity Health - Arizona General Hospital Laveen in Laveen, Arizona, part of CommonSpirit Health.
What is Dr. Zachary Killeen's office phone number?
The practice phone on file for Dr. Killeen is (623) 584-5100.
What is Dr. Zachary Killeen's medical license number?
Dr. Killeen holds New Mexico license 61828.
Which hospitals is Dr. Zachary Killeen affiliated with?
Dr. Killeen practices at Dignity Health - Arizona General Hospital Laveen in Laveen, Arizona. Dr. Killeen is also affiliated with Valleywise Health Medical Center.
What medical group is Dr. Zachary Killeen part of?
Dr. Killeen is linked to TEC Emergency Physicians of Arizona.
Does Dr. Zachary Killeen accept Medicare?
Yes. CMS data shows Dr. Killeen billed Medicare for 182 services in 2024, and Dr. Killeen accepts Medicare assignment.
How many Medicare patients does Dr. Zachary Killeen see?
CMS counts 148 Medicare patients who saw Dr. Killeen in 2024, with an average age of 72.
What services does Dr. Zachary Killeen bill to Medicare?
In 2024, Dr. Killeen's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and heart test or procedure (93010).
Show 5 more questionsShow fewer questions
Where did Dr. Zachary Killeen go to medical school?
Dr. Killeen graduated from University of Arizona College of Medicine - Phoenix in 2018.
What drugs does Dr. Zachary Killeen prescribe most?
In 2024 Medicare Part D data, Dr. Killeen's most prescribed drugs by claims were Ondansetron ODT, Azithromycin and Cephalexin.
How long has Dr. Zachary Killeen been practicing?
Dr. Killeen graduated from medical school in 2018, 8 years ago.
Does Dr. Zachary Killeen do research?
Dmand AI links 5 publications to Dr. Killeen, published from 2014 to 2018.
Who does Dr. Zachary Killeen publish with?
Dr. Killeen's most frequent co-authors are Benjamin Edward Schneider, MD (2 shared papers), Evgenii Belykh (1 shared paper) and Raymond W. Bunch, MD (1 shared paper).
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