Dr. Patrick Z. Downey, DO
- Hospital affiliations
- 2
- Industry payments
- $33
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2019
- Practice address
- 325 9th Avenue, Seattle, WA 98104
- Practice phone
- Call (206) 744-9535
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Downey'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. Patrick Z. Downey is an anesthesiologist in Seattle, Washington
Dr. Downey practices at Harborview Medical Center in Seattle, Washington, part of University of Washington.
Dr. Downey's NPI, 1861955387, was assigned on April 11, 2019. Dr. Downey graduated from Arizona College of Osteopathic Medicine Mid Western University in 2019. Dr. Downey holds New York license 323246.
- NPI
- 1861955387NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9830525856
- NPI enumeration date
- April 11, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (206) 744-9535
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Patrick Z. Downey practices at Harborview Medical Center in Seattle, Washington
Dr. Downey's primary practice is Harborview Medical Center, at 325 9th Avenue, Seattle, WA 98104 in King County. The practice phone is (206) 744-9535.
- Harborview Medical Center325 9th Avenue, Seattle, WA 98104 · King CountyPhone(206) 744-9535
Source: Dmand AI Affiliation Data
Dr. Patrick Z. Downey is affiliated with 2 sites of care and 1 medical group
Dr. Downey's primary practice is Harborview Medical Center in Seattle, Washington, part of University of Washington. The medical group on file is UW Physicians. Dmand AI also links Dr. Downey to 1 more hospital, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Patrick Z. Downey's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Downey practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Harborview Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across University of Washington and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Patrick Z. Downey is one of 1,332 anesthesiologists in Washington
Anesthesiology is Dr. Downey's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Downey is licensed in New York.
Specialties and state licenses
- Anesthesiology, New YorkPrimary
Anesthesiologists near Dr. Downey
Counts of anesthesiologists 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. Patrick Z. Downey's patients have a median age of 49
Across all payers, Dmand AI patient panel data puts Dr. Downey's median patient age at 49, with 44% women.
Dr. Downey's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 49
Patient panel by sex, all payers
- Women44%
- Men53%
Source: Dmand AI Patient Panel Data
How Dr. Patrick Z. Downey takes part in Medicare
Dr. Downey 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)
Dr. Patrick Z. Downey received $33 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Downey from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. AtriCure, Inc. paid the most, $33.
Companies that paid Dr. Downey the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Patrick Z. Downey graduated from Arizona College of Osteopathic Medicine Mid Western University
Dr. Downey graduated from Arizona College of Osteopathic Medicine Mid Western University in 2019.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Patrick Z. Downey'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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) |
| 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. Patrick Z. Downey
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. Patrick Z. Downey's NPI number?
Dr. Patrick Z. Downey's NPI number is 1861955387. It was assigned on April 11, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Patrick Z. Downey?
Dr. Patrick Z. Downey is an anesthesiologist in Seattle, Washington. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Patrick Z. Downey practice?
Dr. Downey practices at 325 9th Avenue, Seattle, WA 98104. Dr. Downey's primary practice is Harborview Medical Center in Seattle, Washington, part of University of Washington. Dmand AI also links Dr. Downey to 1 hospital.
What is Dr. Patrick Z. Downey's office phone number?
The practice phone on file for Dr. Downey is (206) 744-9535.
What is Dr. Patrick Z. Downey's medical license number?
Dr. Downey holds New York license 323246.
Which hospitals is Dr. Patrick Z. Downey affiliated with?
Dr. Downey practices at Harborview Medical Center in Seattle, Washington. Dmand AI links Dr. Downey to 1 more hospital.
What medical group is Dr. Patrick Z. Downey part of?
Dr. Downey is linked to UW Physicians.
Does Dr. Patrick Z. Downey accept Medicare?
Yes. CMS lists Dr. Downey as accepting Medicare assignment.
Where did Dr. Patrick Z. Downey go to medical school?
Dr. Downey graduated from Arizona College of Osteopathic Medicine Mid Western University in 2019.
Has Dr. Patrick Z. Downey received payments from drug or device companies?
CMS Open Payments shows $33 in general payments to Dr. Downey from 1 company from 2025 to 2025. The largest total came from AtriCure, Inc.
How long has Dr. Patrick Z. Downey been practicing?
Dr. Downey graduated from medical school in 2019, 7 years ago.
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