Dr. Joanna O'Leary, MD
- Medicare services, 2024
- 12,143
- Medicare patients, 2024
- 386
- Part D claims, 2024
- 3,387
- Hospital affiliations
- 5
- Industry payments
- $1,929
- Practice address
- 5050 NE Hoyt Street, Suite 156, Portland, OR 97213
- Practice phone
- Call (971) 229-8100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Plaza Ambulatory Surgery Center - Portland
Surgery Center - Medicare-Certified · Portland, Oregon
Find Dr. O'Leary'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. Joanna O'Leary is a neurologist in Portland, Oregon
Dr. O'Leary practices at Plaza Ambulatory Surgery Center - Portland in Portland, Oregon.
Dr. O'Leary's NPI, 1417101999, was assigned on November 10, 2008. Dr. O'Leary graduated from Rush Medical College of Rush University in 2008. Dr. O'Leary holds Oregon license MD157185.
- NPI
- 1417101999NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6608032735
- NPI enumeration date
- November 10, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (971) 229-8100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Joanna O'Leary practices at Plaza Ambulatory Surgery Center - Portland in Portland, Oregon
Dr. O'Leary's primary practice is Plaza Ambulatory Surgery Center - Portland, at 5050 NE Hoyt Street, Suite 156, Portland, OR 97213. The practice phone is (971) 229-8100.
- Plaza Ambulatory Surgery Center - Portland5050 NE Hoyt Street, Suite 156, Portland, OR 97213Phone(971) 229-8100
Source: Dmand AI Affiliation Data
Dr. Joanna O'Leary is affiliated with 11 sites of care and 8 medical groups
Dr. O'Leary's primary practice is Plaza Ambulatory Surgery Center - Portland in Portland, Oregon. Dr. O'Leary is also affiliated with Providence St. Vincent Medical Center. The medical group on file is Providence Medical Group, Oregon. Dmand AI also links Dr. O'Leary to 4 more hospitals, 7 medical groups, 4 group practices and clinics and 1 home health agency, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Joanna O'Leary's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. O'Leary practices, 11 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Plaza Ambulatory Surgery Center - Portland | Available with a free account |
| +10 more sites and 7 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Joanna O'Leary is one of 246 neurologists in Oregon
Neurology is Dr. O'Leary's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. O'Leary is licensed in Oregon.
Specialties and state licenses
- Neurology, OregonPrimary
Neurologists near Dr. O'Leary
Counts of neurologists 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. Joanna O'Leary billed Medicare for 12,143 services in 2024
CMS data shows 12,143 Medicare services from Dr. O'Leary across 10 procedure codes in 2024, for 386 Medicare patients. Medicare paid $120,088 for them. Every service was in an office.
Dr. O'Leary's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 12,8002024: 11,40011%
- Office and hospital visits
- 2023: 4572024: 51312%
- Other services
- 2023: 02024: 194
- Surgery
- 2023: 02024: 23
- Tests and treatments
- 2023: 192024: 1332%
Dr. O'Leary compared with the Oregon median for neurologists, 2024
- Dr. O'Leary
- Oregon median
- Medicare services
- 12,143vs 24749.2 times
- Medicare patients
- 386vs 1532.5 times
- Part D claims
- 3,222vs 3928.2 times
Medians across 253 neurologists in Oregon with Dmand AI profiles that report each measure.
Dr. O'Leary'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. O'Leary and other neurologists in Oregon.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Joanna O'Leary treated 386 Medicare patients in 2024, average age 75
CMS counts 386 Medicare patients who saw Dr. O'Leary in 2024. The largest group is 75 to 84, with 163 patients. 66% of them have high cholesterol, and 62% have high blood pressure. 11% are also on Medicaid. Their average risk score is 1.52, 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. O'Leary's median patient age at 75, with 44% women.
Dr. O'Leary's Medicare patients by age, 2024
Dr. O'Leary's Medicare patients by sex, 2024
- Women19049%
- Men19651%
Chronic conditions among Dr. O'Leary's Medicare patients, 2024
- High cholesterol66%
- High blood pressure62%
- Parkinson's disease61%
- Arthritis45%
- Mood disorders39%
- Depression37%
- Anxiety35%
- Alzheimer's and dementia20%
Share of Medicare patients with each condition. A patient can have several.
Dr. O'Leary's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women44%
- Men55%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Joanna O'Leary wrote 3,387 Medicare Part D claims in 2024
In 2024, Dr. O'Leary wrote 3,387 Medicare Part D claims for 597 patients. 93% of them were for generic drugs. CMS names the drug for 3,222 of them, across 42 drugs with 11 or more claims each, at $843,515 in total drug cost. In 2023, CMS named 3,008 claims across 38 drugs.
Dr. O'Leary's Part D claims by kind of drug, 2024
- Generic3,141 claims93%
- Brand-name and other246 claims7%
Dr. O'Leary'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. O'Leary's Part D claims, 2024
- Antipsychotics, patients 65 and over2%81 of 3,387 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: 3,0082024: 3,2227%
Drugs named by CMS: 42 in 2024, 38 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. Joanna O'Leary offers telehealth to Medicare patients
Dr. O'Leary accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. O'Leary as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Skin biopsy: 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. Joanna O'Leary received $1,929 in industry payments from 2016 to 2025
CMS Open Payments shows 27 general payments to Dr. O'Leary from 8 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 83% of the total. Boston Scientific Corporation paid the most, $639.
General payments to Dr. O'Leary by program year, 2016 to 2025
General payments to Dr. O'Leary by kind, 2016 to 2025
- Food and beverage$1,59383%
- Travel and lodging$28715%
- Education$493%
Companies that paid Dr. O'Leary the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Joanna O'Leary graduated from Rush Medical College of Rush University
Dr. O'Leary graduated from Rush Medical College of Rush University in 2008.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Joanna O'Leary'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)Doctors and Clinicians Utilization Data (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. Joanna O'Leary
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. Joanna O'Leary's NPI number?
Dr. Joanna O'Leary's NPI number is 1417101999. It was assigned on November 10, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Joanna O'Leary?
Dr. Joanna O'Leary is a neurologist in Portland, Oregon. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Joanna O'Leary practice?
Dr. O'Leary practices at 5050 NE Hoyt Street, Suite 156, Portland, OR 97213. Dr. O'Leary's primary practice is Plaza Ambulatory Surgery Center - Portland in Portland, Oregon. Dmand AI also links Dr. O'Leary to 4 hospitals, 7 medical groups, 4 group practices and clinics and 1 home health agency.
What is Dr. Joanna O'Leary's office phone number?
The practice phone on file for Dr. O'Leary is (971) 229-8100.
What is Dr. Joanna O'Leary's medical license number?
Dr. O'Leary holds Oregon license MD157185.
Which hospitals is Dr. Joanna O'Leary affiliated with?
Dr. O'Leary is affiliated with Providence St. Vincent Medical Center. Dmand AI links Dr. O'Leary to 4 more hospitals.
What medical group is Dr. Joanna O'Leary part of?
Dr. O'Leary is linked to Providence Medical Group, Oregon. Dmand AI links Dr. O'Leary to 7 more medical groups.
Does Dr. Joanna O'Leary accept Medicare?
Yes. CMS data shows Dr. O'Leary billed Medicare for 12,143 services in 2024, and Dr. O'Leary accepts Medicare assignment.
Does Dr. Joanna O'Leary offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. O'Leary as offering telehealth services.
How many Medicare patients does Dr. Joanna O'Leary see?
CMS counts 386 Medicare patients who saw Dr. O'Leary in 2024, with an average age of 75.
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What services does Dr. Joanna O'Leary bill to Medicare?
In 2024, Dr. O'Leary's most billed Medicare services were injected or infused drug (J0585), office visit, established patient (99215) and medicare service (G2211).
Where did Dr. Joanna O'Leary go to medical school?
Dr. O'Leary graduated from Rush Medical College of Rush University in 2008.
What drugs does Dr. Joanna O'Leary prescribe most?
In 2024 Medicare Part D data, Dr. O'Leary's most prescribed drugs by claims were Carbidopa-Levodopa, Carbidopa-Levodopa ER and Gabapentin.
Has Dr. Joanna O'Leary received payments from drug or device companies?
CMS Open Payments shows $1,929 in general payments to Dr. O'Leary from 8 companies from 2016 to 2025. The largest total came from Boston Scientific Corporation.
How long has Dr. Joanna O'Leary been practicing?
Dr. O'Leary graduated from medical school in 2008, 18 years ago.
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