Dr. Brian David Leese, DO
- Medicare services, 2019
- 129
- Part D claims, 2024
- 361
- Hospital affiliations
- 1
- Medical groups
- 3
- State license
- 1
- Practice address
- 3181 SW Sam Jackson Park Road, Portland, OR 97239
- Practice phone
- Call (503) 494-9000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Leese's professional email, personal email and mobile number
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Dr. Brian David Leese is an internist in Portland, Oregon
Dr. Leese practices at OHSU Hospital in Portland, Oregon, part of State of Oregon.
Dr. Leese's NPI, 1487979324, was assigned on April 4, 2010. Dr. Leese graduated from Lake Erie College of Osteopathic Medicine, Erie in 2010. Dr. Leese holds Oregon license DO161839.
- NPI
- 1487979324NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3173768835
- NPI enumeration date
- April 4, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (503) 494-9000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Brian David Leese practices at OHSU Hospital in Portland, Oregon
Dr. Leese's primary practice is OHSU Hospital, at 3181 SW Sam Jackson Park Road, Portland, OR 97239 in Multnomah County. The practice phone is (503) 494-9000.
- OHSU Hospital3181 SW Sam Jackson Park Road, Portland, OR 97239 · Multnomah CountyPhone(503) 494-9000
Source: Dmand AI Affiliation Data
Dr. Brian David Leese is affiliated with 3 sites of care and 3 medical groups
Dr. Leese's primary practice is OHSU Hospital in Portland, Oregon, part of State of Oregon. The medical group on file is Oregon Health & Science University (OHSU). Dmand AI also links Dr. Leese to 2 more medical groups, 1 clinical lab and 1 hospice, 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. Brian David Leese's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Leese practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| OHSU Hospital | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Brian David Leese is one of 1,680 internists in Oregon
Internal medicine is Dr. Leese's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Leese is licensed in Oregon.
Specialties and state licenses
- Internal medicine, OregonPrimary
Internists near Dr. Leese
Counts of internists 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. Brian David Leese billed Medicare for 129 services in 2019
CMS data shows 129 Medicare services from Dr. Leese across 4 procedure codes in 2019. Medicare paid $10,373 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Leese's Medicare services by type, 2018 to 2019
- 2018
- 2019
- Office and hospital visits
- 2018: 2332019: 12945%
Dr. Leese compared with the Oregon median for internists, 2019
- Dr. Leese
- Oregon median
- Medicare services
- 129vs 30057% below
- Part D claims
- 186vs 22216% below
Medians across 1,791 internists in Oregon with Dmand AI profiles that report each measure.
Dr. Leese's most billed Medicare procedure codes, 2019
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. Leese and other internists in Oregon.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Brian David Leese's patients have a median age of 79
Across all payers, Dmand AI patient panel data puts Dr. Leese's median patient age at 79, with 53% women.
Dr. Leese's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 79
Patient panel by sex, all payers
- Women53%
- Men46%
Source: Dmand AI Patient Panel Data
Dr. Brian David Leese wrote 361 Medicare Part D claims in 2024
In 2024, Dr. Leese wrote 361 Medicare Part D claims for 77 patients. 81% of them were for generic drugs. CMS names the drug for 186 of them, across 7 drugs with 11 or more claims each, at $10,700 in total drug cost. In 2023, CMS named 34 claims across 2 drugs.
Dr. Leese's Part D claims by kind of drug, 2024
- Generic291 claims81%
- Brand-name70 claims19%
Dr. Leese'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 342024: 186447%
Drugs named by CMS: 7 in 2024, 2 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. Brian David Leese offers telehealth to Medicare patients
Dr. Leese accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Leese as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Brian David Leese graduated from Lake Erie College of Osteopathic Medicine, Erie
Dr. Leese graduated from Lake Erie College of Osteopathic Medicine, Erie in 2010.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Brian David Leese'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 Data |
| 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) |
| 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. Brian David Leese
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. Brian David Leese's NPI number?
Dr. Brian David Leese's NPI number is 1487979324. It was assigned on April 4, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Brian David Leese?
Dr. Brian David Leese is an internist in Portland, Oregon. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Brian David Leese practice?
Dr. Leese practices at 3181 SW Sam Jackson Park Road, Portland, OR 97239. Dr. Leese's primary practice is OHSU Hospital in Portland, Oregon, part of State of Oregon. Dmand AI also links Dr. Leese to 2 medical groups, 1 clinical lab and 1 hospice.
What is Dr. Brian David Leese's office phone number?
The practice phone on file for Dr. Leese is (503) 494-9000.
What is Dr. Brian David Leese's medical license number?
Dr. Leese holds Oregon license DO161839.
Which hospitals is Dr. Brian David Leese affiliated with?
Dr. Leese practices at OHSU Hospital in Portland, Oregon.
What medical group is Dr. Brian David Leese part of?
Dr. Leese is linked to Oregon Health & Science University (OHSU). Dmand AI links Dr. Leese to 2 more medical groups.
Does Dr. Brian David Leese accept Medicare?
Yes. CMS data shows Dr. Leese billed Medicare for 129 services in 2019, and Dr. Leese accepts Medicare assignment.
Does Dr. Brian David Leese offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Leese as offering telehealth services.
What services does Dr. Brian David Leese bill to Medicare?
In 2019, Dr. Leese's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99222).
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Where did Dr. Brian David Leese go to medical school?
Dr. Leese graduated from Lake Erie College of Osteopathic Medicine, Erie in 2010.
What drugs does Dr. Brian David Leese prescribe most?
In 2024 Medicare Part D data, Dr. Leese's most prescribed drugs by claims were Levothyroxine Sodium, Quetiapine Fumarate and Metoprolol Succinate.
How long has Dr. Brian David Leese been practicing?
Dr. Leese graduated from medical school in 2010, 16 years ago.
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