Dr. Leslie J. Neilson, MD
- Part D claims, 2021
- 37
- Industry payments
- $21
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 2386 Nw Hoyt St, Portland, OR 97210-3219
- Practice phone
- Call (503) 228-5909
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
James H. Powers
Behavioral health practice · Portland, Oregon
Find Dr. Neilson'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. Leslie J. Neilson is a psychiatrist in Portland, Oregon
Dr. Neilson practices at James H. Powers in Portland, Oregon.
Dr. Neilson's NPI, 1972671782, was assigned on December 1, 2006. Dr. Neilson holds Oregon license MD23141.
- NPI
- 1972671782NPI Registry (opens in a new tab)
- NPI enumeration date
- December 1, 2006
- NPI status
- Active
- Practice phone
- (503) 228-5909
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Leslie J. Neilson practices at James H. Powers in Portland, Oregon
Dr. Neilson's primary practice is James H. Powers, at 2386 Nw Hoyt St, Portland, OR 97210-3219. The practice phone is (503) 228-5909.
- James H. Powers2386 Nw Hoyt St, Portland, OR 97210-3219Phone(503) 228-5909
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Leslie J. Neilson is affiliated with 1 site of care and 1 medical group
Dr. Neilson's primary practice is James H. Powers in Portland, Oregon. Dmand AI also links Dr. Neilson to 1 medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Leslie J. Neilson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Neilson practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| James H. Powers | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Leslie J. Neilson is one of 503 psychiatrists in Oregon
Psychiatry is Dr. Neilson's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Neilson is licensed in Oregon.
Specialties and state licenses
- Psychiatry, OregonPrimary
Psychiatrists near Dr. Neilson
Counts of psychiatrists 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. Leslie J. Neilson wrote 37 Medicare Part D claims in 2021
In 2021, Dr. Neilson wrote 37 Medicare Part D claims. Every claim was for a generic drug. They cover 2 drugs, with $213 in total drug cost. In 2020, CMS named 48 claims across 3 drugs.
Dr. Neilson's most prescribed drugs by claims, 2021
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, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 482021: 3723%
Drugs named by CMS: 2 in 2021, 3 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Leslie J. Neilson received $21 in industry payments in 2023
CMS Open Payments shows 1 general payment to Dr. Neilson from 1 drug or device company in 2023. Food and beverage make up the largest share, 100% of the total. Biogen, Inc. paid the most, $21.
Companies that paid Dr. Neilson the most, 2023 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Leslie J. Neilson'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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 Dr. Leslie J. Neilson
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. Leslie J. Neilson's NPI number?
Dr. Leslie J. Neilson's NPI number is 1972671782. It was assigned on December 1, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Leslie J. Neilson?
Dr. Leslie J. Neilson is a psychiatrist in Portland, Oregon. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Leslie J. Neilson practice?
Dr. Neilson practices at 2386 Nw Hoyt St, Portland, OR 97210-3219. Dr. Neilson's primary practice is James H. Powers in Portland, Oregon. Dmand AI also links Dr. Neilson to 1 medical group.
What is Dr. Leslie J. Neilson's office phone number?
The practice phone on file for Dr. Neilson is (503) 228-5909.
What is Dr. Leslie J. Neilson's medical license number?
Dr. Neilson holds Oregon license MD23141.
What drugs does Dr. Leslie J. Neilson prescribe most?
In 2021 Medicare Part D data, Dr. Neilson's most prescribed drugs by claims were Lorazepam and Fluoxetine HCl.
Has Dr. Leslie J. Neilson received payments from drug or device companies?
CMS Open Payments shows $21 in general payments to Dr. Neilson from 1 company from 2023 to 2023. The largest total came from Biogen, Inc.
How long has Dr. Leslie J. Neilson been practicing?
Dr. Neilson's NPI was assigned in 2006.
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