Dr. Ian R. Neilson, MD
- Industry payments
- $26
- Affiliated sites
- 1
- Medical group
- 1
- State licenses
- 2
- Year NPI issued
- 2006
- Practice address
- 887 Congress St, Portland, ME 04102-3100
- Practice phone
- Call (207) 662-5555
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Maine Pediatric Surgical Associates
Pediatric practice · Portland, Maine
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. Ian R. Neilson is a pediatric surgery physician in Seattle, Washington
Dr. Neilson practices at Maine Pediatric Surgical Associates in Portland, Maine.
Dr. Neilson's NPI, 1447330410, was assigned on October 16, 2006. Dr. Neilson holds Maine license MD18028.
- NPI
- 1447330410NPI Registry (opens in a new tab)
- NPI enumeration date
- October 16, 2006
- NPI status
- Active
- Practice phone
- (207) 662-5555
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ian R. Neilson practices in Portland and Seattle
Dr. Neilson's primary practice is Maine Pediatric Surgical Associates, at 887 Congress St, Portland, ME 04102-3100. The practice phone is (207) 662-5555. The NPI Registry lists Dr. Neilson's practice address as 325 9th Ave, Seattle, WA 98104.
- Maine Pediatric Surgical AssociatesPrimary887 Congress St, Portland, ME 04102-3100Phone(207) 662-5555
- NPI Registry address325 9th Ave, Seattle, WA 98104 · King CountyPhone(207) 662-5555
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Ian R. Neilson is affiliated with 1 site of care and 1 medical group
Dr. Neilson's primary practice is Maine Pediatric Surgical Associates in Portland, Maine. 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. Ian R. 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 |
|---|---|
| Maine Pediatric Surgical Associates | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ian R. Neilson is one of 27 pediatric surgery physicians in Washington
Pediatric surgery is Dr. Neilson's primary specialty in the NPI Registry, under taxonomy code 2086S0120X. Dmand AI has Dr. Neilson's licenses on file in 2 states: Maine and Alaska.
Specialties and state licenses
- Pediatric surgery, MainePrimary
- Alaska license
Pediatric surgery physicians near Dr. Neilson
Counts of pediatric surgery physicians 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. Ian R. Neilson received $26 in industry payments in 2018
CMS Open Payments shows 1 general payment to Dr. Neilson from 1 drug or device company in 2018. Food and beverage make up the largest share, 100% of the total. Zimmer Biomet Holdings, Inc. paid the most, $26.
Companies that paid Dr. Neilson the most, 2018 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Ian R. 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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (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. Ian R. 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. Ian R. Neilson's NPI number?
Dr. Ian R. Neilson's NPI number is 1447330410. It was assigned on October 16, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Ian R. Neilson?
Dr. Ian R. Neilson is a pediatric surgery physician in Seattle, Washington. The primary specialty in the NPI Registry is Pediatric Surgery Physician (taxonomy code 2086S0120X).
Where does Dr. Ian R. Neilson practice?
Dr. Neilson practices at 887 Congress St, Portland, ME 04102-3100. Dr. Neilson also practices at 325 9th Ave, Seattle, WA 98104. Dr. Neilson's primary practice is Maine Pediatric Surgical Associates in Portland, Maine. Dmand AI also links Dr. Neilson to 1 medical group.
What is Dr. Ian R. Neilson's office phone number?
The practice phone on file for Dr. Neilson is (207) 662-5555.
What is Dr. Ian R. Neilson's medical license number?
Dr. Neilson holds Maine license MD18028, one of the licenses on file in 2 states.
Which states has Dr. Ian R. Neilson been licensed in?
Dmand AI has state licenses on file for Dr. Neilson in Maine and Alaska.
Has Dr. Ian R. Neilson received payments from drug or device companies?
CMS Open Payments shows $26 in general payments to Dr. Neilson from 1 company from 2018 to 2018. The largest total came from Zimmer Biomet Holdings, Inc.
How long has Dr. Ian R. Neilson been practicing?
Dr. Neilson's NPI was assigned in 2006.
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