Dr. Ronald Ng, MD
- Medicare services, 2024
- 744
- Medicare patients, 2024
- 165
- Part D claims, 2024
- 748
- Publications
- 1
- MIPS score, 2024
- 99
- 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. Ng'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. Ronald Ng is a medical oncologist in Portland, Oregon
Dr. Ng practices at OHSU Hospital in Portland, Oregon, part of State of Oregon.
Dr. Ng's NPI, 1164957544, was assigned on April 24, 2017. Dr. Ng graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 2017. Dr. Ng holds Oregon license MD216878.
- NPI
- 1164957544NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9335410232
- NPI enumeration date
- April 24, 2017
- 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
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ronald Ng practices at OHSU Hospital in Portland, Oregon
Dr. Ng'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. Ronald Ng is affiliated with 5 sites of care and 1 medical group
Dr. Ng's primary practice is OHSU Hospital in Portland, Oregon, part of State of Oregon. Dr. Ng is also affiliated with Adventist Health Portland. The medical group on file is Oregon Health & Science University (OHSU). Dmand AI also links Dr. Ng to 1 more hospital, 1 clinical lab and 1 group practice or clinic, 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. Ronald Ng's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ng practices, 5 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 |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ronald Ng is one of 91 medical oncologists in Oregon
Medical oncology is Dr. Ng's primary specialty in the NPI Registry, under taxonomy code 207RX0202X. Dmand AI has Dr. Ng's licenses on file in 2 states: Oregon and Illinois.
Specialties and state licenses
- Medical oncology, OregonPrimary
- Hematology and oncology, Illinois
Medical oncologists near Dr. Ng
Counts of medical oncologists 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. Ronald Ng billed Medicare for 744 services in 2024
CMS data shows 744 Medicare services from Dr. Ng across 4 procedure codes in 2024, for 165 Medicare patients. Medicare paid $38,553 for them. Every service was in an office.
Dr. Ng's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 792024: 377377%
- Other services
- 2023: 02024: 367
Dr. Ng compared with the Oregon median for medical oncologists, 2024
- Dr. Ng
- Oregon median
- Medicare services
- 744vs 3582.1 times
- Medicare patients
- 165vs 11149% above
- Part D claims
- 611vs 2522.4 times
Medians across 92 medical oncologists in Oregon with Dmand AI profiles that report each measure.
Dr. Ng'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. Ng and other medical oncologists in Oregon.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ronald Ng treated 165 Medicare patients in 2024, average age 73
CMS counts 165 Medicare patients who saw Dr. Ng in 2024. The largest group is 65 to 74, with 87 patients. 75% of them have cancer, and 61% have high blood pressure. 12% are also on Medicaid. Their average risk score is 1.80, 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. Ng's median patient age at 74, with 12% women.
Dr. Ng's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Ng's Medicare patients by sex, 2024
- Women2012%
- Men14588%
Chronic conditions among Dr. Ng's Medicare patients, 2024
- Cancer75%
- High blood pressure61%
- High cholesterol53%
- Chronic kidney disease26%
- Arthritis24%
- Atrial fibrillation19%
- Ischemic heart disease19%
- Mood disorders19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ng's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women12%
- Men88%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ronald Ng wrote 748 Medicare Part D claims in 2024
In 2024, Dr. Ng wrote 748 Medicare Part D claims for 122 patients. 77% of them were for generic drugs. CMS names the drug for 611 of them, across 19 drugs with 11 or more claims each, at $2,060,189 in total drug cost. In 2023, CMS named 48 claims across 4 drugs.
Dr. Ng's Part D claims by kind of drug, 2024
- Generic574 claims77%
- Brand-name174 claims23%
Dr. Ng'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. Ng's Part D claims, 2024
- Opioids4%30 of 748 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: 482024: 6111173%
Drugs named by CMS: 19 in 2024, 4 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. Ronald Ng scored 99 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 99 out of 100 for Dr. Ng for performance year 2024, reported through an alternative payment model (APM). Dr. Ng accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Ng as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Ng's MIPS scores, performance year 2024
- 99of 100Final score
- 84.3of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Ronald Ng has 1 publication on record
Dmand AI links 1 paper to Dr. Ng in 2016. Dr. Ng's most frequent co-authors are Taha Alrifai, MD, Leo I. Gordon, MD and Reem Md Karmali, MD.
Dr. Ng's most frequent co-authors
Recent publications by Dr. Ng
See who Dr. Ng researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ng works with, so you can find a warm path to the right medical oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Ronald Ng received $1,001 in industry payments from 2023 to 2025
CMS Open Payments shows 8 general payments to Dr. Ng from 5 drug and device companies from 2023 to 2025. Food and beverage make up the largest share, 100% of the total. Exelixis Inc. paid the most, $441.
General payments to Dr. Ng by program year, 2023 to 2025
Companies that paid Dr. Ng the most, 2023 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ronald Ng graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb)
Dr. Ng graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 2017.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ronald Ng'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Ronald Ng
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. Ronald Ng's NPI number?
Dr. Ronald Ng's NPI number is 1164957544. It was assigned on April 24, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Ronald Ng?
Dr. Ronald Ng is a medical oncologist in Portland, Oregon. The primary specialty in the NPI Registry is Medical Oncology Physician (taxonomy code 207RX0202X).
Where does Dr. Ronald Ng practice?
Dr. Ng practices at 3181 SW Sam Jackson Park Road, Portland, OR 97239. Dr. Ng's primary practice is OHSU Hospital in Portland, Oregon, part of State of Oregon. Dmand AI also links Dr. Ng to 1 hospital, 1 clinical lab and 1 group practice or clinic.
What is Dr. Ronald Ng's office phone number?
The practice phone on file for Dr. Ng is (503) 494-9000.
What is Dr. Ronald Ng's medical license number?
Dr. Ng holds Oregon license MD216878, one of the licenses on file in 2 states.
Which states has Dr. Ronald Ng been licensed in?
Dmand AI has state licenses on file for Dr. Ng in Oregon and Illinois.
Which hospitals is Dr. Ronald Ng affiliated with?
Dr. Ng practices at OHSU Hospital in Portland, Oregon. Dr. Ng is also affiliated with Adventist Health Portland. Dmand AI links Dr. Ng to 1 more hospital.
What medical group is Dr. Ronald Ng part of?
Dr. Ng is linked to Oregon Health & Science University (OHSU).
Does Dr. Ronald Ng accept Medicare?
Yes. CMS data shows Dr. Ng billed Medicare for 744 services in 2024, and Dr. Ng accepts Medicare assignment.
Does Dr. Ronald Ng offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Ng as offering telehealth services.
Show 9 more questionsShow fewer questions
What is Dr. Ronald Ng's MIPS score?
Dr. Ng's MIPS final score for performance year 2024 is 99 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Ronald Ng see?
CMS counts 165 Medicare patients who saw Dr. Ng in 2024, with an average age of 73.
What services does Dr. Ronald Ng bill to Medicare?
In 2024, Dr. Ng's most billed Medicare services were medicare service (G2211), office visit, established patient (99214) and office visit, new patient (99205).
Where did Dr. Ronald Ng go to medical school?
Dr. Ng graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 2017.
What drugs does Dr. Ronald Ng prescribe most?
In 2024 Medicare Part D data, Dr. Ng's most prescribed drugs by claims were Abiraterone Acetate, Prednisone and Cabometyx.
Has Dr. Ronald Ng received payments from drug or device companies?
CMS Open Payments shows $1,001 in general payments to Dr. Ng from 5 companies from 2023 to 2025. The largest total came from Exelixis Inc.
How long has Dr. Ronald Ng been practicing?
Dr. Ng graduated from medical school in 2017, 9 years ago.
Does Dr. Ronald Ng do research?
Dmand AI links 1 publication to Dr. Ng.
Who does Dr. Ronald Ng publish with?
Dr. Ng's most frequent co-authors are Taha Alrifai, MD (1 shared paper), Leo I. Gordon, MD (1 shared paper) and Reem Md Karmali, MD (1 shared paper).
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