Dr. Thongphanh Phanthavady, MD
- Medicare patients, 2024
- 18
- Part D claims, 2024
- 3,488
- Hospital affiliations
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 500 NE Multnomah St, Portland, OR 97232
- Practice phone
- Call (503) 813-2440
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kaiser Foundation Health Plan of the Northwest
Portland, Oregon
Find Dr. Phanthavady'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. Thongphanh Phanthavady is a family medicine physician in Portland, Oregon
Dr. Phanthavady practices at Kaiser Foundation Health Plan of the Northwest in Portland, Oregon.
Dr. Phanthavady's NPI, 1932472669, was assigned on February 10, 2012. Dr. Phanthavady graduated from University of Utah School of Medicine in 2009. Dr. Phanthavady holds California license A118769.
- NPI
- 1932472669NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5092969485
- NPI enumeration date
- February 10, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (503) 813-2440
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Thongphanh Phanthavady practices at Kaiser Foundation Health Plan of the Northwest in Portland, Oregon
Dr. Phanthavady's primary practice is Kaiser Foundation Health Plan of the Northwest, at 500 NE Multnomah St, Portland, OR 97232 in Multnomah County. The practice phone is (503) 813-2440.
- Kaiser Foundation Health Plan of the Northwest500 NE Multnomah St, Portland, OR 97232 · Multnomah CountyPhone(503) 813-2440
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Thongphanh Phanthavady is affiliated with 3 sites of care and 1 medical group
Dr. Phanthavady's primary practice is Kaiser Foundation Health Plan of the Northwest in Portland, Oregon. Dr. Phanthavady is also affiliated with Kaiser Permanente Westside Medical Center. The medical group on file is Kaiser Permanente Northwest. Dmand AI also links Dr. Phanthavady to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Thongphanh Phanthavady's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Phanthavady practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Foundation Health Plan of the Northwest | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Thongphanh Phanthavady is one of 2,398 family medicine physicians in Oregon
Family medicine is Dr. Phanthavady's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Phanthavady is licensed in California.
Specialties and state licenses
- Family medicine, CaliforniaPrimary
Family medicine physicians near Dr. Phanthavady
Counts of family medicine 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. Thongphanh Phanthavady treated 18 Medicare patients in 2024, average age 70
CMS counts 18 Medicare patients who saw Dr. Phanthavady in 2024. Their average risk score is 1.21, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Phanthavady's median patient age at 45, with 50% women.
Dr. Phanthavady's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 45
Patient panel by sex, all payers
- Women50%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Thongphanh Phanthavady wrote 3,488 Medicare Part D claims in 2024
In 2024, Dr. Phanthavady wrote 3,488 Medicare Part D claims for 372 patients. 90% of them were for generic drugs. CMS names the drug for 3,042 of them, across 70 drugs with 11 or more claims each, at $99,670 in total drug cost. In 2023, CMS named 2,496 claims across 61 drugs.
Dr. Phanthavady's Part D claims by kind of drug, 2024
- Generic3,131 claims90%
- Brand-name320 claims9%
- Other37 claims1%
Dr. Phanthavady'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. Phanthavady's Part D claims, 2024
- Opioids6%205 of 3,488 claims
- Antibiotics1%32 of 3,488 claims
- Antipsychotics, patients 65 and over0%12 of 3,488 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: 2,4962024: 3,04222%
Drugs named by CMS: 70 in 2024, 61 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
How Dr. Thongphanh Phanthavady takes part in Medicare
Dr. Phanthavady accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Thongphanh Phanthavady graduated from University of Utah School of Medicine
Dr. Phanthavady graduated from University of Utah School of Medicine in 2009.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Thongphanh Phanthavady'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| 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) |
| 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. Thongphanh Phanthavady
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. Thongphanh Phanthavady's NPI number?
Dr. Thongphanh Phanthavady's NPI number is 1932472669. It was assigned on February 10, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Thongphanh Phanthavady?
Dr. Thongphanh Phanthavady is a family medicine physician in Portland, Oregon. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Thongphanh Phanthavady practice?
Dr. Phanthavady practices at 500 NE Multnomah St, Portland, OR 97232. Dr. Phanthavady's primary practice is Kaiser Foundation Health Plan of the Northwest in Portland, Oregon. Dmand AI also links Dr. Phanthavady to 1 group practice or clinic.
What is Dr. Thongphanh Phanthavady's office phone number?
The practice phone on file for Dr. Phanthavady is (503) 813-2440.
What is Dr. Thongphanh Phanthavady's medical license number?
Dr. Phanthavady holds California license A118769.
Which hospitals is Dr. Thongphanh Phanthavady affiliated with?
Dr. Phanthavady is affiliated with Kaiser Permanente Westside Medical Center.
What medical group is Dr. Thongphanh Phanthavady part of?
Dr. Phanthavady is linked to Kaiser Permanente Northwest.
Does Dr. Thongphanh Phanthavady accept Medicare?
Yes. CMS lists Dr. Phanthavady as accepting Medicare assignment.
How many Medicare patients does Dr. Thongphanh Phanthavady see?
CMS counts 18 Medicare patients who saw Dr. Phanthavady in 2024, with an average age of 70.
Where did Dr. Thongphanh Phanthavady go to medical school?
Dr. Phanthavady graduated from University of Utah School of Medicine in 2009.
What drugs does Dr. Thongphanh Phanthavady prescribe most?
In 2024 Medicare Part D data, Dr. Phanthavady's most prescribed drugs by claims were Atorvastatin Calcium, Losartan Potassium and Amlodipine Besylate.
How long has Dr. Thongphanh Phanthavady been practicing?
Dr. Phanthavady graduated from medical school in 2009, 17 years ago.
Selling to family medicine practices?
See family medicine physicians in Oregon by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card