Chun Khai Chong, MD
Nephrology Physician · Portland, OR
Chun Khai Chong, MD is a nephrology physician with a practice address in Portland, Oregon, and NPI 1932367117, issued on May 24, 2008. Check the license (Oregon MD175504, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Chun Khai Chong
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License numbers
- MD175504 OR
MD-20802 HI
MD60614905 WA
Self-reported in NPPES; status is on the state search - Practice location
- 4224 NE Halsey St Ste 300, Portland, OR 97213
- Phone
- (503) 235-5509
- Enumerated
- May 24, 2008
- Record last updated
- Sep 25, 2025
- Fax
- (503) 235-5335
- Medicare enrollment
- Enrolled (PECOS I20160429000087); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 136 in Oregon → Look up another NPI →
Also registered at 4224 NE Halsey St Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Erin Bolken, PACPhysician Assistant1588816581
- Maria Theresa De Jesus, MDNephrology Physician1083825251
- Todd Hilbelink, MDNephrology Physician1568440584
- Daniel Hutson, PACMedical Physician Assistant1598479297
- Tricia Jesperson, DONephrology Physician1174777973
- Claire Kassakian, MDNephrology Physician1316172984
Verify Chun Khai Chong in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD175504Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
20% more Medicare Part D claims than the average nephrology physician in 2024
1,751 Medicare Part D claims for 400 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.
Most prescribed
- Farxiga189 claims
- Furosemide112 claims
- Losartan Potassium110 claims
- Lisinopril105 claims
- Calcitriol104 claims
- Sevelamer Carbonate86 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $221.95
8 payments; by number, the most common kind was food and beverage; the largest payer was Ardelyx, Inc. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Northwest Renal Clinic IncPortland, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Chun Khai Chong among 136 nephrology physician records in Oregon
Chun Khai Chong, MD is one of 136 nephrology physician records with a practice address in Oregon. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 60% of them.
- NPI issued2008 · 60% of these records are older, 33% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2005 · median 2003 among the 92 with a school on file
- Record last updated2025 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in Oregon
There are 136 nephrology physician records in Oregon.
All 136 in Oregon → Every provider in Portland → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Maria Theresa De Jesus, MDPortland, OR 972131083825251
- Peter Fisher, MDPortland, OR 972131376520452
- Todd Hilbelink, MDPortland, OR 972131568440584
- Arnold Israelit, MDPortland, OR 972131679551436
- Tricia Jesperson, DOPortland, OR 972131174777973
- Claire Kassakian, MDPortland, OR 972131316172984
- Daniel Roberts, MDPortland, OR 972131205248523
- Gurvinder Suri, MDPortland, OR 972131760507867
Common questions
What is Chun Khai Chong, MD's NPI number?
Chun Khai Chong, MD's National Provider Identifier (NPI) is 1932367117, issued on May 24, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Chun Khai Chong, MD located?
The NPPES record lists a practice address at 4224 NE Halsey St Ste 300, Portland, OR, 97213. Phone: (503) 235-5509. Providers update this record themselves, so call before visiting.
How can I verify Chun Khai Chong, MD's license?
NPPES lists Oregon license number MD175504, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Chun Khai Chong, MD prescribe under Medicare Part D?
In 2024, Chun Khai Chong, MD had 1,751 Medicare Part D claims for 400 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.