NPPES file of Aug 9, 2026

Myung Sun Kim

Hematology & Oncology Physician · Portland, OR

Myung Sun Kim is a hematology & oncology physician with a practice address in Portland, Oregon, and NPI 1639457583, issued on Jul 26, 2011. Check the license (Oregon MD165846, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1639457583
Name
Myung Sun Kim
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License numbers
MD165846 OR
BP10040646 TX
Self-reported in NPPES; status is on the state search
Practice location
5050 NE Hoyt St Ste 256, Portland, OR 97213
Phone
(503) 239-7767
Enumerated
Jul 26, 2011
Record last updated
May 31, 2022
Medicare enrollment
Enrolled (PECOS I20221202000453); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 5050 NE Hoyt St Ste 256

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Sharif Ahmed, M.D.Hematology & Oncology Physician1629465554
  2. Michele Babicky, M.D.Surgical Oncology Physician1871742478
  3. Michael Dupre, ANPAdult Health Nurse Practitioner1154403491
  4. Kimberly Grady, PA-CPhysician Assistant1013466549
  5. Robert Lufkin, D.O.Medical Oncology Physician1013932854
  6. Sarah Rankin, PA-CMedical Physician Assistant1790080091

Verify Myung Sun Kim in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical Board
    Search for license MD165846
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Oregon license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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9% more Medicare Part D claims than the average hematology & oncology physician in 2024

960 Medicare Part D claims for 167 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims. 54 claims were for opioids.

  1. Myung Sun Kim960
  2. Specialty average877

Most prescribed

  1. Anastrozole114 claims
  2. Hydroxyurea75 claims
  3. Acyclovir64 claims
  4. Calquence63 claims
  5. Tamoxifen Citrate41 claims
  6. Revlimid39 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: $139.20

1 payment: food and beverage; the largest payer was Gilead Sciences, Inc. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Myung Sun Kim$139.20
  2. Specialty average$7,481.41

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

  1. Northwest Cancer Specialists PCVancouver, WA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Myung Sun Kim among 138 hematology & oncology physician records in Oregon

Myung Sun Kim is one of 138 hematology & oncology physician records with a practice address in Oregon. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 74% of them.

  • NPI issued2011 · 74% of these records are older, 23% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2010 · median 2001 among the 97 with a school on file
  • Record last updated2022 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hematology & Oncology Physician providers in Oregon

There are 138 hematology & oncology physician records in Oregon.

The 8 hematology & oncology physician records with the nearest ZIP codes

  1. Sharif Ahmed, M.D.Portland, OR 972131629465554
  2. Evelyn Brosnan, M.D.Portland, OR 972131497098941
  3. Jeffrey Menashe, M.D.Portland, OR 972131871596551
  4. William Mooney, M.D.Portland, OR 972131467455014
  5. William Pearse, MDPortland, OR 972131225423148
  6. David Regan, M.D.Portland, OR 972131255334926
  7. Mark Seligman, M.D.Portland, OR 972131528061173
  8. Miklos Simon, MDPortland, OR 972131710919972

Common questions

What is Myung Sun Kim's NPI number?

Myung Sun Kim's National Provider Identifier (NPI) is 1639457583, issued on Jul 26, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Myung Sun Kim located?

The NPPES record lists a practice address at 5050 NE Hoyt St Ste 256, Portland, OR, 97213. Phone: (503) 239-7767. Providers update this record themselves, so call before visiting.

How can I verify Myung Sun Kim's license?

NPPES lists Oregon license number MD165846, 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 Myung Sun Kim prescribe under Medicare Part D?

In 2024, Myung Sun Kim had 960 Medicare Part D claims for 167 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.