NPPES file of Aug 9, 2026

Margaret Yuan-Fong Kwong Ng, PAC

Medical Physician Assistant · Portland, OR

Margaret Yuan-Fong Kwong Ng, PAC is a medical physician assistant with a practice address in Portland, Oregon, and NPI 1881108231, issued on Nov 21, 2017. Check the license (Oregon PA206830, as entered in NPPES) with the Oregon board that licenses this profession; 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
1881108231
Name
Margaret Yuan-Fong Kwong Ng
Credential
PAC
Primary taxonomy
Medical Physician Assistant 363AM0700X
License numbers
PA206830 OR
PA61158299 WA
Self-reported in NPPES; status is on the state search
Practice location
1111 NE 99TH Ave Ste 301, Portland, OR 97220
Phone
(503) 963-2707
Enumerated
Nov 21, 2017
Record last updated
Nov 4, 2024
Fax
(503) 963-2802
Medicaid IDs
500797340 OR
2186058 WA
Medicare enrollment
Enrolled (PECOS I20210913003155); 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 1111 NE 99TH Ave Ste 301

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

  1. Gennadiy Bakis, M.D.Gastroenterology Physician1184614455
  2. Michael Barth, PA-CPhysician Assistant1023416906
  3. Debbie Cheng, MDGastroenterology Physician1730576018
  4. Aaron Cosman, FNPFamily Nurse Practitioner1538558242
  5. Tricia Eisenbraun, RD, LDRegistered Dietitian1558554360
  6. Charles GabbertGastroenterology Physician1750587945

Verify Margaret Yuan-Fong Kwong Ng in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Oregon board licenses this profession
    Search for license PA206830
    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
Find 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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24% fewer Medicare Part D claims than the average medical physician assistant in 2024

875 Medicare Part D claims for 329 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.

  1. Margaret Ng875
  2. Specialty average1,148

Most prescribed

  1. Omeprazole385 claims
  2. Pantoprazole Sodium174 claims
  3. Gavilyte-G88 claims
  4. Peg-3350 And Electrolytes54 claims
  5. Dicyclomine Hcl35 claims
  6. Gavilyte-C22 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: $704.46

8 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 16,165 providers of this specialty with any payment received $1,055.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Margaret Ng$704.46
  2. Specialty average$1,055.00

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. The Oregon Clinic, PCPortland, OR

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

Margaret Yuan-Fong Kwong Ng among 699 medical physician assistant records in Oregon

Margaret Yuan-Fong Kwong Ng, PAC is one of 699 medical physician assistant records with a practice address in Oregon. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 70% of them.

  • NPI issued2017 · 70% of these records are older, 28% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 73% of these records are
  • Graduated2017 · median 2014 among the 508 with a school on file
  • Record last updated2024 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Physician Assistant providers in Oregon

There are 699 medical physician assistant records in Oregon.

The 8 medical physician assistant records with the nearest ZIP codes

  1. Caitlin Fields, PA-CPortland, OR 972201609174275
  2. Jacob Hauptman, P.A.-CPortland, OR 972201285802850
  3. Camille Snyder, PA-CPortland, OR 972201821175043
  4. Lynette Spjut, PA-CPortland, OR 972201962694976
  5. Christina Thompson, PA-CPortland, OR 972201659622819
  6. Vee Yoong, PA-C, PH.D.Portland, OR 972201700833217
  7. Andrew FraserPortland, OR 972191720436611
  8. Billy Cunnington, PA-CClackamas, OR 972221710943402

Common questions

What is Margaret Yuan-Fong Kwong Ng, PAC's NPI number?

Margaret Yuan-Fong Kwong Ng, PAC's National Provider Identifier (NPI) is 1881108231, issued on Nov 21, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Margaret Yuan-Fong Kwong Ng, PAC located?

The NPPES record lists a practice address at 1111 NE 99TH Ave Ste 301, Portland, OR, 97220. Phone: (503) 963-2707. Providers update this record themselves, so call before visiting.

How can I verify Margaret Yuan-Fong Kwong Ng, PAC's license?

NPPES lists Oregon license number PA206830, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.

How much does Margaret Yuan-Fong Kwong Ng, PAC prescribe under Medicare Part D?

In 2024, Margaret Yuan-Fong Kwong Ng, PAC had 875 Medicare Part D claims for 329 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.