NPPES file of Aug 9, 2026

Margaret K. Cheung-Ly, RPA-C

Physician Assistant · New York, NY

Margaret K. Cheung-Ly, RPA-C is a physician assistant with a practice address in New York, New York, and NPI 1356591192, issued on Sep 29, 2008. Check the license (New York 012758-1, as entered in NPPES) with the New York 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
1356591192
Name
Margaret K. Cheung-Ly
Credential
RPA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
012758-1 NY
Self-reported in NPPES; status is on the state search
Practice location
68 Bayard St, New York, NY 10013
Phone
(212) 226-5530
Enumerated
Sep 29, 2008
Record last updated
Nov 6, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(212) 343-9682
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 68 Bayard St

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

  1. Maria Francisca De Souza Santos, PHYSICAN ASSISTANTPhysician Assistant1336682350
  2. Kimberly Hartzfeld, D.O.Obstetrics & Gynecology Physician1184814386
  3. Jessica Huang, RPA-CPhysician Assistant1881805083
  4. Karen Kwei, MDObstetrics & Gynecology Physician1265725709
  5. Clarissa Lau, PA-C, MSPASPhysician Assistant1336788686
  6. Flora Lau, FLORA LAUPhysician Assistant1558691246

Verify Margaret K. Cheung-Ly in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this profession
    Search for license 012758-1
    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 New York license search

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86% fewer Medicare Part D claims than the average physician assistant in 2024

116 Medicare Part D claims for 39 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Margaret Cheung-Ly116
  2. Specialty average830

Most prescribed

  1. Alendronate Sodium18 claims
  2. Triamcinolone Acetonide18 claims
  3. Estradiol15 claims
  4. Clotrimazole-Betamethasone12 claims
  5. Nystatin12 claims
  6. Fluconazole11 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.

Margaret K. Cheung-Ly among 15,555 physician assistant records in New York

Margaret K. Cheung-Ly, RPA-C is one of 15,555 physician assistant records with a practice address in New York. 74% 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 20% of them.

  • NPI issued2008 · 20% of these records are older, 77% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileNo · 52% of these records are
  • Record last updated2014 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

3,108 physician assistant records list a practice address in New York

They are 3,108 of the 98,468 NPPES records with a practice address in New York, and 15,555 physician assistant records in New York.

The 8 physician assistant records with the nearest ZIP codes

  1. Maria Francisca De Souza Santos, PHYSICAN ASSISTANTNew York, NY 100131336682350
  2. Susan Eng-Ma, P.A.New York, NY 100131477687754
  3. Yuying Gu, PA-CNew York, NY 100131497095400
  4. Allison Harper, PA-CNew York, NY 100131558511543
  5. Josephine Hua, RPACNew York, NY 100131992920235
  6. Jessica Huang, RPA-CNew York, NY 100131881805083
  7. Flora Lau, FLORA LAUNew York, NY 100131558691246
  8. Vonai Moyo, PA-CNew York, NY 100131669941670

Common questions

What is Margaret K. Cheung-Ly, RPA-C's NPI number?

Margaret K. Cheung-Ly, RPA-C's National Provider Identifier (NPI) is 1356591192, issued on Sep 29, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Margaret K. Cheung-Ly, RPA-C located?

The NPPES record lists a practice address at 68 Bayard St, New York, NY, 10013. Phone: (212) 226-5530. Providers update this record themselves, so call before visiting.

How can I verify Margaret K. Cheung-Ly, RPA-C's license?

NPPES lists New York license number 012758-1, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.

How much does Margaret K. Cheung-Ly, RPA-C prescribe under Medicare Part D?

In 2024, Margaret K. Cheung-Ly, RPA-C had 116 Medicare Part D claims for 39 beneficiaries; the average among physician assistant prescribers was 830. 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.