Keith Yu Fai Ko, PA
Physician Assistant · Brooklyn, NY
Keith Yu Fai Ko, PA is a physician assistant with a practice address in Brooklyn, New York, and NPI 1942920665, issued on Sep 1, 2022. Check the license (New York 029373-01, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Keith Yu Fai Ko
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 029373-01 NY
Self-reported in NPPES; status is on the state search - Practice location
- 450 Clarkson Ave, Brooklyn, NY 11203
- Phone
- (718) 270-1000
- Enumerated
- Sep 1, 2022
- Record last updated
- May 30, 2025
- Medicare enrollment
- Enrolled (PECOS I20250819004323); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 15,555 in New York → Look up another NPI →
Also registered at 450 Clarkson Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Marie Abdallah, MDStudent in an Organized Health Care Education/Training Program1073743639
- Ahmed AbdelfattahStudent in an Organized Health Care Education/Training Program1508708959
- Haram AbdelmajidStudent in an Organized Health Care Education/Training Program1093348054
- Sara AbdelrahamanStudent in an Organized Health Care Education/Training Program1659143568
Verify Keith Yu Fai Ko in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license 029373-01Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.2 times the Medicare Part D claims of the average physician assistant in 2024
1,835 Medicare Part D claims for 468 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Triamcinolone Acetonide251 claims
- Mupirocin241 claims
- Ketoconazole197 claims
- Mometasone Furoate132 claims
- Ciclopirox87 claims
- Clindamycin Phosphate64 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: $1,967.94
66 payments; by number, the most common kind was food and beverage; the largest payer was Dermavant Sciences, Inc. The 64,719 providers of this specialty with any payment received $841.65 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
- Advanced Dermatology PCBrooklyn, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Keith Yu Fai Ko among 15,555 physician assistant records in New York
Keith Yu Fai Ko, PA 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 2022, is newer than 71% of them.
- NPI issued2022 · 71% of these records are older, 23% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 52% of these records are
- Graduated2022 · median 2018 among the 8,158 with a school on file
- Record last updated2025 · 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).
1,279 physician assistant records list a practice address in Brooklyn
They are 1,279 of the 64,057 NPPES records with a practice address in Brooklyn, and 15,555 physician assistant records in New York.
All 15,555 in New York → Every provider in Brooklyn → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Cathy-Ann Boyke, PA-CBrooklyn, NY 112031306818257
- Yevgeniya Brodskaya, PABrooklyn, NY 112031063459048
- Joy Byron, PACBrooklyn, NY 112031205803905
- Lorraine Dubouchet, PA-CBrooklyn, NY 112031760456875
- Lucienne Georges, PABrooklyn, NY 112031669449849
- Reuven Lapin, PABrooklyn, NY 112031619936564
- Sonia Nash, PHYSICIANS ASSISTANTBrooklyn, NY 112031255388583
- Colleen Plummer-Errico, PHYSICIAN ASSISTANTBrooklyn, NY 112031093794737
Common questions
What is Keith Yu Fai Ko, PA's NPI number?
Keith Yu Fai Ko, PA's National Provider Identifier (NPI) is 1942920665, issued on Sep 1, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Keith Yu Fai Ko, PA located?
The NPPES record lists a practice address at 450 Clarkson Ave, Brooklyn, NY, 11203. Phone: (718) 270-1000. Providers update this record themselves, so call before visiting.
How can I verify Keith Yu Fai Ko, PA's license?
NPPES lists New York license number 029373-01, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
How much does Keith Yu Fai Ko, PA prescribe under Medicare Part D?
In 2024, Keith Yu Fai Ko, PA had 1,835 Medicare Part D claims for 468 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.