Kenneth Kin Yan Woo, M.D.
Critical Care Medicine (Internal Medicine) Physician · Los Angeles, CA
Kenneth Kin Yan Woo, M.D. is a critical care medicine (internal medicine) physician with a practice address in Los Angeles, California, and NPI 1811423775, issued on May 11, 2017. Check the license (California A158200, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Kenneth Kin Yan Woo
- Credential
- M.D.
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- A158200 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1200 N State St, Los Angeles, CA 90089
- Phone
- (323) 226-2622
- Enumerated
- May 11, 2017
- Record last updated
- Jan 24, 2024
- Entity
- Type 1 · individual
8 nearest critical care medicine (internal medicine) physician records → All 723 in California → Look up another NPI →
Also registered at 1200 N State St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Kenneth Kin Yan Woo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A158200Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average critical care medicine (internal medicine) physician in 2024
17 Medicare Part D claims, against an average of 696 among the 2,873 providers of this specialty who prescribed in Part D.
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: $32.18
1 payment: food and beverage; the largest payer was United Therapeutics Corporation. The 2,708 providers of this specialty with any payment received $2,958.68 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.
Kenneth Kin Yan Woo among 723 critical care medicine (internal medicine) physician records in California
Kenneth Kin Yan Woo, M.D. is one of 723 critical care medicine (internal medicine) physician records with a practice address in California. 87% 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 88% of them.
- NPI issued2017 · 88% of these records are older, 9% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileNo · 77% of these records are
- Record last updated2024 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Medicine (Internal Medicine) Physician providers in California
There are 723 critical care medicine (internal medicine) physician records in California.
All 723 in California → Every provider in Los Angeles → Critical Care Medicine (Internal Medicine) Physician nationwide →
The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes
- Brian Brotherton, MDLos Angeles, CA 900891205133188
- Ajay Jassal, MDLos Angeles, CA 900891750086989
- Roozehra Khan, D.O.Los Angeles, CA 900891437478245
- Ashish Patel, M.D.Los Angeles, CA 900891366643363
- Stefania Pirrotta, D.O.Los Angeles, CA 900891982047163
- Zafia Anklesaria, M.D.Los Angeles, CA 900951518223031
- Raj Batra, MDLos Angeles, CA 900731841302122
- Gina Lee, M.D.Los Angeles, CA 900731508014747
Common questions
What is Kenneth Kin Yan Woo, M.D.'s NPI number?
Kenneth Kin Yan Woo, M.D.'s National Provider Identifier (NPI) is 1811423775, issued on May 11, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Kenneth Kin Yan Woo, M.D. located?
The NPPES record lists a practice address at 1200 N State St, Los Angeles, CA, 90089. Phone: (323) 226-2622. Providers update this record themselves, so call before visiting.
How can I verify Kenneth Kin Yan Woo, M.D.'s license?
NPPES lists California license number A158200, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Kenneth Kin Yan Woo, M.D. prescribe under Medicare Part D?
In 2024, Kenneth Kin Yan Woo, M.D. had 17 Medicare Part D claims; the average among critical care medicine (internal medicine) physician prescribers was 696. 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.