Kathryn Carol Lim Siao, MD
Internal Medicine Physician · White Plains, NY
Kathryn Carol Lim Siao, MD is an internal medicine physician with a practice address in White Plains, New York, and NPI 1104902758, issued on Oct 27, 2006. Check the license (New York 235762, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Kathryn Carol Lim Siao
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 235762 NY
Self-reported in NPPES; status is on the state search - Practice location
- Davis Ave AT E Post RD, White Plains, NY 10601
- Phone
- (914) 681-2560
- Enumerated
- Oct 27, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20070414000007); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Also registered at Davis Ave AT E Post RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Kathryn Carol Lim Siao in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 235762Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- East Post Road Medical Services PCWhite Plains, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kathryn Carol Lim Siao among 12,067 internal medicine physician records in New York
Kathryn Carol Lim Siao, MD is one of 12,067 internal medicine physician records with a practice address in New York. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 53% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1990 · median 2002 among the 7,221 with a school on file
- Record last updated2007 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
110 internal medicine physician records list a practice address in White Plains
They are 110 of the 4,065 NPPES records with a practice address in White Plains, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in White Plains → Internal Medicine Physician nationwide →
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Common questions
What is Kathryn Carol Lim Siao, MD's NPI number?
Kathryn Carol Lim Siao, MD's National Provider Identifier (NPI) is 1104902758, issued on Oct 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Kathryn Carol Lim Siao, MD located?
The NPPES record lists a practice address at Davis Ave AT E Post RD, White Plains, NY, 10601. Phone: (914) 681-2560. Providers update this record themselves, so call before visiting.
How can I verify Kathryn Carol Lim Siao, MD's license?
NPPES lists New York license number 235762, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
What is Kathryn Carol Lim Siao, MD's MIPS final score?
The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.