Liza Gaye Icayan, M.D.
Internal Medicine Physician · Evanston, IL
Liza Gaye Icayan, M.D. is an internal medicine physician with a practice address in Evanston, Illinois, and NPI 1316922529, issued on Dec 9, 2005. Check the license (Illinois 036-094279, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Liza Gaye Icayan
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036-094279 IL
Self-reported in NPPES; status is on the state search - Practice location
- 2650 Ridge Ave, Evanston, IL 60201
- Phone
- (847) 570-2824
- Enumerated
- Dec 9, 2005
- Record last updated
- Oct 6, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20040924000616); accepts Medicare assignment
- Medical or professional school
- Saint Louis University School Of Medicine, 1990
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
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Verify Liza Gaye Icayan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036-094279Check 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 MIPS final score for 2023 (Medicare payment program): 93.1 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Endeavor Health Medical GroupEvanston, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Liza Gaye Icayan among 7,238 internal medicine physician records in Illinois
Liza Gaye Icayan, M.D. is one of 7,238 internal medicine physician records with a practice address in Illinois. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 93% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated1990 · median 2003 among the 3,580 with a school on file
- Record last updated2020 · 47% 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 Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
178 internal medicine physician records list a practice address in Evanston
They are 178 of the 4,013 NPPES records with a practice address in Evanston, and 7,238 internal medicine physician records in Illinois.
All 7,238 in Illinois → Every provider in Evanston → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Gary Davis, M.D.Evanston, IL 602011588605745
- Bruce Doblin, MDEvanston, IL 602011417903212
- Steven Fox, MDEvanston, IL 602011821032210
- Richard Gayes, M.D.Evanston, IL 602011942233242
- Jeffrey Geohas, M.D.Evanston, IL 602011609846351
- Mahalakshmi Halasyamani, M.D.Evanston, IL 602011760441679
- Shrimant Mishra, MDEvanston, IL 602011376551150
- Mehul Pema, DOEvanston, IL 602011780621524
Common questions
What is Liza Gaye Icayan, M.D.'s NPI number?
Liza Gaye Icayan, M.D.'s National Provider Identifier (NPI) is 1316922529, issued on Dec 9, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Liza Gaye Icayan, M.D. located?
The NPPES record lists a practice address at 2650 Ridge Ave, Evanston, IL, 60201. Phone: (847) 570-2824. Providers update this record themselves, so call before visiting.
How can I verify Liza Gaye Icayan, M.D.'s license?
NPPES lists Illinois license number 036-094279, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
What is Liza Gaye Icayan, M.D.'s MIPS final score?
The 2023 MIPS final score is 93.1 of 100. 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.