Chung-Kay Koh, MD
Endocrinology, Diabetes & Metabolism Physician · Park Ridge, IL
Chung-Kay Koh, MD is an endocrinology, diabetes & metabolism physician with a practice address in Park Ridge, Illinois, and NPI 1841216843, issued on Jul 14, 2006. Check the license (Illinois 036-109946, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Chung-Kay Koh
- Credential
- MD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- 036-109946 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1775 Ballard RD, Park Ridge, IL 60068
- Phone
- (847) 318-2400
- Enumerated
- Jul 14, 2006
- Record last updated
- Mar 5, 2025
- Fax
- (847) 318-2414
- Medicaid ID
- 036109946 IL
- Medicare enrollment
- Enrolled (PECOS I20060804000200); accepts Medicare assignment
- Medical or professional school
- Wright State University Boonshoft School Of Medicine, 2001
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 436 in Illinois → Look up another NPI →
Also registered at 1775 Ballard RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Abdulkareem AbuzirInternal Medicine Physician1841924222
- Nick AdimiInternal Medicine Physician1184325334
- Hardeep Ahdi, D.O.Internal Medicine Physician1346878055
- Bilal AhmedInternal Medicine Physician1073308821
- Neha Ahuja, PT, DPTPhysical Therapist1043890460
- Adil Alavi, M.D.Endocrinology, Diabetes & Metabolism Physician1649215161
Verify Chung-Kay Koh 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 036-109946Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.4 times the Medicare Part D claims of the average endocrinology, diabetes & metabolism physician in 2024
6,431 Medicare Part D claims for 778 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 52% of claims.
Most prescribed
- Levothyroxine Sodium898 claims
- Metformin Hcl503 claims
- Jardiance476 claims
- Lantus Solostar410 claims
- Ozempic288 claims
- Nano 2nd Gen Pen Needle250 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.
Bills Medicare through one group practice
- Advocate Health And Hospitals CorporationPark Ridge, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Chung-Kay Koh among 436 endocrinology, diabetes & metabolism physician records in Illinois
Chung-Kay Koh, MD is one of 436 endocrinology, diabetes & metabolism physician records with a practice address in Illinois. 85% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 62% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2001 · median 2006 among the 295 with a school on file
- Record last updated2025 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in Illinois
There are 436 endocrinology, diabetes & metabolism physician records in Illinois.
All 436 in Illinois → Every provider in Park Ridge → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Adil Alavi, M.D.Park Ridge, IL 600681649215161
- Lawrence Domont, M.D.Park Ridge, IL 600681043256910
- Shuyang Fang, MD, MPHPark Ridge, IL 600681134582497
- Nishat Fatima, MDPark Ridge, IL 600681760898936
- Irfan Khan, D.O.Park Ridge, IL 600681659807709
- Rebecca MoreyPark Ridge, IL 600681871989988
- Toral Patel, MDPark Ridge, IL 600681467065367
- Phillip Werner, M.D.Park Ridge, IL 600681255361788
Common questions
What is Chung-Kay Koh, MD's NPI number?
Chung-Kay Koh, MD's National Provider Identifier (NPI) is 1841216843, issued on Jul 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Chung-Kay Koh, MD located?
The NPPES record lists a practice address at 1775 Ballard RD, Park Ridge, IL, 60068. Phone: (847) 318-2400. Providers update this record themselves, so call before visiting.
How can I verify Chung-Kay Koh, MD's license?
NPPES lists Illinois license number 036-109946, 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.
How much does Chung-Kay Koh, MD prescribe under Medicare Part D?
In 2024, Chung-Kay Koh, MD had 6,431 Medicare Part D claims for 778 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.