Jayme Kwak, M.D.
Internal Medicine Physician · Pontiac, IL
Jayme Kwak, M.D. is an internal medicine physician with a practice address in Pontiac, Illinois, and NPI 1750776233, issued on Apr 1, 2015. Check the license (Illinois 036.149594, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Jayme Kwak
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036.149594 IL
Self-reported in NPPES; status is on the state search - Practice location
- 2500 W Reynolds St, Pontiac, IL 61764
- Phone
- (815) 842-2828
- Enumerated
- Apr 1, 2015
- Record last updated
- Jun 28, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20190731000085); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Also registered at 2500 W Reynolds St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nabila AshrafHospice and Palliative Medicine (Internal Medicine) Physician1730676099
- Catherine BachtoldNurse Practitioner1376926832
- Erin BakerPhysical Therapist1154868685
- Haiven Baker, OTD; OTR/LOccupational Therapist1285500777
- Adair BartosikPhysical Therapist1982140497
- Brittany Bursott, APNFamily Nurse Practitioner1699325514
Verify Jayme Kwak 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 036.149594Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average internal medicine physician in 2024
212 Medicare Part D claims for 58 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 12 claims were for opioids.
Most prescribed
- Spironolactone19 claims
- Amlodipine Besylate14 claims
- Losartan-Hydrochlorothiazide13 claims
- Donepezil Hcl12 claims
- Escitalopram Oxalate12 claims
- Lisinopril12 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
- Osf Multi-Specialty GroupPontiac, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jayme Kwak among 7,238 internal medicine physician records in Illinois
Jayme Kwak, 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 2015, is newer than 61% of them.
- NPI issued2015 · 61% of these records are older, 37% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2015 · median 2003 among the 3,580 with a school on file
- Record last updated2019 · 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).
4 internal medicine physician records list a practice address in Pontiac
They are 4 of the 266 NPPES records with a practice address in Pontiac, and 7,238 internal medicine physician records in Illinois.
All 7,238 in Illinois → Every provider in Pontiac → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Marissa Batayola, M.D.Pontiac, IL 617641487643730
- James Mikeworth, M.D.Pontiac, IL 617641790927309
- John Rinker, M.D.Pontiac, IL 617641316173636
- Kerline Ductan, M.D.Normal, IL 617611073826715
- Marlito Favila, M.D.Normal, IL 617611114945912
- Sam Gaines, M.D.Normal, IL 617611730115643
- Caroline Halperin, D.O.Normal, IL 617611912928805
- Dru Hauter, M.D.Normal, IL 617611255353660
Common questions
What is Jayme Kwak, M.D.'s NPI number?
Jayme Kwak, M.D.'s National Provider Identifier (NPI) is 1750776233, issued on Apr 1, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Jayme Kwak, M.D. located?
The NPPES record lists a practice address at 2500 W Reynolds St, Pontiac, IL, 61764. Phone: (815) 842-2828. Providers update this record themselves, so call before visiting.
How can I verify Jayme Kwak, M.D.'s license?
NPPES lists Illinois license number 036.149594, 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 Jayme Kwak, M.D. prescribe under Medicare Part D?
In 2024, Jayme Kwak, M.D. had 212 Medicare Part D claims for 58 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.