NPPES file of Aug 9, 2026

Seong Chin, M.D.

Geriatric Medicine (Internal Medicine) Physician · Glenview, IL

Seong Chin, M.D. is a geriatric medicine (internal medicine) physician with a practice address in Glenview, Illinois, and NPI 1205941127, issued on Aug 20, 2006. Check the license (Illinois 036112303, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1205941127
Name
Seong Chin
Credential
M.D.
Primary taxonomy
Geriatric Medicine (Internal Medicine) Physician 207RG0300X
License number
036112303 IL
Self-reported in NPPES; status is on the state search
Practice location
1255 Milwaukee Ave, Glenview, IL 60025
Phone
(847) 294-5490
Enumerated
Aug 20, 2006
Record last updated
Dec 4, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(847) 294-5496
Medicaid ID
036112303 IL
Medicare enrollment
Enrolled (PECOS I20050826000873); may accept Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1255 Milwaukee Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Kenneth Kells, MDFamily Medicine Physician1437188224
  2. Nan Kwon, M.DPediatrics Physician1962435727
  3. Peter Lee, M.D.Gastroenterology Physician1306873021
  4. Nancy Novotny, M.D.Internal Medicine Physician1811005630
  5. Dana Russo, D.O.Obstetrics & Gynecology Physician1689883688
  6. Joel Shoolin, DOFamily Medicine Physician1639189129

Verify Seong Chin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036112303
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Illinois license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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2.7 times the Medicare Part D claims of the average geriatric medicine (internal medicine) physician in 2024

11,614 Medicare Part D claims for 223 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 144 claims were for opioids.

  1. Seong Chin11,614
  2. Specialty average4,246

Most prescribed

  1. Atorvastatin Calcium689 claims
  2. Amlodipine Besylate637 claims
  3. Donepezil Hcl496 claims
  4. Tamsulosin Hcl467 claims
  5. Losartan Potassium429 claims
  6. Metoprolol Tartrate368 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.

Industry payments in 2024: $1,083.71

54 payments; by number, the most common kind was food and beverage; the largest payer was Corcept Therapeutics. The 1,004 providers of this specialty with any payment received $1,720.82 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Seong Chin$1,083.71
  2. Specialty average$1,720.82

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Des Plaines Community Health Care Center IncDes Plaines, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Seong Chin among 179 geriatric medicine (internal medicine) physician records in Illinois

Seong Chin, M.D. is one of 179 geriatric medicine (internal medicine) physician records with a practice address in Illinois. 71% 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, 40% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 42% of these records are
  • Graduated1991 · median 1997 among the 76 with a school on file
  • Record last updated2008 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Internal Medicine) Physician providers in Illinois

There are 179 geriatric medicine (internal medicine) physician records in Illinois.

The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes

  1. Victoria Braund, MDGlenview, IL 600261831124544
  2. Kim Leung-Stone, M.D.Glenview, IL 600261649255159
  3. Pamela Fennewald, MDGurnee, IL 600311912911991
  4. Veera Rao, MDCrystal Lake, IL 600141043217110
  5. Bhupinder Chhabra, M.D.Elk Grove Village, IL 600071023045788
  6. Ilya Fishman, M.D.Elk Grove Village, IL 600071346434578
  7. Ha Lee, MDElk Grove Village, IL 600071881624377
  8. Najma Lokhandwala, M.D.Elk Grove Village, IL 600071063603868

Common questions

What is Seong Chin, M.D.'s NPI number?

Seong Chin, M.D.'s National Provider Identifier (NPI) is 1205941127, issued on Aug 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Seong Chin, M.D. located?

The NPPES record lists a practice address at 1255 Milwaukee Ave, Glenview, IL, 60025. Phone: (847) 294-5490. Providers update this record themselves, so call before visiting.

How can I verify Seong Chin, M.D.'s license?

NPPES lists Illinois license number 036112303, 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 Seong Chin, M.D. prescribe under Medicare Part D?

In 2024, Seong Chin, M.D. had 11,614 Medicare Part D claims for 223 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. 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.