Ashok C. Shah, MD
Internal Medicine Physician · Chicago, IL
Ashok C. Shah, MD is an internal medicine physician with a practice address in Chicago, Illinois, and NPI 1972672715, issued on Nov 7, 2006. Check the license (Illinois 036064449, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Ashok C. Shah
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036064449 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1624 W Montrose Ave, Chicago, IL 60613
- Phone
- (773) 769-3338
- Enumerated
- Nov 7, 2006
- Record last updated
- Jun 26, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (773) 769-5568
- Medicaid ID
- 036064449 IL
- Medicare enrollment
- Enrolled (PECOS I20110803000268); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Also registered at 1624 W Montrose Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Shalini Shah, MS, RD, LDRegistered Dietitian1043925407
- Shivang Shah, DPMFoot & Ankle Surgery Podiatrist1316444524
Verify Ashok C. Shah 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 036064449Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
79% more Medicare Part D claims than the average internal medicine physician in 2024
5,695 Medicare Part D claims for 241 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 11 claims were for opioids.
Most prescribed
- Amlodipine Besylate324 claims
- Atorvastatin Calcium295 claims
- Simvastatin242 claims
- Metformin Hcl229 claims
- Losartan Potassium207 claims
- Gabapentin202 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: $36.77
1 payment: food and beverage; the largest payer was Teva Pharmaceuticals USA, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Ashok C. Shah among 7,238 internal medicine physician records in Illinois
Ashok C. Shah, MD 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 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 61% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated1974 · median 2003 among the 3,580 with a school on file
- Record last updated2013 · 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).
2,867 internal medicine physician records list a practice address in Chicago
They are 2,867 of the 63,379 NPPES records with a practice address in Chicago, and 7,238 internal medicine physician records in Illinois.
All 7,238 in Illinois → Every provider in Chicago → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- David Blatt, M.D.Chicago, IL 606131639185150
- Elizabeth Cruz, M.D.Chicago, IL 606131093869141
- William Gerardi, M.D.Chicago, IL 606131003025891
- Tatjana Guzina, MDChicago, IL 606131366581639
- Ronald Hickombottom, M.DChicago, IL 606131023020989
- Olumuyiwa Idowu, M.D.Chicago, IL 606131538254511
- Helenaida Ortega, MDChicago, IL 606131649324898
- Edward Potash, M.D.Chicago, IL 606131588001168
Common questions
What is Ashok C. Shah, MD's NPI number?
Ashok C. Shah, MD's National Provider Identifier (NPI) is 1972672715, issued on Nov 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ashok C. Shah, MD located?
The NPPES record lists a practice address at 1624 W Montrose Ave, Chicago, IL, 60613. Phone: (773) 769-3338. Providers update this record themselves, so call before visiting.
How can I verify Ashok C. Shah, MD's license?
NPPES lists Illinois license number 036064449, 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 Ashok C. Shah, MD prescribe under Medicare Part D?
In 2024, Ashok C. Shah, MD had 5,695 Medicare Part D claims for 241 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.