Asad U. Zaman, M.D.
Internal Medicine Physician · Tinley Park, IL
Asad U. Zaman, M.D. is an internal medicine physician with a practice address in Tinley Park, Illinois, and NPI 1780636944, issued on May 16, 2006. Check the license (Illinois 036-090371, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Asad U. Zaman
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036-090371 IL
Self-reported in NPPES; status is on the state search - Practice location
- 6700 167TH St, Tinley Park, IL 60477
- Phone
- (708) 429-3700
- Enumerated
- May 16, 2006
- Record last updated
- Dec 7, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (708) 429-4460
- Medicaid ID
- 036090371 IL
- Medicare enrollment
- Enrolled (PECOS I20050813000044); 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 6700 167TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Adwaa Dawud, NPFamily Nurse Practitioner1629511068
- Jason Mehess, D.C.Chiropractor1114051851
Verify Asad U. Zaman 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 036-090371Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
12.0 times the Medicare Part D claims of the average internal medicine physician in 2024
38,007 Medicare Part D claims for 979 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims. 34 claims were for opioids.
Most prescribed
- Atorvastatin Calcium1,998 claims
- Furosemide1,290 claims
- Eliquis1,257 claims
- Levothyroxine Sodium1,141 claims
- Gabapentin975 claims
- Potassium Chloride954 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
- Midwest Post Acute Care Aco PLLCChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Asad U. Zaman among 7,238 internal medicine physician records in Illinois
Asad U. Zaman, 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 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
- Graduated1988 · median 2003 among the 3,580 with a school on file
- Record last updated2011 · 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).
17 internal medicine physician records list a practice address in Tinley Park
They are 17 of the 1,149 NPPES records with a practice address in Tinley Park, and 7,238 internal medicine physician records in Illinois.
All 7,238 in Illinois → Every provider in Tinley Park → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Paul Bulow, D.O.Tinley Park, IL 604771588700926
- Rakesh Chugh, M.D.Tinley Park, IL 604771952455362
- Hassan Ibrahim, M.D.Tinley Park, IL 604771578562781
- Dinesh Jain, M.D.Tinley Park, IL 604771255330361
- Vivek Kaistha, M.D.Tinley Park, IL 604771053311407
- Mary Kanashiro, M.D.Tinley Park, IL 604771114949211
- Bruce Malm, MDTinley Park, IL 604771477605087
- Adeebur Rahman, M.D.Tinley Park, IL 604771437143013
Common questions
What is Asad U. Zaman, M.D.'s NPI number?
Asad U. Zaman, M.D.'s National Provider Identifier (NPI) is 1780636944, issued on May 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Asad U. Zaman, M.D. located?
The NPPES record lists a practice address at 6700 167TH St, Tinley Park, IL, 60477. Phone: (708) 429-3700. Providers update this record themselves, so call before visiting.
How can I verify Asad U. Zaman, M.D.'s license?
NPPES lists Illinois license number 036-090371, 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 Asad U. Zaman, M.D. prescribe under Medicare Part D?
In 2024, Asad U. Zaman, M.D. had 38,007 Medicare Part D claims for 979 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.