Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Hematology/Oncology

Tauseef U. Rehman, MD

Works at hospitals in Oak Lawn, IL · Chicago, IL · Illinois

Summary

Tauseef U. Rehman, MD (Hematology/Oncology) is listed by Medicare at 2 hospitals in Oak Lawn, IL and Chicago, IL. NPI 1386978757. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Tauseef U. Rehman, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Hematology/OncologyPrimary specialty
YesAccepts Medicare assignment
19Years since medical school (graduated 2007)
MaleGender (as listed)
Kelsey-Seybold Medical Group, PLLCGroup practice

Quick answers

Which hospitals does Tauseef U. Rehman work at?
Medicare's official clinician data lists Tauseef U. Rehman at 2 hospitals: Advocate Christ Hospital & Medical Center and Advocate Trinity Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Tauseef U. Rehman see patients?
Medicare's clinician data lists 2 practice locations, including Houston, TX. Call before your visit to confirm the address.
What is Tauseef U. Rehman's specialty?
Medicare lists Hematology/Oncology as the primary specialty, and also Internal Medicine.
Does Tauseef U. Rehman accept Medicare assignment?
Yes. Medicare's clinician data says Tauseef U. Rehman accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Tauseef U. Rehman?
(713) 442-1700, as listed in official Medicare / NPI Registry data.
What is Tauseef U. Rehman's NPI number?
1386978757. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Tauseef U. Rehman works

Medicare's Facility Affiliation Data lists Tauseef U. Rehman at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Tauseef U. Rehman is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Tauseef U. Rehman as a member of this group (CMS data updated 2026-10-02).

  • Kelsey-Seybold Medical Group, PLLC957 clinicians in the group

Specialties

Find other Hematology/Oncology doctors in Texas →

Other hematologist-oncologists in Houston

Clinicians with the same Medicare primary specialty in Houston, TX — not a recommendation.

All hematologist-oncologists in Houston →

Clinician information

CredentialMD
Graduation year2007
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1386978757
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians