Imran Tahir
NPI 1194012229 · Internal Medicine Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Imran Tahir is a Internal Medicine Physician provider in Chicago, IL (NPI 1194012229).
Provider details
- NPI number
- 1194012229
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 125050290 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
14 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,443 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 506 | $94 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 372 | $75 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 303 | $341 |
| Hemodialysis Procedure With Physician Evaluation90935 | 65 | $65 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 62 | $129 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Furosemide | 72 | 32 |
| Amlodipine Besylate | 55 | 23 |
| Potassium Chloride | 48 | 23 |
| Lisinopril | 32 | 14 |
| Tamsulosin Hcl | 30 | 12 |
| Losartan Potassium | 30 | 16 |
| Parenteral Amino Acid 20% No.1brand: Prosol | 28 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-07-10
- Last updated
- 2011-07-10
Frequently asked questions
- What is Imran Tahir's NPI number?
- Imran Tahir's National Provider Identifier (NPI) is 1194012229, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Imran Tahir's specialty?
- Imran Tahir is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Imran Tahir located?
- Imran Tahir's practice location on file with NPPES is 1901 W Harrison St, Chicago, IL 60612-3714.
- What is Imran Tahir's phone number?
- The practice phone number listed in the NPPES registry for Imran Tahir is (312) 864-6000.
- Does Imran Tahir accept Medicare?
- Imran Tahir is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Imran Tahir's NPI active?
- Yes — Imran Tahir's NPI (1194012229) is active in the NPPES registry as of the last update on 2011-07-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.