Syed Zahir, M.D.
NPI 1538156732 · Hematology & Oncology Physician · Elgin, IL
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Syed Zahir, M.D. is a Hematology & Oncology Physician provider in Elgin, IL (NPI 1538156732).
Provider details
- NPI number
- 1538156732
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036082161 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
20,904 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 3,213 | $8 |
| Injection of Additional New Drug Or Substance Into Vein96375 | 2,984 | $14 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 2,915 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 2,185 | $123 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 1,401 | $87 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, Additional Sequential Infusion, 1 Hour Or Less96367 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 62 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tramadol Hcl | 154 | 48 |
| Ruxolitinib Phosphatebrand: Jakafi | 134 | 16 |
| Warfarin Sodium | 115 | 30 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 93 | 33 |
| Apixabanbrand: Eliquis | 89 | 23 |
| Gabapentin | 80 | 33 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,573 across 76 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-03
- Last updated
- 2016-01-05
Frequently asked questions
- What is Syed Zahir's NPI number?
- Syed Zahir's National Provider Identifier (NPI) is 1538156732, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Syed Zahir's specialty?
- Syed Zahir is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Syed Zahir located?
- Syed Zahir's practice location on file with NPPES is 1710 N. Randall Rd, Elgin, IL 60123.
- What is Syed Zahir's phone number?
- The practice phone number listed in the NPPES registry for Syed Zahir is (847) 931-0909.
- Does Syed Zahir accept Medicare?
- Syed Zahir is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Syed Zahir's NPI active?
- Yes — Syed Zahir's NPI (1538156732) is active in the NPPES registry as of the last update on 2016-01-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.