Erol Yorulmazoglu, M.D.
NPI 1689635856 · Hematology & Oncology Physician · Elk Grove Village, IL
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Erol Yorulmazoglu, M.D. is a Hematology & Oncology Physician provider in Elk Grove Village, IL (NPI 1689635856).
Provider details
- NPI number
- 1689635856
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
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
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
6,403 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 | 1,090 | $8 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 826 | $10 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 664 | $81 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 554 | $186 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 530 | $132 |
| Gammaglobulin (immune System Protein) Measurement82784 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 82 | 21 |
| Dexamethasone | 45 | 11 |
| Prochlorperazine Maleate | 30 | 22 |
| Rivaroxabanbrand: Xarelto | 25 | — |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 22 | — |
| Letrozole | 21 | — |
| Acyclovir | 20 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,742 across 63 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
- 2006-03-29
- Last updated
- 2007-07-08
Frequently asked questions
- What is Erol Yorulmazoglu's NPI number?
- Erol Yorulmazoglu's National Provider Identifier (NPI) is 1689635856, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erol Yorulmazoglu's specialty?
- Erol Yorulmazoglu is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Erol Yorulmazoglu located?
- Erol Yorulmazoglu's practice location on file with NPPES is 800 Biesterfield Rd, Elk Grove Village, IL 60007-3311.
- What is Erol Yorulmazoglu's phone number?
- The practice phone number listed in the NPPES registry for Erol Yorulmazoglu is (847) 437-3312.
- Does Erol Yorulmazoglu accept Medicare?
- Erol Yorulmazoglu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Erol Yorulmazoglu's NPI active?
- Yes — Erol Yorulmazoglu's NPI (1689635856) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.