Ellen Gustafson, MD
NPI 1245296896 · Hematology & Oncology Physician · Joliet, IL
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ellen Gustafson, MD is a Hematology & Oncology Physician provider in Joliet, IL (NPI 1245296896).
Provider details
- NPI number
- 1245296896
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 036109139 (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
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
393 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 109 | $58 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 72 | $94 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, Additional Sequential Infusion, 1 Hour Or Less96367 | 62 | $29 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 44 | $134 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 35 | $15 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Letrozole | 76 | 27 |
| Apixabanbrand: Eliquis | 56 | 17 |
| Alprazolam | 18 | — |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 16 | — |
| Palbociclibbrand: Ibrance | 15 | — |
| Ondansetron Hcl | 15 | 13 |
| Prochlorperazine Maleate | 15 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$464 across 21 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
Additional practice locations (1)
- 1801 W Taylor StChicago, IL 60612-4795Phone: (312) 355-1625
Registry dates
- Enumerated
- 2006-04-24
- Last updated
- 2025-04-25
- Certified
- 2025-04-25
Frequently asked questions
- What is Ellen Gustafson's NPI number?
- Ellen Gustafson's National Provider Identifier (NPI) is 1245296896, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ellen Gustafson's specialty?
- Ellen Gustafson is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Ellen Gustafson located?
- Ellen Gustafson's practice location on file with NPPES is 2614 W Jefferson St, Joliet, IL 60435.
- What is Ellen Gustafson's phone number?
- The practice phone number listed in the NPPES registry for Ellen Gustafson is (815) 725-1355.
- Does Ellen Gustafson accept Medicare?
- Ellen Gustafson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ellen Gustafson's NPI active?
- Yes — Ellen Gustafson's NPI (1245296896) is active in the NPPES registry as of the last update on 2025-04-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.