Nicklas Pfanzelter, MD
NPI 1598968976 · Medical Oncology Physician · Glenview, IL
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nicklas Pfanzelter, MD is a Medical Oncology Physician provider in Glenview, IL (NPI 1598968976).
Provider details
- NPI number
- 1598968976
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036133170 (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
19 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
1,260 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 727 | $102 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 250 | $70 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 180 | $152 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 60 | $193 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 26 | $143 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 39 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Abiraterone Acetate | 397 | 59 |
| Prednisone | 362 | 101 |
| Relugolixbrand: Orgovyx | 100 | 12 |
| Dexamethasone | 93 | 42 |
| Enzalutamidebrand: Xtandi | 77 | 13 |
| Darolutamidebrand: Nubeqa | 67 | 12 |
| Apalutamidebrand: Erleada | 66 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$30,621 across 25 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)
- 2180 Pfingsten RdGlenview, IL 60026-1339Phone: (847) 503-1000Fax: (847) 503-1100
Registry dates
- Enumerated
- 2007-06-06
- Last updated
- 2021-04-01
- Certified
- 2021-04-01
Frequently asked questions
- What is Nicklas Pfanzelter's NPI number?
- Nicklas Pfanzelter's National Provider Identifier (NPI) is 1598968976, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicklas Pfanzelter's specialty?
- Nicklas Pfanzelter is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Nicklas Pfanzelter located?
- Nicklas Pfanzelter's practice location on file with NPPES is 2180 Pfingsten Rd., Glenview, IL 60026.
- What is Nicklas Pfanzelter's phone number?
- The practice phone number listed in the NPPES registry for Nicklas Pfanzelter is (847) 503-1000.
- Does Nicklas Pfanzelter accept Medicare?
- Nicklas Pfanzelter is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nicklas Pfanzelter's NPI active?
- Yes — Nicklas Pfanzelter's NPI (1598968976) is active in the NPPES registry as of the last update on 2021-04-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.