Neil Dalal, DO
NPI 1275775454 · Hematology & Oncology Physician · Downers Grove, IL
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Neil Dalal, DO is a Hematology & Oncology Physician provider in Downers Grove, IL (NPI 1275775454).
Provider details
- NPI number
- 1275775454
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 125.055705 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,373 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 | 512 | $98 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 309 | $17 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 207 | $147 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 200 | $120 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 77 | $176 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 118 | 30 |
| Anastrozole | 114 | 31 |
| Warfarin Sodium | 75 | — |
| Prochlorperazine Maleate | 68 | 44 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 44 | 18 |
| Hydroxyurea | 43 | 12 |
| Letrozole | 41 | 11 |
Practice location
Mailing address
Additional practice locations (1)
- 1775 W Dempster StPark Ridge, IL 60068-1143Phone: (847) 723-8077
Registry dates
- Enumerated
- 2009-04-02
- Last updated
- 2025-04-30
- Certified
- 2025-04-30
Frequently asked questions
- What is Neil Dalal's NPI number?
- Neil Dalal's National Provider Identifier (NPI) is 1275775454, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Neil Dalal's specialty?
- Neil Dalal is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Neil Dalal located?
- Neil Dalal's practice location on file with NPPES is 3745 Highland Ave Fl 2, Downers Grove, IL 60515-1584.
- What is Neil Dalal's phone number?
- The practice phone number listed in the NPPES registry for Neil Dalal is (630) 369-1501.
- Does Neil Dalal accept Medicare?
- Neil Dalal is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Neil Dalal's NPI active?
- Yes — Neil Dalal's NPI (1275775454) is active in the NPPES registry as of the last update on 2025-04-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.