Joseph Kash, MD
NPI 1043297971 · Hematology & Oncology Physician · Naperville, IL
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Kash, MD is a Hematology & Oncology Physician provider in Naperville, IL (NPI 1043297971).
Provider details
- NPI number
- 1043297971
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 36091682 (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
1,013 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 | 475 | $102 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 201 | $69 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 162 | $152 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 49 | $192 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 48 | $83 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 43 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 273 | 78 |
| Letrozole | 213 | 74 |
| Rivaroxabanbrand: Xarelto | 186 | 32 |
| Apixabanbrand: Eliquis | 145 | 30 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 89 | 21 |
| Warfarin Sodium | 84 | 16 |
| Hydromorphone Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$559 across 24 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
- 2005-12-30
- Last updated
- 2013-04-02
Frequently asked questions
- What is Joseph Kash's NPI number?
- Joseph Kash's National Provider Identifier (NPI) is 1043297971, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Kash's specialty?
- Joseph Kash is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Kash located?
- Joseph Kash's practice location on file with NPPES is 120 Spalding Dr, Naperville, IL 60540-6766.
- What is Joseph Kash's phone number?
- The practice phone number listed in the NPPES registry for Joseph Kash is (630) 527-3788.
- Does Joseph Kash accept Medicare?
- Joseph Kash is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Kash's NPI active?
- Yes — Joseph Kash's NPI (1043297971) is active in the NPPES registry as of the last update on 2013-04-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.