Aziz Khan, M.D.
NPI 1699702316 · Hematology & Oncology Physician · Springfield, IL
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Aziz Khan, M.D. is a Hematology & Oncology Physician provider in Springfield, IL (NPI 1699702316).
Provider details
- NPI number
- 1699702316
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A44121 (CA)
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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,482 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 | 513 | $126 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, Additional Sequential Infusion, 1 Hour Or Less96367 | 201 | $27 |
| Injection of Additional New Drug Or Substance Into Vein96375 | 196 | $15 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 170 | $122 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 88 | $14 |
| Unclassified DrugsJ3490 | 67 | $1 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 50 | 18 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 43 | 16 |
| Letrozole | 40 | 14 |
| Imatinib Mesylate | 36 | — |
| Apixabanbrand: Eliquis | 31 | — |
| Enzalutamidebrand: Xtandi | 27 | — |
| Ibrutinibbrand: Imbruvica | 25 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$98 across 1 record (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
- 2006-06-27
- Last updated
- 2008-05-16
Frequently asked questions
- What is Aziz Khan's NPI number?
- Aziz Khan's National Provider Identifier (NPI) is 1699702316, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Aziz Khan's specialty?
- Aziz Khan is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Aziz Khan located?
- Aziz Khan's practice location on file with NPPES is 415 N 9th St, Springfield, IL 62702-5303.
- What is Aziz Khan's phone number?
- The practice phone number listed in the NPPES registry for Aziz Khan is (217) 545-5817.
- Does Aziz Khan accept Medicare?
- Aziz Khan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Aziz Khan's NPI active?
- Yes — Aziz Khan's NPI (1699702316) is active in the NPPES registry as of the last update on 2008-05-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.