Leslie Busby, MD
NPI 1952385502 · Hematology & Oncology Physician · Boulder, CO
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leslie Busby, MD is a Hematology & Oncology Physician provider in Boulder, CO (NPI 1952385502).
Provider details
- NPI number
- 1952385502
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 40330 (CO)
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
2,874 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 | 390 | $129 |
| 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 | 365 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 300 | $91 |
| Enhancing Oncology Model (eom) Monthly Enhanced Oncology Services (meos) Payment for Eom Enhanced ServicesM0010 | 297 | $73 |
| Injection of Additional New Drug Or Substance Into Vein96375 | 231 | $16 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 33 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 88 | 23 |
| Acyclovir | 76 | 15 |
| Apixabanbrand: Eliquis | 48 | — |
| Warfarin Sodium | 47 | — |
| Rivaroxabanbrand: Xarelto | 47 | 14 |
| Dexamethasone | 42 | 14 |
| Hydroxyurea | 42 | 12 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$338 across 6 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
- 2005-12-06
- Last updated
- 2011-07-15
Frequently asked questions
- What is Leslie Busby's NPI number?
- Leslie Busby's National Provider Identifier (NPI) is 1952385502, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leslie Busby's specialty?
- Leslie Busby is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Leslie Busby located?
- Leslie Busby's practice location on file with NPPES is 4715 Arapahoe Ave, Boulder, CO 80303-1385.
- What is Leslie Busby's phone number?
- The practice phone number listed in the NPPES registry for Leslie Busby is (303) 385-2000.
- Does Leslie Busby accept Medicare?
- Leslie Busby is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leslie Busby's NPI active?
- Yes — Leslie Busby's NPI (1952385502) is active in the NPPES registry as of the last update on 2011-07-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.