Colt Williams, M.D.
NPI 1740712108 · Hematology & Oncology Physician · Reno, NV
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Colt Williams, M.D. is a Hematology & Oncology Physician provider in Reno, NV (NPI 1740712108).
Provider details
- NPI number
- 1740712108
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 67054 (MN)
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 tenure25% of score
9 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
2,184 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 424 | $184 |
| Injection of Additional New Drug Or Substance Into Vein96375 | 390 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 255 | $128 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 242 | $9 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 233 | $133 |
| Administration of Additional New Drug Or Substance Into Vein, 1 Hour Or Less96417 | 93 |
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 |
|---|---|---|
| Olanzapine | 69 | 26 |
| Ondansetron Hcl | 47 | 31 |
| Dexamethasone | 45 | 18 |
| Prochlorperazine Maleate | 38 | 28 |
| Pembrolizumabbrand: Keytruda | 34 | — |
| Potassium Chloride | 29 | 13 |
| Hydroxyurea | 29 | — |
| Prednisone | 28 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,252 across 74 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)
- 13001 E 17th PlAurora, CO 80045-2570Phone: (303) 724-1784
Registry dates
- Enumerated
- 2017-04-03
- Last updated
- 2023-08-30
- Certified
- 2023-08-30
Frequently asked questions
- What is Colt Williams's NPI number?
- Colt Williams's National Provider Identifier (NPI) is 1740712108, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Colt Williams's specialty?
- Colt Williams is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Colt Williams located?
- Colt Williams's practice location on file with NPPES is 5423 Reno Corporate Dr, Reno, NV 89511-2250.
- What is Colt Williams's phone number?
- The practice phone number listed in the NPPES registry for Colt Williams is (775) 329-0222.
- Does Colt Williams accept Medicare?
- Colt Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Colt Williams's NPI active?
- Yes — Colt Williams's NPI (1740712108) is active in the NPPES registry as of the last update on 2023-08-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.