Colin Butterfield, M.D.
NPI 1952417578 · Internal Medicine Physician · Alton, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Colin Butterfield, M.D. is a Internal Medicine Physician provider in Alton, IL (NPI 1952417578).
Provider details
- NPI number
- 1952417578
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036070282 (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 tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 169 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 832 | 201 |
| Lisinopril | 784 | 195 |
| Amlodipine Besylate | 540 | 131 |
| Levothyroxine Sodium | 512 | 120 |
| Omeprazole | 508 | 116 |
| Meloxicam | 344 | 119 |
| Metformin Hcl | 296 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-23
- Last updated
- 2014-01-22
Frequently asked questions
- What is Colin Butterfield's NPI number?
- Colin Butterfield's National Provider Identifier (NPI) is 1952417578, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Colin Butterfield's specialty?
- Colin Butterfield is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Colin Butterfield located?
- Colin Butterfield's practice location on file with NPPES is 2 Saint Anthonys Way, Alton, IL 62002-4569.
- What is Colin Butterfield's phone number?
- The practice phone number listed in the NPPES registry for Colin Butterfield is (618) 462-2222.
- Does Colin Butterfield accept Medicare?
- Colin Butterfield is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Colin Butterfield's NPI active?
- Yes — Colin Butterfield's NPI (1952417578) is active in the NPPES registry as of the last update on 2014-01-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.