Aaron Carson, MD
NPI 1801391263 · Internal Medicine Physician · Fort Collins, CO
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Aaron Carson, MD is a Internal Medicine Physician provider in Fort Collins, CO (NPI 1801391263).
Provider details
- NPI number
- 1801391263
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
830 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 258 | $88 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 167 | $69 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 157 | $75 |
| 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 | 88 | $16 |
| Administration of Influenza Virus VaccineG0008 | 57 | $33 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 79 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 314 | 97 |
| Levothyroxine Sodium | 186 | 56 |
| Lisinopril | 159 | 53 |
| Losartan Potassium | 121 | 38 |
| Amlodipine Besylate | 120 | 41 |
| Rosuvastatin Calcium | 102 | 33 |
| Gabapentin |
Practice location
Mailing address
Additional practice locations (1)
- 234 Goodman StCincinnati, OH 45219-2364Phone: (513) 584-7425Fax: (513) 584-7681
Registry dates
- Enumerated
- 2018-03-28
- Last updated
- 2022-05-13
- Certified
- 2022-05-13
Frequently asked questions
- What is Aaron Carson's NPI number?
- Aaron Carson's National Provider Identifier (NPI) is 1801391263, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Aaron Carson's specialty?
- Aaron Carson is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Aaron Carson located?
- Aaron Carson's practice location on file with NPPES is 4674 Snow Mesa Dr Ste 200, Fort Collins, CO 80528-8614.
- What is Aaron Carson's phone number?
- The practice phone number listed in the NPPES registry for Aaron Carson is (970) 266-3650.
- Does Aaron Carson accept Medicare?
- Aaron Carson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Aaron Carson's NPI active?
- Yes — Aaron Carson's NPI (1801391263) is active in the NPPES registry as of the last update on 2022-05-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.