Brian Ahlstrand, M.D.
NPI 1487920690 · Internal Medicine Physician · Westminster, CO
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brian Ahlstrand, M.D. is a Internal Medicine Physician provider in Westminster, CO (NPI 1487920690).
Provider details
- NPI number
- 1487920690
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- 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 tenure38% of score
14 yrs in NPPES registry
- Profile completeness38% of score
83% 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 · 151 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 976 | 293 |
| Levothyroxine Sodium | 554 | 173 |
| Lisinopril | 554 | 187 |
| Amlodipine Besylate | 483 | 154 |
| Rosuvastatin Calcium | 417 | 131 |
| Simvastatin | 400 | 119 |
| Gabapentin | 357 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-04-02
- Last updated
- 2021-06-10
- Certified
- 2021-06-10
Frequently asked questions
- What is Brian Ahlstrand's NPI number?
- Brian Ahlstrand's National Provider Identifier (NPI) is 1487920690, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brian Ahlstrand's specialty?
- Brian Ahlstrand is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Brian Ahlstrand located?
- Brian Ahlstrand's practice location on file with NPPES is 11245 Huron St, Westminster, CO 80234-2806.
- What is Brian Ahlstrand's phone number?
- The practice phone number listed in the NPPES registry for Brian Ahlstrand is (303) 338-4545.
- Does Brian Ahlstrand accept Medicare?
- Brian Ahlstrand is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brian Ahlstrand's NPI active?
- Yes — Brian Ahlstrand's NPI (1487920690) is active in the NPPES registry as of the last update on 2021-06-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.