Brian Dimarzio, M.D.
NPI 1922132075 · Family Medicine Physician · Grand Junction, CO
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brian Dimarzio, M.D. is a Family Medicine Physician provider in Grand Junction, CO (NPI 1922132075).
Provider details
- NPI number
- 1922132075
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 0049050 (CO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
593 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 | 155 | $128 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 90 | $89 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 82 | $130 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 79 | $9 |
| Hemoglobin A1c Level83036 | 70 | $9 |
| Administration of Pneumococcal VaccineG0009 | 24 | $33 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 82 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 188 | 57 |
| Levothyroxine Sodium | 173 | 53 |
| Pantoprazole Sodium | 131 | 47 |
| Amlodipine Besylate | 131 | 41 |
| Gabapentin | 126 | 40 |
| Omeprazole | 121 | 32 |
| Lisinopril |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-14
- Last updated
- 2019-12-20
- Certified
- 2019-12-20
Frequently asked questions
- What is Brian Dimarzio's NPI number?
- Brian Dimarzio's National Provider Identifier (NPI) is 1922132075, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brian Dimarzio's specialty?
- Brian Dimarzio is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Brian Dimarzio located?
- Brian Dimarzio's practice location on file with NPPES is 3150 N 12th St, Grand Junction, CO 81506-2863.
- What is Brian Dimarzio's phone number?
- The practice phone number listed in the NPPES registry for Brian Dimarzio is (970) 255-1576.
- Does Brian Dimarzio accept Medicare?
- Brian Dimarzio is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brian Dimarzio's NPI active?
- Yes — Brian Dimarzio's NPI (1922132075) is active in the NPPES registry as of the last update on 2019-12-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.