Todd Gianarelli, M.D.
NPI 1023171717 · Family Medicine Physician · Shelby, MT
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Todd Gianarelli, M.D. is a Family Medicine Physician provider in Shelby, MT (NPI 1023171717).
Provider details
- NPI number
- 1023171717
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 8416 (MT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,575 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) |
|---|---|---|
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 307 | $10 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 263 | $8 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 238 | $8 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 191 | $13 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 120 | $16 |
| Hemoglobin A1c Level83036 | 104 | $10 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 65 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 155 | 31 |
| Amlodipine Besylate | 131 | 21 |
| Levothyroxine Sodium | 120 | 23 |
| Lisinopril | 114 | 21 |
| Metoprolol Succinate | 97 | 19 |
| Omeprazole | 87 | 17 |
| Losartan Potassium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$56 across 4 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
Registry dates
- Enumerated
- 2006-12-18
- Last updated
- 2025-08-29
- Certified
- 2025-08-20
Frequently asked questions
- What is Todd Gianarelli's NPI number?
- Todd Gianarelli's National Provider Identifier (NPI) is 1023171717, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Todd Gianarelli's specialty?
- Todd Gianarelli is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Todd Gianarelli located?
- Todd Gianarelli's practice location on file with NPPES is 1950 W Roosevelt Hwy, Shelby, MT 59474-1663.
- What is Todd Gianarelli's phone number?
- The practice phone number listed in the NPPES registry for Todd Gianarelli is (406) 434-3100.
- Does Todd Gianarelli accept Medicare?
- Todd Gianarelli is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Todd Gianarelli's NPI active?
- Yes — Todd Gianarelli's NPI (1023171717) is active in the NPPES registry as of the last update on 2025-08-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.