Christopher Anzalone, D.O.
NPI 1346604865 · Cardiovascular Disease Physician · Billings, MT
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Anzalone, D.O. is a Cardiovascular Disease Physician provider in Billings, MT (NPI 1346604865).
Provider details
- NPI number
- 1346604865
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- MED-PHYS-LIC-103445 (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
10 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
2,402 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) |
|---|---|---|
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 423 | $192 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 339 | $13 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 281 | $127 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 162 | $66 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 108 | $165 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 274 | 98 |
| Spironolactone | 131 | 43 |
| Carvedilol | 127 | 38 |
| Apixabanbrand: Eliquis | 117 | 29 |
| Amlodipine Besylate | 102 | 28 |
| Empagliflozinbrand: Jardiance | 89 | 29 |
| Isosorbide Mononitrate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$65 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
Additional practice locations (1)
- 937 Highland Blvd Ste 5510Bozeman, MT 59715-6916Phone: (406) 414-3959
Registry dates
- Enumerated
- 2016-04-11
- Last updated
- 2026-01-21
- Certified
- 2026-01-21
Frequently asked questions
- What is Christopher Anzalone's NPI number?
- Christopher Anzalone's National Provider Identifier (NPI) is 1346604865, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Anzalone's specialty?
- Christopher Anzalone is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Anzalone located?
- Christopher Anzalone's practice location on file with NPPES is 2900 12th Ave N Ste 204e, Billings, MT 59101-7502.
- What is Christopher Anzalone's phone number?
- The practice phone number listed in the NPPES registry for Christopher Anzalone is (484) 332-4978.
- Does Christopher Anzalone accept Medicare?
- Christopher Anzalone is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Anzalone's NPI active?
- Yes — Christopher Anzalone's NPI (1346604865) is active in the NPPES registry as of the last update on 2026-01-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.