Josephine Chou Catanzaro, MD
NPI 1346403359 · Cardiovascular Disease Physician · Littleton, CO
Enrolled with Medicare as Practitioner - Advanced Heart Failure and Transplant Cardiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Josephine Chou Catanzaro, MD is a Cardiovascular Disease Physician provider in Littleton, CO (NPI 1346403359).
Provider details
- NPI number
- 1346403359
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- DR.68054 (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
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
3,358 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 2,283 | $8 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 358 | $67 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 87 | $8 |
| Ultrasound of Heart Blood Flow, Valves and Chambers, Follow-Up93321 | 73 | $7 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate and Valve Function93325 | 67 | $3 |
| Ultrasound of Heart, Follow-Up |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 91 | 34 |
| Spironolactone | 71 | 25 |
| Atorvastatin Calcium | 69 | 28 |
| Apixabanbrand: Eliquis | 68 | 16 |
| Sacubitril/Valsartanbrand: Entresto | 64 | 17 |
| Empagliflozinbrand: Jardiance | 51 | 12 |
Practice location
Mailing address
Additional practice locations (2)
- 12605 E 16th AveAurora, CO 80045-2545Phone: (720) 848-5300
- 325b King StNorthampton, MA 01060-2370Phone: (413) 584-1588Fax: (413) 588-0821
Registry dates
- Enumerated
- 2008-07-09
- Last updated
- 2025-02-10
- Certified
- 2025-02-10
Frequently asked questions
- What is Josephine Chou Catanzaro's NPI number?
- Josephine Chou Catanzaro's National Provider Identifier (NPI) is 1346403359, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Josephine Chou Catanzaro's specialty?
- Josephine Chou Catanzaro is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Josephine Chou Catanzaro located?
- Josephine Chou Catanzaro's practice location on file with NPPES is 1000 Southpark Dr, Littleton, CO 80120-5654.
- What is Josephine Chou Catanzaro's phone number?
- The practice phone number listed in the NPPES registry for Josephine Chou Catanzaro is (303) 744-1065.
- Does Josephine Chou Catanzaro accept Medicare?
- Josephine Chou Catanzaro is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Josephine Chou Catanzaro's NPI active?
- Yes — Josephine Chou Catanzaro's NPI (1346403359) is active in the NPPES registry as of the last update on 2025-02-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.