Catherine Dao, M.D.
NPI 1376804567 · Cardiovascular Disease Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Catherine Dao, M.D. is a Cardiovascular Disease Physician provider in San Francisco, CA (NPI 1376804567).
Provider details
- NPI number
- 1376804567
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A103782 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
14 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,590 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 | 281 | $9 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 245 | $76 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 239 | $19 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 174 | $213 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 109 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 206 | 71 |
| Metoprolol Succinate | 172 | 62 |
| Apixabanbrand: Eliquis | 150 | 45 |
| Losartan Potassium | 137 | 45 |
| Rosuvastatin Calcium | 123 | 48 |
| Amlodipine Besylate | 77 | 30 |
Practice location
Mailing address
Additional practice locations (1)
- 1100 Park Pl Ste 100San Mateo, CA 94403-7119Phone: (415) 353-2873Fax: (415) 353-2528
Registry dates
- Enumerated
- 2012-06-04
- Last updated
- 2023-01-25
- Certified
- 2023-01-25
Frequently asked questions
- What is Catherine Dao's NPI number?
- Catherine Dao's National Provider Identifier (NPI) is 1376804567, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Dao's specialty?
- Catherine Dao is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Catherine Dao located?
- Catherine Dao's practice location on file with NPPES is 535 Mission Bay Blvd S, San Francisco, CA 94143-2156.
- What is Catherine Dao's phone number?
- The practice phone number listed in the NPPES registry for Catherine Dao is (415) 353-2873.
- Does Catherine Dao accept Medicare?
- Catherine Dao is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Catherine Dao's NPI active?
- Yes — Catherine Dao's NPI (1376804567) is active in the NPPES registry as of the last update on 2023-01-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.