Tania Chao, M.D.
NPI 1235305509 · Cardiovascular Disease Physician · Mc Lean, VA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tania Chao, M.D. is a Cardiovascular Disease Physician provider in Mc Lean, VA (NPI 1235305509).
Provider details
- NPI number
- 1235305509
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 0101243512 (VA)
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
18 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
128 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 Report93000 | 86 | $15 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 16 | $211 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 14 | $131 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 12 | $72 |
Typical Medicare-allowed amounts for these services range $15–$211 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 274 | 93 |
| Metoprolol Tartrate | 193 | 66 |
| Dabigatran Etexilate Mesylatebrand: Pradaxa | 187 | 63 |
| Losartan Potassium | 185 | 68 |
| Furosemide | 177 | 76 |
| Empagliflozinbrand: Jardiance | 166 | 56 |
| Metoprolol Succinate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-05-06
- Last updated
- 2021-06-17
- Certified
- 2021-06-17
Frequently asked questions
- What is Tania Chao's NPI number?
- Tania Chao's National Provider Identifier (NPI) is 1235305509, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tania Chao's specialty?
- Tania Chao is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Tania Chao located?
- Tania Chao's practice location on file with NPPES is 8008 Westpark Dr, Mc Lean, VA 22102-3109.
- What is Tania Chao's phone number?
- The practice phone number listed in the NPPES registry for Tania Chao is (703) 287-6400.
- Does Tania Chao accept Medicare?
- Tania Chao is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tania Chao's NPI active?
- Yes — Tania Chao's NPI (1235305509) is active in the NPPES registry as of the last update on 2021-06-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.