Ton Chieu, MD
NPI 1215039391 · General Practice Physician · Takoma Park, MD
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ton Chieu, MD is a General Practice Physician provider in Takoma Park, MD (NPI 1215039391).
Provider details
- NPI number
- 1215039391
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- D0023429 (MD)
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
19 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
339 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 259 | $101 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 49 | $9 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 31 | $143 |
Typical Medicare-allowed amounts for these services range $9–$143 (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 · 81 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 585 | 199 |
| Atorvastatin Calcium | 563 | 194 |
| Metformin Hcl | 336 | 115 |
| Losartan Potassium | 280 | 97 |
| Metoprolol Succinate | 214 | 81 |
| Famotidine | 177 | 74 |
| Lisinopril | 147 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-01
- Last updated
- 2007-07-08
Frequently asked questions
- What is Ton Chieu's NPI number?
- Ton Chieu's National Provider Identifier (NPI) is 1215039391, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ton Chieu's specialty?
- Ton Chieu is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Ton Chieu located?
- Ton Chieu's practice location on file with NPPES is 7505 New Hampshire Avenue, Takoma Park, MD 20912-6972.
- What is Ton Chieu's phone number?
- The practice phone number listed in the NPPES registry for Ton Chieu is (301) 445-4100.
- Does Ton Chieu accept Medicare?
- Ton Chieu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ton Chieu's NPI active?
- Yes — Ton Chieu's NPI (1215039391) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.