Michael Truong, M.D.
NPI 1376834143 · General Practice Physician · Fountain Valley, CA
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Truong, M.D. is a General Practice Physician provider in Fountain Valley, CA (NPI 1376834143).
Provider details
- NPI number
- 1376834143
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
15 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
4,251 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,046 | $138 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 997 | $98 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 598 | $70 |
| Injection of Trigger Points, 1-2 Muscles20552 | 380 | $57 |
| Infusion Into a Vein for Hydration, Each Additional Hour96361 | 255 | $14 |
| Injection of Drug Or Substance Into Vein96374 | 255 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 70 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pregabalin | 371 | 85 |
| Lidocaine | 369 | 80 |
| Acetaminophen With Codeinebrand: Acetaminophen-Codeine | 263 | 71 |
| Celecoxib | 250 | 72 |
| Lidocainebrand: Ztlido | 228 | 52 |
| Triamcinolone Acetonide | 134 | 46 |
| Diclofenac Sodium | 125 | 47 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$17 across 1 record (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
Registry dates
- Enumerated
- 2011-04-27
- Last updated
- 2020-02-14
- Certified
- 2020-02-14
Frequently asked questions
- What is Michael Truong's NPI number?
- Michael Truong's National Provider Identifier (NPI) is 1376834143, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Truong's specialty?
- Michael Truong is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Truong located?
- Michael Truong's practice location on file with NPPES is 10900 Warner Ave, Fountain Valley, CA 92708-3846.
- What is Michael Truong's phone number?
- The practice phone number listed in the NPPES registry for Michael Truong is (714) 263-0557.
- Does Michael Truong accept Medicare?
- Michael Truong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Truong's NPI active?
- Yes — Michael Truong's NPI (1376834143) is active in the NPPES registry as of the last update on 2020-02-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.