David Tzeng, M.D.
NPI 1780660324 · Critical Care Medicine (Internal Medicine) Physician · Sacramento, CA
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Tzeng, M.D. is a Critical Care Medicine (Internal Medicine) Physician provider in Sacramento, CA (NPI 1780660324).
Provider details
- NPI number
- 1780660324
- Entity type
- Individual
- Primary specialty
- Critical Care Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A81243 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Budesonide/Formoterol Fumaratebrand: Breyna | 85 | 26 |
| Budesonide/Glycopyr/Formoterolbrand: Breztri Aerosphere | 79 | 19 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 71 | 25 |
| Ciclesonidebrand: Alvesco | 55 | 19 |
| Tiotropium Br/Olodaterol Hclbrand: Stiolto Respimat | 49 | 17 |
| Fluticasone Propionate | 47 | 20 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-12-15
- Last updated
- 2021-12-14
Frequently asked questions
- What is David Tzeng's NPI number?
- David Tzeng's National Provider Identifier (NPI) is 1780660324, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Tzeng's specialty?
- David Tzeng is listed in the NPPES registry with a primary specialty of Critical Care Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is David Tzeng located?
- David Tzeng's practice location on file with NPPES is 2825 J St, Sacramento, CA 95816-4300.
- What is David Tzeng's phone number?
- The practice phone number listed in the NPPES registry for David Tzeng is (916) 734-0779.
- Does David Tzeng accept Medicare?
- David Tzeng is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Tzeng's NPI active?
- Yes — David Tzeng's NPI (1780660324) is active in the NPPES registry as of the last update on 2021-12-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.