Thomas S Tzeng, MD Inc
NPI 1043337223 · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · La Habra, CA
Thomas S Tzeng, MD Inc is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician organization in La Habra, CA (NPI 1043337223).
Provider details
- NPI number
- 1043337223
- Entity type
- Organization
- Primary specialty
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Thomas Tzeng, Owner(562) 698-6857
- License
- A37994 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
- Surgery Physician208600000X
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-23
- Last updated
- 2020-09-29
- Certified
- 2020-09-29
Frequently asked questions
- What is Thomas S Tzeng, MD Inc's NPI number?
- Thomas S Tzeng, MD Inc's National Provider Identifier (NPI) is 1043337223, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Thomas S Tzeng, MD Inc?
- Thomas S Tzeng, MD Inc is classified in the NPPES registry as Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas S Tzeng, MD Inc located?
- Thomas S Tzeng, MD Inc's practice location on file with NPPES is 9001 W Sharon Way, La Habra, CA 90631-3456.
- What is Thomas S Tzeng, MD Inc's phone number?
- The practice phone number listed in the NPPES registry for Thomas S Tzeng, MD Inc is (562) 698-6857.
- Who is the authorized official for Thomas S Tzeng, MD Inc?
- The authorized official listed on Thomas S Tzeng, MD Inc's NPPES record is Thomas Tzeng, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Thomas S Tzeng, MD Inc's NPI active?
- Yes — Thomas S Tzeng, MD Inc's NPI (1043337223) is active in the NPPES registry as of the last update on 2020-09-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.