John Tzeng, M.D., PH.D.
NPI 1225062060 · Cardiovascular Disease Physician · Alhambra, CA
John Tzeng, M.D., PH.D. is a Cardiovascular Disease Physician provider in Alhambra, CA (NPI 1225062060).
Provider details
- NPI number
- 1225062060
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A53439 (CA)
Specialties & taxonomies
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
- 2006-07-10
- Last updated
- 2014-11-26
Frequently asked questions
- What is John Tzeng's NPI number?
- John Tzeng's National Provider Identifier (NPI) is 1225062060, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Tzeng's specialty?
- John Tzeng is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is John Tzeng located?
- John Tzeng's practice location on file with NPPES is 736 S Garfield Ave, Alhambra, CA 91801-4437.
- What is John Tzeng's phone number?
- The practice phone number listed in the NPPES registry for John Tzeng is (626) 281-0501.
- Is John Tzeng's NPI active?
- Yes — John Tzeng's NPI (1225062060) is active in the NPPES registry as of the last update on 2014-11-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.