William Tan, MD
NPI 1134297880 · Cardiovascular Disease Physician · Bayonne, NJ
Enrolled with Medicare as Order and Referring Only - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Tan, MD is a Cardiovascular Disease Physician provider in Bayonne, NJ (NPI 1134297880).
Provider details
- NPI number
- 1134297880
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MA27808 (NJ)
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
- 2006-12-01
- Last updated
- 2007-07-09
Frequently asked questions
- What is William Tan's NPI number?
- William Tan's National Provider Identifier (NPI) is 1134297880, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Tan's specialty?
- William Tan is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is William Tan located?
- William Tan's practice location on file with NPPES is 90 North St, Bayonne, NJ 07002-1238.
- What is William Tan's phone number?
- The practice phone number listed in the NPPES registry for William Tan is (201) 858-2604.
- Does William Tan accept Medicare?
- William Tan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Tan's NPI active?
- Yes — William Tan's NPI (1134297880) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.