Henry Tsay, MD
NPI 1245328749 · Internal Medicine Physician · Philadelphia, PA
Henry Tsay, MD is a Internal Medicine Physician provider in Philadelphia, PA (NPI 1245328749).
Provider details
- NPI number
- 1245328749
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD438392 (PA)
Specialties & taxonomies
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
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
- 2006-10-10
- Last updated
- 2018-02-22
Frequently asked questions
- What is Henry Tsay's NPI number?
- Henry Tsay's National Provider Identifier (NPI) is 1245328749, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Henry Tsay's specialty?
- Henry Tsay is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Henry Tsay located?
- Henry Tsay's practice location on file with NPPES is 3900 Woodland Ave, Philadelphia, PA 19104.
- What is Henry Tsay's phone number?
- The practice phone number listed in the NPPES registry for Henry Tsay is (215) 823-5800.
- Is Henry Tsay's NPI active?
- Yes — Henry Tsay's NPI (1245328749) is active in the NPPES registry as of the last update on 2018-02-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.