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Isaac Tam, MD
NPI 1598791204 · Internal Medicine Physician · West Chester, PA
Isaac Tam, MD is a Internal Medicine Physician provider in West Chester, PA (NPI 1598791204).
Provider details
- NPI number
- 1598791204
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD019945E (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
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.
Practice location
440 East Marshall Street
West Chester, PA 19380
Phone: (610) 696-8900
Fax: (610) 696-3890
Street-level locationGet directions
Mailing address
3624 Market Street
Philadelphia, PA 19104
Registry dates
- Enumerated
- 2006-06-24
- Last updated
- 2012-08-24
Frequently asked questions
- What is Isaac Tam's NPI number?
- Isaac Tam's National Provider Identifier (NPI) is 1598791204, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Isaac Tam's specialty?
- Isaac Tam is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Isaac Tam located?
- Isaac Tam's practice location on file with NPPES is 440 East Marshall Street, West Chester, PA 19380.
- What is Isaac Tam's phone number?
- The practice phone number listed in the NPPES registry for Isaac Tam is (610) 696-8900.
- Is Isaac Tam's NPI active?
- Yes — Isaac Tam's NPI (1598791204) is active in the NPPES registry as of the last update on 2012-08-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.