Brendan Weiss, MD
NPI 1194823963 · Hematology & Oncology Physician · Philadelphia, PA
Brendan Weiss, MD is a Hematology & Oncology Physician provider in Philadelphia, PA (NPI 1194823963).
Provider details
- NPI number
- 1194823963
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD443636 (PA)
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
- 2006-09-20
- Last updated
- 2016-01-15
Frequently asked questions
- What is Brendan Weiss's NPI number?
- Brendan Weiss's National Provider Identifier (NPI) is 1194823963, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brendan Weiss's specialty?
- Brendan Weiss is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Brendan Weiss located?
- Brendan Weiss's practice location on file with NPPES is 3400 Civic Center Blvd, Philadelphia, PA 19104-5127.
- What is Brendan Weiss's phone number?
- The practice phone number listed in the NPPES registry for Brendan Weiss is (215) 615-5858.
- Is Brendan Weiss's NPI active?
- Yes — Brendan Weiss's NPI (1194823963) is active in the NPPES registry as of the last update on 2016-01-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.