William Cassano, M.D.
NPI 1518209014 · Pediatric Hematology & Oncology Physician · Reisterstown, MD
William Cassano, M.D. is a Pediatric Hematology & Oncology Physician provider in Reisterstown, MD (NPI 1518209014).
Provider details
- NPI number
- 1518209014
- Entity type
- Individual
- Primary specialty
- Pediatric Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- D0043327 (MD)
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
13 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
- 2013-03-22
- Last updated
- 2013-03-22
Frequently asked questions
- What is William Cassano's NPI number?
- William Cassano's National Provider Identifier (NPI) is 1518209014, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Cassano's specialty?
- William Cassano is listed in the NPPES registry with a primary specialty of Pediatric Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is William Cassano located?
- William Cassano's practice location on file with NPPES is 11984 Long Lake Dr, Reisterstown, MD 21136-3529.
- What is William Cassano's phone number?
- The practice phone number listed in the NPPES registry for William Cassano is (410) 833-7096.
- Is William Cassano's NPI active?
- Yes — William Cassano's NPI (1518209014) is active in the NPPES registry as of the last update on 2013-03-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.