John Antoniades, M.D.
NPI 1528398724 · Radiation Oncology Physician · Haverford, PA
John Antoniades, M.D. is a Radiation Oncology Physician provider in Haverford, PA (NPI 1528398724).
Provider details
- NPI number
- 1528398724
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD031462L (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
16 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
- 2010-01-11
- Last updated
- 2010-01-11
Frequently asked questions
- What is John Antoniades's NPI number?
- John Antoniades's National Provider Identifier (NPI) is 1528398724, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Antoniades's specialty?
- John Antoniades is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is John Antoniades located?
- John Antoniades's practice location on file with NPPES is 404 Richard Knoll, Haverford, PA 19041.
- What is John Antoniades's phone number?
- The practice phone number listed in the NPPES registry for John Antoniades is (610) 649-0754.
- Is John Antoniades's NPI active?
- Yes — John Antoniades's NPI (1528398724) is active in the NPPES registry as of the last update on 2010-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.