Marc Ballas, M.D., M.P.H.
NPI 1952527269 · Medical Oncology Physician · New York, NY
Marc Ballas, M.D., M.P.H. is a Medical Oncology Physician provider in New York, NY (NPI 1952527269).
Provider details
- NPI number
- 1952527269
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., M.P.H.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 62998 (MD)
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
- 2007-04-17
- Last updated
- 2011-07-25
Frequently asked questions
- What is Marc Ballas's NPI number?
- Marc Ballas's National Provider Identifier (NPI) is 1952527269, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marc Ballas's specialty?
- Marc Ballas is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Marc Ballas located?
- Marc Ballas's practice location on file with NPPES is 160 E 34th St, New York, NY 10016-4744.
- What is Marc Ballas's phone number?
- The practice phone number listed in the NPPES registry for Marc Ballas is (212) 731-6645.
- Is Marc Ballas's NPI active?
- Yes — Marc Ballas's NPI (1952527269) is active in the NPPES registry as of the last update on 2011-07-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.