Leroy Parker, MD
NPI 1629046776 · Medical Oncology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leroy Parker, MD is a Medical Oncology Physician provider in Boston, MA (NPI 1629046776).
Provider details
- NPI number
- 1629046776
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 37499 (MA)
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
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
Mailing address
Registry dates
- Enumerated
- 2006-03-14
- Last updated
- 2011-11-21
Frequently asked questions
- What is Leroy Parker's NPI number?
- Leroy Parker's National Provider Identifier (NPI) is 1629046776, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leroy Parker's specialty?
- Leroy Parker is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Leroy Parker located?
- Leroy Parker's practice location on file with NPPES is 450 Brookline Ave, Boston, MA 02215-5418.
- What is Leroy Parker's phone number?
- The practice phone number listed in the NPPES registry for Leroy Parker is (617) 632-3427.
- Does Leroy Parker accept Medicare?
- Leroy Parker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leroy Parker's NPI active?
- Yes — Leroy Parker's NPI (1629046776) is active in the NPPES registry as of the last update on 2011-11-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.