Julio Hajdenberg, MD
NPI 1255315958 · Hematology & Oncology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Julio Hajdenberg, MD is a Hematology & Oncology Physician provider in Boston, MA (NPI 1255315958).
Provider details
- NPI number
- 1255315958
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD29753 (ME)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$400 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 41 Mall RdBurlington, MA 01805-0001Phone: (781) 744-8000
Registry dates
- Enumerated
- 2005-12-06
- Last updated
- 2026-01-07
- Certified
- 2026-01-07
Frequently asked questions
- What is Julio Hajdenberg's NPI number?
- Julio Hajdenberg's National Provider Identifier (NPI) is 1255315958, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Julio Hajdenberg's specialty?
- Julio Hajdenberg is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Julio Hajdenberg located?
- Julio Hajdenberg's practice location on file with NPPES is Jamaica Plain Va Medical Center/Hematology-Oncology, Boston, MA 02130.
- What is Julio Hajdenberg's phone number?
- The practice phone number listed in the NPPES registry for Julio Hajdenberg is (617) 232-9500.
- Does Julio Hajdenberg accept Medicare?
- Julio Hajdenberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Julio Hajdenberg's NPI active?
- Yes — Julio Hajdenberg's NPI (1255315958) is active in the NPPES registry as of the last update on 2026-01-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.