Meredith Halpin, M.D.
NPI 1871933341 · Hematology & Oncology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Meredith Halpin, M.D. is a Hematology & Oncology Physician provider in Boston, MA (NPI 1871933341).
Provider details
- NPI number
- 1871933341
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 269542 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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 tenure28% of score
12 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
260 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 81 | $17 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 68 | $152 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 64 | $101 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 30 | $124 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 17 | $190 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Relugolixbrand: Orgovyx | 99 | 23 |
| Abiraterone Acetate | 93 | 26 |
| Prednisone | 93 | 26 |
| Darolutamidebrand: Nubeqa | 31 | — |
| Bicalutamide | 28 | 14 |
| Dexamethasone | 20 | — |
| Olaparibbrand: Lynparza | 11 | — |
| Nilutamide |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-06-28
- Last updated
- 2026-05-20
- Certified
- 2026-05-20
Frequently asked questions
- What is Meredith Halpin's NPI number?
- Meredith Halpin's National Provider Identifier (NPI) is 1871933341, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Meredith Halpin's specialty?
- Meredith Halpin is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Meredith Halpin located?
- Meredith Halpin's practice location on file with NPPES is 830 Harrison Avenue, 3rd Fl, Boston, MA 02118-2905.
- What is Meredith Halpin's phone number?
- The practice phone number listed in the NPPES registry for Meredith Halpin is (617) 638-6428.
- Does Meredith Halpin accept Medicare?
- Meredith Halpin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Meredith Halpin's NPI active?
- Yes — Meredith Halpin's NPI (1871933341) is active in the NPPES registry as of the last update on 2026-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.