Mandira Ray, MD
NPI 1659338606 · Hematology & Oncology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mandira Ray, MD is a Hematology & Oncology Physician provider in Boston, MA (NPI 1659338606).
Provider details
- NPI number
- 1659338606
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 226763 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 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
6,246 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 1,053 | $9 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 851 | $8 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 725 | $10 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 491 | $139 |
| Ferritin (blood Protein) Level82728 | 360 | $13 |
| Iron Level83540 | 304 | $6 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydroxyurea | 75 | 22 |
| Lenalidomide | 67 | — |
| Abiraterone Acetate | 64 | — |
| Ibrutinibbrand: Imbruvica | 61 | — |
| Prednisone | 55 | — |
| Pomalidomidebrand: Pomalyst | 55 | — |
| Acyclovir | 48 | 11 |
| Anastrozole | 45 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-26
- Last updated
- 2021-02-25
- Certified
- 2021-02-25
Frequently asked questions
- What is Mandira Ray's NPI number?
- Mandira Ray's National Provider Identifier (NPI) is 1659338606, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mandira Ray's specialty?
- Mandira Ray is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Mandira Ray located?
- Mandira Ray's practice location on file with NPPES is 133 Brookline Ave, Boston, MA 02215-3904.
- What is Mandira Ray's phone number?
- The practice phone number listed in the NPPES registry for Mandira Ray is (617) 421-8726.
- Does Mandira Ray accept Medicare?
- Mandira Ray is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mandira Ray's NPI active?
- Yes — Mandira Ray's NPI (1659338606) is active in the NPPES registry as of the last update on 2021-02-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.