James Cleary, MD/PHD
NPI 1922062397 · Medical Oncology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Cleary, MD/PHD is a Medical Oncology Physician provider in Boston, MA (NPI 1922062397).
Provider details
- NPI number
- 1922062397
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD/PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 226742 (MA)
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 tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
369 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 148 | $116 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 98 | $169 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 50 | $94 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 37 | $102 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 22 | $151 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lorazepam | 28 | 17 |
| Prochlorperazine Maleate | 22 | 17 |
| Omeprazole | 16 | — |
| Loperamide Hclbrand: Loperamide | 13 | — |
| Olanzapine | 13 | — |
| Dexamethasone | 12 | — |
| Oxycodone Hcl | 12 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$9,670 across 6 records (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
Registry dates
- Enumerated
- 2006-04-13
- Last updated
- 2010-02-17
Frequently asked questions
- What is James Cleary's NPI number?
- James Cleary's National Provider Identifier (NPI) is 1922062397, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Cleary's specialty?
- James Cleary is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is James Cleary located?
- James Cleary's practice location on file with NPPES is 44 Binney St, Boston, MA 02115-6013.
- What is James Cleary's phone number?
- The practice phone number listed in the NPPES registry for James Cleary is (617) 632-3000.
- Does James Cleary accept Medicare?
- James Cleary is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Cleary's NPI active?
- Yes — James Cleary's NPI (1922062397) is active in the NPPES registry as of the last update on 2010-02-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.