James Piper, M.D.
NPI 1518913706 · Gastroenterology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Piper, M.D. is a Gastroenterology Physician provider in Boston, MA (NPI 1518913706).
Provider details
- NPI number
- 1518913706
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 71297 (MA)
Specialties & taxonomies
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
700 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 128 | $9 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 64 | $449 |
| Colorectal Cancer Screening; Colonoscopy on Individual at High RiskG0105 | 60 | $335 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 59 | $8 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 46 | $99 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 218 | 65 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-C | 124 | 120 |
| Peg3350/Sod Sul/Nacl/Kcl/Asb/Cbrand: Peg3350-Sod Sul-Nacl-Kcl-Asb-C | 117 | 113 |
| Mesalamine | 86 | 20 |
| Pantoprazole Sodium | 77 | 21 |
| Famotidine | 57 | 20 |
| Balsalazide Disodium | 25 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$122 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
Registry dates
- Enumerated
- 2006-05-26
- Last updated
- 2021-02-24
- Certified
- 2021-02-24
Frequently asked questions
- What is James Piper's NPI number?
- James Piper's National Provider Identifier (NPI) is 1518913706, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Piper's specialty?
- James Piper is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is James Piper located?
- James Piper's practice location on file with NPPES is 133 Brookline Ave, Boston, MA 02215-3904.
- What is James Piper's phone number?
- The practice phone number listed in the NPPES registry for James Piper is (617) 421-1091.
- Does James Piper accept Medicare?
- James Piper is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Piper's NPI active?
- Yes — James Piper's NPI (1518913706) is active in the NPPES registry as of the last update on 2021-02-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.