Warren David Backman, MBBS
NPI 1174910574ActiveIndividual· Internal Medicine, Geriatric Medicine· Boston, MA
Internal Medicine, Geriatric Medicine (MBBS) with Massachusetts General Physicians Organization Inc, practicing in Boston, Massachusetts. Their prescriptions cost Medicare Part D more than their services did: $239,931 for 2,533 claims, against $79,768 paid for services in 2024. Lists Brigham and Women Faulkner Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1174910574 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MBBS |
| Sole proprietor | No |
| NPI issued | Apr 23, 2015 |
| Last updated in NPPES | Jun 26, 2026 |
| Certified by provider | Jun 26, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Geriatric Medicine Primary | 207RG0300X | 282027 | MA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Geriatric Medicine (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 362 |
|---|---|
| Services billed | 1,021 across 38 procedure codes |
| Paid by Medicare | $79,768 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,533 · 5,884 30-day fills |
|---|---|
| Patients | 241 |
| Total drug cost | $239,931 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Geriatric Medicine |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Massachusetts General Physicians Organization IncBoston, MA · 3,558 clinicians
Hospital affiliations
- Brigham and Women Faulkner HospitalJamaica Plain, MA
- Brigham and Women's HospitalBoston, MA
- Massachusetts Eye and Ear Infirmary -Boston, MA
- Massachusetts General HospitalBoston, MA
- Newton-Wellesley HospitalNewton, MA
Other facilities
- CaretendersHome health agency · Needham Heights, MA
- Mass General Brigham Home Care, IncHome health agency · Newton, MA
- Care Dimensions, IncHospice · Danvers, MA
- Spaulding Rehabilitation HospitalInpatient rehabilitation facility · Charlestown, MA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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