Carmi Santos Punzalan, M.D.
NPI 1053584037ActiveIndividual· Internal Medicine, Gastroenterology· Burlington, MA
Internal Medicine, Gastroenterology (M.D.) in Burlington, Massachusetts, trained at Boston University School of Medicine (class of 2008). Their prescriptions cost Medicare Part D more than their services did: $1,006,236 for 1,345 claims, against $54,495 paid for services in 2024. Madrigal Pharmaceuticals was the largest of 3 companies reporting payments in 2025, $9,046 in all, mostly consulting fees.
Overview
| NPI | 1053584037 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 10, 2008 |
| Last updated in NPPES | Jun 15, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 262302 | MA |
| Internal Medicine, Transplant Hepatology | 207RT0003X | 262302 | MA |
| Internal Medicine, Gastroenterology | 207RG0100X | A140736 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 263 |
|---|---|
| Services billed | 530 across 28 procedure codes |
| Paid by Medicare | $54,495 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,345 · 2,516 30-day fills |
|---|---|
| Patients | 238 |
| Total drug cost | $1,006,236 |
| Generic share | 81% of claims |
Education and affiliations
| Medical school | Boston University School of Medicine |
|---|---|
| Graduation year | 2008 |
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical group
- Lahey Clinic IncBurlington, MA · 1,381 clinicians
Hospital affiliations
- Elliot HospitalManchester, NH
- Lahey Hospital & Medical Center, BurlingtonBurlington, MA
- Northeast Hospital CorporationBeverly, MA
- Southern Nh Medical CenterNashua, NH
- St Joseph HospitalNashua, NH
Industry payments (Open Payments)
- 2025$9,046 · 18 payments from 3 companies
- 2024$3,399 · 6 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Madrigal Pharmaceuticals | $4,814 | 12 |
| Ipsen Biopharmaceuticals, Inc | $2,982 | 5 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $1,250 | 1 |
What the 2025 payments were for
- Consulting Fee$5,120 · 2 payments
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$2,744 · 1 payment
- Food and Beverage$974.35 · 11 payments
- Travel and Lodging$207.56 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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