David Chapman Parsons, MD
NPI 1659812915ActiveIndividual· Internal Medicine, Gastroenterology· Monterey, CA
Internal Medicine, Gastroenterology (MD) in Monterey, California, trained at University of Cincinnati College of Medicine (class of 2017). 218 Medicare patients in 2024, $44,292 paid; nearly all of their 171 Part D prescriptions were generic (91%). Abbvie Inc. was the largest of 5 companies reporting payments in 2025, $257.40 in all, mostly food and beverage.
Overview
| NPI | 1659812915 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Mar 19, 2017 |
| Last updated in NPPES | Aug 9, 2024 |
| Certified by provider | Aug 9, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | A193734 | CA |
| Internal Medicine, Gastroenterology | 207RG0100X | 73973 | CT |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 218 |
|---|---|
| Services billed | 359 across 44 procedure codes |
| Paid by Medicare | $44,292 |
Part D prescriptions in 2024
| Prescriptions (claims) | 171 · 211 30-day fills |
|---|---|
| Patients | 121 |
| Total drug cost | $8,076 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | University of Cincinnati College of Medicine |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical group
- Monterey Bay Gi Consultants Medical Group IncMonterey, CA · 21 clinicians
Hospital affiliations
- Community Hospital of the Monterey PeninsulaMonterey, CA
- Natividad Medical CenterSalinas, CA
- Salinas Valley Health Medical CenterSalinas, CA
- Southern Monterey County Memorial HospitalKing City, CA
Industry payments (Open Payments)
- 2025$257.40 · 12 payments from 5 companies
- 2024$85.98 · 4 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $138.84 | 8 |
| Genzyme Corporation | $35.39 | 1 |
| Madrigal Pharmaceuticals | $30.25 | 1 |
| Gilead Sciences, Inc. | $27.78 | 1 |
| Regeneron Healthcare Solutions, Inc. | $25.14 | 1 |
What the 2025 payments were for
- Food and Beverage$257.40 · 12 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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