Vijaya K. Chapala, MD
NPI 1174573281ActiveIndividual· Internal Medicine· Valparaiso, IN
Internal Medicine (MD) with Porter Physician Services LLC, practicing in Valparaiso, Indiana. Their prescriptions cost Medicare Part D more than their services did: $416,068 for 4,785 claims, against $106,363 paid for services in 2024. Amgen Inc. was the largest of 11 companies reporting payments in 2025, $385.72 in all, mostly food and beverage. Lists Franciscan Health Crown Point and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1174573281 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 11, 2006 |
| Last updated in NPPES | Dec 20, 2022 |
| Certified by provider | Dec 20, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 01076855A | IN |
| Internal Medicine | 207R00000X | 45266 | AZ |
| Internal Medicine | 207R00000X | 9901142 | NC |
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 - Internal Medicine (IN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 286 |
|---|---|
| Services billed | 1,351 across 38 procedure codes |
| Paid by Medicare | $106,363 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,785 · 10,256 30-day fills |
|---|---|
| Patients | 419 |
| Total drug cost | $416,068 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1995 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Porter Physician Services LLCValparaiso, IN · 99 clinicians
Hospital affiliations
- Franciscan Health Crown PointCrown Point, IN
- Northwest Health - PorterValparaiso, IN
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- St Mary Medical Center IncHobart, IN
Other facilities
- CaretendersHome health agency · Valparaiso, IN
Industry payments (Open Payments)
- 2025$385.72 · 23 payments from 11 companies
- 2024$620.31 · 33 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $139.14 | 11 |
| Abbvie Inc. | $39.54 | 2 |
| Axsome Therapeutics, Inc. | $35.98 | 1 |
| Lilly USA, LLC | $34.08 | 2 |
| Otsuka Pharmaceutical Development & Commercialization, Inc. | $28.12 | 1 |
What the 2025 payments were for
- Food and Beverage$385.72 · 23 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine providers in Valparaiso
- 1942608765
- 1043994262
- 1205034774
- 1568829224
- 1922326370
- 1851492177
- 1558435503
- 1568665917
- 1154571529
- 1508977984
- 1255394805
- 1942204508