Freemu K. Varghese, M.D.
NPI 1467438614ActiveIndividual· Internal Medicine, Nephrology· Houston, TX
Internal Medicine, Nephrology (M.D.) with Phoenix Diagnostic Enterprises PLLC, practicing in Houston, Texas. In 2024 Medicare paid $1,738,565 for 39 patients, and Part D covered 1,271 of their prescriptions, 73% of them generic. Corcept Therapeutics was the largest of 12 companies reporting payments in 2025, $1,433 in all, mostly food and beverage.
Overview
| NPI | 1467438614 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 20, 2005 |
| Last updated in NPPES | Mar 3, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | J0708 | TX |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nephrology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 39 |
|---|---|
| Services billed | 84,840 across 26 procedure codes |
| Paid by Medicare | $1,738,565 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,271 · 2,637 30-day fills |
|---|---|
| Patients | 60 |
| Total drug cost | $1,832,525 |
| Generic share | 73% of claims |
Education and affiliations
| Graduation year | 1981 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Medical group
- Phoenix Diagnostic Enterprises PLLCHouston, TX · 2 clinicians
Other facilities
- Advantage Plus HomecareHome health agency · Jasper, TX
- TranscareHome health agency · Sugarland, TX
Industry payments (Open Payments)
- 2025$1,433 · 52 payments from 12 companies
- 2024$6,817 · 54 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Corcept Therapeutics | $245.66 | 12 |
| Mallinckrodt Hospital Products Inc. | $237.85 | 6 |
| Ani Pharmaceuticals, Inc. | $210.95 | 12 |
| Novo Nordisk Inc | $152.00 | 3 |
| Amgen Inc. | $139.23 | 2 |
What the 2025 payments were for
- Food and Beverage$1,290 · 48 payments
- Education$142.87 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Nephrology providers in Houston
- 1003471533
- 1659560613
- 1073172698
- 1659768729
- 1710051396
- 1679774715
- 1295078590
- 1841438280
- 1013155340
- 1902150683
- 1659340529
- 1457384885