Zhi Mao, M.D
NPI 1609087600ActiveIndividual· Internal Medicine, Nephrology· Plano, TX
Internal Medicine, Nephrology (M.D) in Plano, Texas, trained at University of Texas Southwestern Medical School at Dallas (class of 2004). 475 Medicare patients in 2024, $258,700 paid; nearly all of their 2,661 Part D prescriptions were generic (90%). Scpharmaceuticals Inc. was the largest of 13 companies reporting payments in 2025, $925.72 in all, mostly food and beverage.
Overview
| NPI | 1609087600 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | May 24, 2007 |
| Last updated in NPPES | Aug 27, 2024 |
| Certified by provider | Aug 27, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | M881 | TX |
| Specialist | 174400000X | M8811 | TX |
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 - Nephrology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 475 |
|---|---|
| Services billed | 3,365 across 23 procedure codes |
| Paid by Medicare | $258,700 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,661 · 6,923 30-day fills |
|---|---|
| Patients | 365 |
| Total drug cost | $327,451 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | University of Texas Southwestern Medical School at Dallas |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- North Texas Kidney Disease AssociatesNorth Richland Hills, TX · 26 clinicians
Hospital affiliations
- Medical City PlanoPlano, TX
- Methodist Richardson Medical CenterRichardson, TX
- Texas Health Presbyterian Hospital AllenAllen, TX
Other facilities
- Davita Dallas Home Training (Pd)Dialysis facility · Dallas, TX
- Davita Renal Center of FriscoDialysis facility · Frisco, TX
- Davita Renal Center of PlanoDialysis facility · Plano, TX
- Davita West Plano DialysisDialysis facility · Plano, TX
- Encompass Health Rehabilitation Hospital of PlanoInpatient rehabilitation facility · Plano, TX
Industry payments (Open Payments)
- 2025$925.72 · 34 payments from 13 companies
- 2024$778.66 · 24 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Scpharmaceuticals Inc. | $173.37 | 5 |
| Otsuka America Pharmaceutical, Inc. | $165.18 | 3 |
| Opko Pharmaceuticals, LLC | $128.85 | 6 |
| Ardelyx, Inc. | $95.90 | 2 |
| Fresenius USA Marketing, Inc. | $66.54 | 4 |
What the 2025 payments were for
- Food and Beverage$925.72 · 34 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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