Sairam Parthasarathy, M.D.
NPI 1598877474ActiveIndividual· Internal Medicine, Sleep Medicine· Tucson, AZ
Internal Medicine, Sleep Medicine (M.D.) with Banner-University Medical Group, practicing in Tucson, Arizona. Their prescriptions cost Medicare Part D more than their services did: $157,217 for 139 claims, against $12,662 paid for services in 2024. Fisher & Paykel Healthcare Inc was the largest of 3 companies reporting payments in 2025, $3,667 in all, mostly speaking and faculty fees. Lists Banner - University Medical Center Tucson Campus as a hospital affiliation.
Overview
| NPI | 1598877474 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 31, 2006 |
| Last updated in NPPES | Mar 11, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Sleep Medicine Primary | 207RS0012X | 37443 | AZ |
| Internal Medicine, Pulmonary Disease | 207RP1001X | 036090520 | IL |
| Internal Medicine, Pulmonary Disease | 207RP1001X | 37443 | AZ |
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 - Internal Medicine (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 113 |
|---|---|
| Services billed | 163 across 15 procedure codes |
| Paid by Medicare | $12,662 |
Part D prescriptions in 2024
| Prescriptions (claims) | 139 · 195 30-day fills |
|---|---|
| Patients | 30 |
| Total drug cost | $157,217 |
| Generic share | 73% of claims |
Education and affiliations
| Graduation year | 1990 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Critical Care (Intensivists) |
| Telehealth | Offers telehealth |
Medical group
- Banner-University Medical GroupTucson, AZ · 1,072 clinicians
Hospital affiliation
Industry payments (Open Payments)
- 2025$3,667 · 6 payments from 3 companies
- 2024$6,065 · 10 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Fisher & Paykel Healthcare Inc | $3,607 | 4 |
| Viatris Specialty LLC | $30.07 | 1 |
| Genzyme Corporation | $29.19 | 1 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$2,750 · 1 payment
- Travel and Lodging$777.82 · 2 payments
- Food and Beverage$138.76 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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