Punnaiah Marella, MD
NPI 1407878523ActiveIndividual· Internal Medicine· Phoenix, AZ
Internal Medicine (MD) with Siri Priyam LLC, practicing in Phoenix, Arizona. 194 Medicare patients in 2024, $71,785 paid; nearly all of their 87 Part D prescriptions were generic (91%). Novo Nordisk Inc was the largest of 19 companies reporting payments in 2025, $2,093 in all, mostly food and beverage. Lists Honor Health John C. Lincoln Medical Center as a hospital affiliation.
Overview
| NPI | 1407878523 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jul 25, 2006 |
| Last updated in NPPES | Jul 17, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 37090 | AZ |
| Hospitalist | 208M00000X | 37090 | 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 | 194 |
|---|---|
| Services billed | 1,235 across 26 procedure codes |
| Paid by Medicare | $71,785 |
Part D prescriptions in 2024
| Prescriptions (claims) | 87 · 125 30-day fills |
|---|---|
| Patients | 38 |
| Total drug cost | $6,417 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 1998 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Siri Priyam LLCPhoenix, AZ · 8 clinicians
Hospital affiliation
- Honor Health John C. Lincoln Medical CenterPhoenix, AZ
Other facilities
- Banner Home Care-ArizonaHome health agency · Mesa, AZ
Industry payments (Open Payments)
- 2025$2,093 · 56 payments from 19 companies
- 2024$1,764 · 66 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $463.50 | 17 |
| Astrazeneca Pharmaceuticals LP | $237.86 | 9 |
| Stryker Corporation | $170.52 | 1 |
| Boston Scientific Corporation | $164.39 | 2 |
| Amgen Inc. | $164.14 | 4 |
What the 2025 payments were for
- Food and Beverage$2,093 · 56 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 881 internal medicine physicians in Phoenix · All internal medicine physicians in Arizona