Manas Agastya, M.D.
NPI 1629495759ActiveIndividual· Internal Medicine· Las Vegas, NV
Internal Medicine (M.D.) with Northwest Medical Specialties PLLC, practicing in Las Vegas, Nevada. Their prescriptions cost Medicare Part D more than their services did: $4,443,153 for 1,160 claims, against $2,629,250 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 16 companies reporting payments in 2025, $2,585 in all, mostly consulting fees. Lists Multicare Good Samaritan Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1629495759 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Mar 26, 2014 |
| Last updated in NPPES | Jun 16, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 17194 | NV |
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 (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 630 |
|---|---|
| Services billed | 195,964 across 160 procedure codes |
| Paid by Medicare | $2,629,250 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,160 · 1,490 30-day fills |
|---|---|
| Patients | 197 |
| Total drug cost | $4,443,153 |
| Generic share | 62% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Northwest Medical Specialties PLLCTacoma, WA · 38 clinicians
Hospital affiliations
- Multicare Good Samaritan HospitalPuyallup, WA
- St Anthony HospitalGig Harbor, WA
- St Joseph Medical CenterTacoma, WA
- St Michael Medical CenterSilverdale, WA
- Tacoma General Allenmore HospitalTacoma, WA
Industry payments (Open Payments)
- 2025$2,585 · 43 payments from 16 companies
- 2024$10,459 · 44 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $1,908 | 15 |
| Abbvie Inc. | $143.86 | 6 |
| Pfizer Inc. | $85.06 | 3 |
| Stemline Therapeutics Inc. | $59.09 | 2 |
| Glaxosmithkline, LLC. | $57.21 | 3 |
What the 2025 payments were for
- Consulting Fee$1,675 · 1 payment
- Food and Beverage$813.26 · 40 payments
- Education$96.28 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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