Mamatha Chella, M.D.
NPI 1972880888ActiveIndividual· Internal Medicine· Fredericksburg, VA
Internal Medicine (M.D.) with Doctors First, LLC, practicing in Fredericksburg, Virginia. In 2024 Medicare paid $11,169 for 92 patients, and Part D covered 248 of their prescriptions, 85% of them generic. Astellas Pharma US Inc was the largest of 5 companies reporting payments in 2025, $139.93 in all, mostly food and beverage.
Overview
| NPI | 1972880888 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Nov 5, 2011 |
| Last updated in NPPES | Jun 16, 2023 |
| Certified by provider | Jun 16, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 0101256828 | VA |
| Hospitalist | 208M00000X | 0101256828 | VA |
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 - Internal Medicine (DC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 92 |
|---|---|
| Services billed | 182 across 19 procedure codes |
| Paid by Medicare | $11,169 |
Part D prescriptions in 2024
| Prescriptions (claims) | 248 · 465 30-day fills |
|---|---|
| Patients | 65 |
| Total drug cost | $12,139 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2007 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Doctors First, LLCGermantown, MD · 59 clinicians
Industry payments (Open Payments)
- 2025$139.93 · 7 payments from 5 companies
- 2024$44.24 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astellas Pharma US Inc | $44.24 | 2 |
| Exact Sciences Corporation | $41.89 | 2 |
| Pfizer Inc. | $27.08 | 1 |
| Sage Therapeutics, LLC | $16.64 | 1 |
| Dynavax Technologies Corporation | $10.08 | 1 |
What the 2025 payments were for
- Food and Beverage$139.93 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine providers in Fredericksburg
- 1841232543
- 1073719332
- 1942364617
- 1396773354
- 1962092536
- 1346260940
- 1225076946
- 1346279155
- 1538392220
- 1447297916
- 1104061696
- 1699710202