Daniel Nader Niknam, DO
NPI 1598262073ActiveIndividual· Internal Medicine· Inglewood, CA
Internal Medicine (DO) with Centinela Hospitalist Medical Group Inc and 1 other group, practicing in Inglewood, California. Their prescriptions cost Medicare Part D more than their services did: $2,406,796 for 31,873 claims, against $753,063 paid for services in 2024. Glaxosmithkline, LLC. was the largest of 21 companies reporting payments in 2025, $1,826 in all, mostly food and beverage. Lists Cedars-Sinai Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1598262073 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | Yes |
| NPI issued | Apr 10, 2018 |
| Last updated in NPPES | Jul 16, 2021 |
| Certified by provider | Jul 16, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 20A17629 | CA |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,176 |
|---|---|
| Services billed | 8,847 across 33 procedure codes |
| Paid by Medicare | $753,063 |
Part D prescriptions in 2024
| Prescriptions (claims) | 31,873 · 35,334 30-day fills |
|---|---|
| Patients | 1,030 |
| Total drug cost | $2,406,796 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Centinela Hospitalist Medical Group IncInglewood, CA · 11 clinicians
- Advanced Lung Center Medical Group Inc.Inglewood, CA · 8 clinicians
Hospital affiliations
- Cedars-Sinai Medical CenterLos Angeles, CA
- Centinela Hospital Medical CenterInglewood, CA
- L A Downtown Medical CenterLos Angeles, CA
- Southern California Hospital at HollywoodHollywood, CA
- Torrance Memorial Medical CenterTorrance, CA
Other facilities
- 24/7 Home Health ServicesHome health agency · Glendale, CA
- Healthview Home Health, LLCHome health agency · Cerritos, CA
- Home Health Integrated Services IncHome health agency · Burbank, CA
- Reliance Home Health Care, Inc.Home health agency · Glendale, CA
- Skilled Home Health, IncHome health agency · Downey, CA
- Easy Care Hospice, IncHospice · Glendale, CA
- Haga Hospice, IncHospice · Harbor City, CA
- Centinela Hospital Medical CtrInpatient rehabilitation facility · Inglewood, CA
- Costa del Sol HealthcareNursing home · Los Angeles, CA
- Miracle Mile Healthcare Center, LLCNursing home · Los Angeles, CA
- Overland Terrace Healthcare & Wellness Centre, LPNursing home · Los Angeles, CA
- Primrose Post-AcuteNursing home · Inglewood, CA
- Sunset Villa Post AcuteNursing home · Long Beach, CA
Industry payments (Open Payments)
- 2025$1,826 · 77 payments from 21 companies
- 2024$1,367 · 66 payments from 21 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $533.26 | 25 |
| Lundbeck LLC | $241.56 | 9 |
| Bayer Healthcare Pharmaceuticals Inc. | $173.54 | 7 |
| Electromed, Inc. | $80.38 | 6 |
| Actelion Pharmaceuticals US, Inc. | $78.66 | 3 |
What the 2025 payments were for
- Food and Beverage$1,783 · 76 payments
- Education$42.50 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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