Lukas Kost, MD
NPI 1306420559ActiveIndividual· Family Medicine· Pleasant Hill, CA
Family Medicine (MD) with John Muir Physician Network, practicing in Pleasant Hill, California. Their prescriptions cost Medicare Part D more than their services did: $73,691 for 694 claims, against $13,108 paid for services in 2024. Mayne Pharma Commercial LLC was the largest of 3 companies reporting payments in 2025, $97.25 in all, mostly food and beverage. Lists John Muir Medical Center - Concord Campus and 1 other hospital as hospital affiliations.
Overview
| NPI | 1306420559 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | May 12, 2021 |
| Last updated in NPPES | Sep 24, 2024 |
| Certified by provider | Sep 24, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | A193600 | 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 - Family Practice (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 46 |
|---|---|
| Services billed | 129 across 18 procedure codes |
| Paid by Medicare | $13,108 |
Part D prescriptions in 2024
| Prescriptions (claims) | 694 · 1,319 30-day fills |
|---|---|
| Patients | 163 |
| Total drug cost | $73,691 |
| Generic share | 83% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- John Muir Physician NetworkPleasant Hill, CA · 494 clinicians
Hospital affiliations
- John Muir Medical Center - Concord CampusConcord, CA
- John Muir Medical Center - Walnut Creek CampusWalnut Creek, CA
Other facilities
- John Muir Home Health ServicesHome health agency · Concord, CA
Industry payments (Open Payments)
- 2025$97.25 · 4 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mayne Pharma Commercial LLC | $50.81 | 2 |
| Abbvie Inc. | $26.87 | 1 |
| Organon LLC | $19.57 | 1 |
What the 2025 payments were for
- Food and Beverage$97.25 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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