Michelle Jane Lim, DO
NPI 1194388470ActiveIndividual· Family Medicine· Pleasant Hill, CA
Family Medicine (DO) with John Muir Physician Network, practicing in Pleasant Hill, California. Their prescriptions cost Medicare Part D more than their services did: $297,962 for 3,319 claims, against $54,922 paid for services in 2024. Mayne Pharma Commercial LLC was the largest of 3 companies reporting payments in 2025, $104.15 in all, mostly food and beverage. Lists John Muir Medical Center - Concord Campus and 1 other hospital as hospital affiliations.
Overview
| NPI | 1194388470 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Apr 22, 2019 |
| Last updated in NPPES | Aug 15, 2022 |
| Certified by provider | Aug 15, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 20A20156 | CA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 | 259 |
|---|---|
| Services billed | 1,117 across 34 procedure codes |
| Paid by Medicare | $54,922 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,319 · 7,587 30-day fills |
|---|---|
| Patients | 456 |
| Total drug cost | $297,962 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| 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$104.15 · 5 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mayne Pharma Commercial LLC | $57.71 | 3 |
| Abbvie Inc. | $26.87 | 1 |
| Organon LLC | $19.57 | 1 |
What the 2025 payments were for
- Food and Beverage$104.15 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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