Josephus-Ian Lumongsud Sanjorjo, MD
NPI 1073808168ActiveIndividual· Internal Medicine, Nephrology· Daly City, CA
Internal Medicine, Nephrology (MD) with County of San Mateo and 1 other group, practicing in Daly City, California. Their prescriptions cost Medicare Part D more than their services did: $512,309 for 1,808 claims, against $155,091 paid for services in 2024. Novo Nordisk Inc was the largest of 16 companies reporting payments in 2025, $2,124 in all, mostly food and beverage. Lists Ahmc Seton Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1073808168 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 16, 2011 |
| Last updated in NPPES | Feb 7, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | A117377 | CA |
| Internal Medicine | 207R00000X | A117377 | CA |
| Hospitalist | 208M00000X | A117377 | 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 - Nephrology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 172 |
|---|---|
| Services billed | 787 across 13 procedure codes |
| Paid by Medicare | $155,091 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,808 · 3,928 30-day fills |
|---|---|
| Patients | 292 |
| Total drug cost | $512,309 |
| Generic share | 78% of claims |
Education and affiliations
| Graduation year | 2008 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- County of San MateoSan Mateo, CA · 310 clinicians
- San Mateo Dialysis AssociatesBurlingame, CA · 7 clinicians
Hospital affiliations
- Ahmc Seton Medical CenterDaly City, CA
- Peninsula Medical CenterBurlingame, CA
- San Mateo Medical CenterSan Mateo, CA
Other facilities
- Davita Daly City DialysisDialysis facility · Daly City, CA
- Fresenius Kidney Care South San FranciscoDialysis facility · South San Francisco, CA
- Shc Daly CityDialysis facility · Daly City, CA
- Shc South San FranciscoDialysis facility · South San Francisco, CA
- Shc Wb Daly CityDialysis facility · Daly City, CA
Industry payments (Open Payments)
- 2025$2,124 · 93 payments from 16 companies
- 2024$1,297 · 65 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $309.08 | 14 |
| Ani Pharmaceuticals, Inc. | $262.57 | 13 |
| Mallinckrodt Hospital Products Inc. | $222.12 | 11 |
| Amgen Inc. | $198.84 | 12 |
| Akebia Therapeutics Inc | $190.51 | 4 |
What the 2025 payments were for
- Food and Beverage$2,124 · 93 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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