Jakub Woloszyn, MD
NPI 1376839449 · Surgery Physician · Loma Linda, CA
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jakub Woloszyn, MD is a Surgery Physician provider in Loma Linda, CA (NPI 1376839449).
Provider details
- NPI number
- 1376839449
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 77814 (GA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
14 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
73 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 60 | $78 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 13 | $130 |
Typical Medicare-allowed amounts for these services range $78–$130 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 282 | 60 |
| Valganciclovir Hcl | 127 | 41 |
| Famotidine | 102 | 29 |
| Pantoprazole Sodium | 67 | 21 |
| Prednisone | 66 | 20 |
| Clotrimazole | 46 | 20 |
| Isoniazid | 46 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$468 across 15 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-06-27
- Last updated
- 2019-07-24
Frequently asked questions
- What is Jakub Woloszyn's NPI number?
- Jakub Woloszyn's National Provider Identifier (NPI) is 1376839449, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jakub Woloszyn's specialty?
- Jakub Woloszyn is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Jakub Woloszyn located?
- Jakub Woloszyn's practice location on file with NPPES is 11175 Campus St, Loma Linda, CA 92350-1700.
- What is Jakub Woloszyn's phone number?
- The practice phone number listed in the NPPES registry for Jakub Woloszyn is (909) 558-3650.
- Does Jakub Woloszyn accept Medicare?
- Jakub Woloszyn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jakub Woloszyn's NPI active?
- Yes — Jakub Woloszyn's NPI (1376839449) is active in the NPPES registry as of the last update on 2019-07-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.