Raymond J. Delorenzi, MD
Individual provider Active NPI Orthopaedic Surgery Physician · Merced, CA
NPI 1104882539 · NPPES record last updated May 7, 2026
Key facts
- NPI
- 1104882539
- Entity type
- Individual (NPI type 1)
- Primary specialty
- Orthopaedic Surgery Physician 207X00000X
- License
- C183342 (CA)
- Practice address
- 450 E Yosemite Ave Ste D
Merced, CA 95340-8429 - Phone
- (350) 225-3602
- Fax
- (909) 752-8719
- NPI assigned
- Apr 25, 2006
- Sex
- Male
- Sole proprietor
- No
Organizations & group practices 13
Hospital & facility affiliations 2
Medicare Care Compare profile
- Specialty
- Orthopedic Surgery
- Education
- Indiana University School of Medicine, 1982
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
- Dignity Health Medical Foundation
Practice addresses (Care Compare)
315 Mercy Ave
Suite 400
Merced, CA 95340-8368
Phone (209) 564-3700
Hospital & facility affiliations
- Altruity Home Health and Hospice
- Mercy Medical Center
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Hip replacement | 1-10 |
| Knee replacement | 1-10 |
| Lower limb (leg) arthroscopy (minimally invasive joint repair) | 1-10 |
| Upper limb (arm) arthroscopy (minimally invasive joint repair) | 1-10 |
Medicare participation
- Medicare fee-for-service enrollment
- Enrolled (2 enrollments) in FL, CA
- Eligible to order & refer
- Part B services: Yes · DME: Yes · Home health: Yes · Power mobility devices: Yes · Hospice: Yes
Medicare enrollment records
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20051216000093 | FL | Practitioner - Orthopedic Surgery | 6103847256 | Reassigns benefits to 1 organization |
| I20221220001418 | CA | Practitioner - Orthopedic Surgery | 6103847256 | Reassigns benefits to 1 organization |
National Provider Directory
- Medicare enrollment (NPD)
- Yes
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| C183342 | CA | MD | Orthopaedic Surgery Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Dignity Health Medical Foundation | Current |
Accepting new patients | |
| Steward Medical Group, Inc | Current |
Accepting new patients | |
| Steward Medical Group, Inc. | Current |
Accepting new patients | |
| Dignity Health Medical Foundation | Current |
Accepting new patients | |
| Dignity Health Medical Foundation | Current | Accepting new patients | |
| Viera Hospital Inc | Past | Accepting new patients | |
| Viera Sports Medicine & Orthopedic Center, Inc | Orthopaedic Surgery | Past | Accepting new patients |
| Osler Medical Inc | Past | Accepting new patients | |
| Paul J Wisniewski DO Inc | Past | Accepting new patients | |
| Dignity Health | Past | Accepting new patients | |
| Stewart and Stewart a Medical Corporation | Past | Accepting new patients | |
| Holmes Regional Medical Center, Inc. | Past | Accepting new patients | |
| St Catherine Hospital | Past | Accepting new patients |
Locations
315 Mercy Ave
Ste 400
Merced, CA 95340
Phone (209) 564-3700
333 Mercy Ave
Merced, CA 95340
Phone (209) 385-1280
3400 Data Dr
Rncho Cordova, CA 95670
Phone (916) 379-2726
7970 N Wickham Rd
Ste 102
Melbourne, FL 32940
Phone (321) 255-7711
240 N Wickham Rd
Ste 300
Melbourne, FL 32935
Phone (321) 308-5050
103 Longwood Ave
Rockledge, FL 32955
Phone (321) 631-5677
8000 Ron Beatty Blvd
Ste A-3
Sebastian, FL 32976
Phone (772) 664-1388
Specialties & licenses
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Orthopaedic Surgery Physician | 207X00000X | C183342 | CA | Yes |
Addresses
Primary practice location
450 E Yosemite Ave Ste D
Merced, CA 95340-8429
Mailing address
450 E Yosemite Ave Ste D
Merced, CA 95340-8429
Phone (350) 225-3602
Other practice location 1
333 Mercy Ave
Merced, CA 95340-8319
Phone (209) 564-5000
Other providers in Merced, CA
- April Marie Delacruz
- Nicolas R Delapena
- Alexis Delgadillo
- Stephanie Delgadillo
- Zaira Mildred Delgadillo
- Nicole Renee Delworth
- Amanda Dematteo
- Erica Denmark
- Keith Dennis
- Dana Dennison
All providers in Merced, CA · Orthopaedic Surgery Physician in California
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Record last updated by the provider on May 7, 2026. Information in NPPES is self-reported and not verified by CMS.
- NUCC Health Care Provider Taxonomy: specialty names.
- Medicare Fee-For-Service Public Provider Enrollment (CMS/PECOS): enrollments, PAC IDs and benefit reassignments.
- Order and Referring (CMS).
- Medicare Care Compare provider data (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.