Active NPI
Robert Joseph Irwin III, PA-C
- Physician Assistant
- Zachary, LA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Physician Assistant
- License
- 323813
- Practice address
- 20474 Old Scenic Hwy
Zachary, LA 70791-7365 - Phone
- (225) 654-1124
- Fax
- (225) 654-7079
- NPI assigned
- Jul 9, 2020
- Sex
- Male
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Physician Assistant | 363A00000X | |||
| Surgical Physician Assistant | 363AS0400X | |||
| Physician Assistant | 363A00000X | 323813 | LA | Primary |
Addresses
Primary practice location
20474 Old Scenic Hwy
Zachary, LA 70791-7365
Mailing address
8230 Summa Ave Ste C
Baton Rouge, LA 70809-3465
Phone (225) 757-0552
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in LA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Physician Assistant
- Education
- Other, 2020
- Medicare assignment
- May accept Medicare assignment
- Group practices
Practice addresses (Care Compare)
20474 Old Scenic Hwy
Zachary, LA 70791-7365
Phone (225) 654-1124
3140 Florida Blvd
Baton Rouge, LA 70806
3140 Florida Blvd
Baton Rouge, LA 70806-3757
3140 Florida St
Baton Rouge, LA 70806-3757
Phone (225) 650-2000
4852 Zachary Slaughter Hwy
Zachary, LA 70791-3530
Phone (225) 654-7000
59340 River W Dr
Ab
Plaquemine, LA 70764-6553
Phone (225) 385-4742
PO Box
Suite 1160
Zachary, LA 70791-1160
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Physician Assistant
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Ochsner Clinic LLC | Current | Accepting new patients | |
| Ochsner Clinic LLC | Current | Accepting new patients | |
| Capitol City Family Health Center, Incorporated | Current | Accepting new patients | |
| Capitol City Family Health Center Incorporated | Current | Accepting new patients | |
| Capitol City Family Health Center Incorporated | Single Specialty | Current | Accepting new patients |
| Administrators of the Tulane Educational Fund | Single Specialty | Past | Accepting new patients |
| Advanced Dermatology, P.C. | Single Specialty | Past | Accepting new patients |
Locations
3140 Florida St
Baton Rouge, LA 70806
Phone (225) 650-2000
104 Acadia Park Dr
Raceland, LA 70394
Phone (985) 537-3211
Organizations & group practices 11
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Federally Qualified Health Center (FQHC)
- Baton Rouge, LA
- NPI 1265548614
Single Specialty
-
- Specialist
- Zachary, LA
- NPI 1881636298
-
- Diagnostic Radiology Physician
- Baton Rouge, LA
- NPI 1407880339
-
- General Practice Physician
- New Orleans, LA
- NPI 1538151428
-
- Federally Qualified Health Center (FQHC)
- Greensburg, LA
- NPI 1023147113
-
- Federally Qualified Health Center (FQHC)
- Plaquemine, LA
- NPI 1801210133
-
- Federally Qualified Health Center (FQHC)
- Baton Rouge, LA
- NPI 1720965767
-
- Registered Dietitian
- Covington, LA
- NPI 1013747039
-
- General Practice Physician
- Marrero, LA
- NPI 1629478409
-
- Specialist
- New Orleans, LA
- NPI 1528014164
Single Specialty
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1594252800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1745971200000",
"number": "1801414495",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "8230 SUMMA AVE STE C",
"city": "BATON ROUGE",
"state": "LA",
"postal_code": "708093465",
"telephone_number": "225-757-0552"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "20474 OLD SCENIC HWY",
"city": "ZACHARY",
"state": "LA",
"postal_code": "707917365",
"telephone_number": "225-654-1124",
"fax_number": "225-654-7079"
}
],
"practiceLocations": [],
"basic": {
"last_name": "IRWIN",
"first_name": "ROBERT",
"middle_name": "JOSEPH",
"name_suffix": "III",
"credential": "PA-C",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2020-07-09",
"last_updated": "2025-04-30",
"certification_date": "2025-04-30",
"status": "A"
},
"taxonomies": [
{
"code": "363A00000X",
"taxonomy_group": "193400000X SINGLE SPECIALTY GROUP",
"desc": "Physician Assistant",
"state": null,
"license": null,
"primary": false
},
{
"code": "363AS0400X",
"taxonomy_group": "",
"desc": "Physician Assistant, Surgical",
"state": null,
"license": null,
"primary": false
},
{
"code": "363A00000X",
"taxonomy_group": "",
"desc": "Physician Assistant",
"state": "LA",
"license": "323813",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Zachary, LA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 30, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.