Active NPI
Pain Relief Institute LLC
- Interventional Pain Medicine Physician
- Jacksonville, FL
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Interventional Pain Medicine Physician
- Legal business name
- PAIN RELIEF INSTITUTE LLC
- Practice address
- 4211 N Pearl St
Jacksonville, FL 32206-6411 - Phone
- (904) 358-2225
- NPI assigned
- Sep 19, 2025
- Organization subpart
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Authorized official
- Name
- Pedro G Mascaro, MD
- Title
- Physician
- Phone
- (904) 358-2225
Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Interventional Pain Medicine Physician | 208VP0014X | Primary |
Addresses
Primary practice location
4211 N Pearl St
Jacksonville, FL 32206-6411
Mailing address
4211 N Pearl St
Jacksonville, FL 32206-6411
Phone (904) 358-2225
Other practice location 1
13453 N Main St Ste 102
Jacksonville, FL 32218-2773
Phone (904) 358-2225
Other practice location 2
1536 Kingsley Ave Ste 129
Orange Park, FL 32073-4525
Phone (904) 358-2225
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in FL
Enrollment records 1
National Provider Directory
National Provider DirectoryLocations
13453 N Main St
Ste 102
Jacksonville, FL 32218
Phone (904) 358-2225
Practitioners & affiliated clinicians
Practitioners 11
Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.
-
- Interventional Pain Medicine Physician
- Jacksonville, FL
- NPI 1851786461
-
- Chiropractor
- Jacksonville, FL
- NPI 1407371925
-
- Chiropractor
- Jacksonville, FL
- NPI 1104860139
-
- Chiropractor
- Jacksonville, FL
- NPI 1538353685
-
- Medical Physician Assistant
- Washington, DC
- NPI 1902426851
-
- Chiropractor
- Jacksonville, FL
- NPI 1245211267
-
- Chiropractor
- Jacksonville, FL
- NPI 1407183965
-
- Family Medicine Physician
- St Augustine, FL
- NPI 1225051238
-
- Chiropractor
- Jacksonville, FL
- NPI 1568431153
-
- Chiropractor
- Orange Park, FL
- NPI 1952325888
-
- Chiropractor
- Orange Park, FL
- NPI 1851391957
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1758240000000",
"enumeration_type": "NPI-2",
"last_updated_epoch": "1773360000000",
"number": "1366314445",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "4211 N PEARL ST",
"city": "JACKSONVILLE",
"state": "FL",
"postal_code": "322066411",
"telephone_number": "904-358-2225",
"fax_number": "904-862-6180"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "4211 N PEARL ST",
"city": "JACKSONVILLE",
"state": "FL",
"postal_code": "322066411",
"telephone_number": "904-358-2225"
}
],
"practiceLocations": [
{
"address_1": "13453 N Main St Ste 102",
"address_purpose": "LOCATION",
"city": "Jacksonville",
"state": "FL",
"postal_code": "322182773",
"country_code": "US",
"telephone_number": "904-358-2225",
"fax_number": "904-862-6180",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "1536 Kingsley Ave Ste 129",
"address_purpose": "LOCATION",
"city": "Orange Park",
"state": "FL",
"postal_code": "320734525",
"country_code": "US",
"telephone_number": "904-358-2225",
"fax_number": "904-862-6180",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"organization_name": "PAIN RELIEF INSTITUTE LLC",
"organizational_subpart": "NO",
"enumeration_date": "2025-09-19",
"last_updated": "2026-03-13",
"certification_date": "2026-03-13",
"status": "A",
"authorized_official_last_name": "MASCARO",
"authorized_official_first_name": "PEDRO",
"authorized_official_middle_name": "G",
"authorized_official_title_or_position": "PHYSICIAN",
"authorized_official_telephone_number": "904-358-2225",
"authorized_official_credential": "MD"
},
"taxonomies": [
{
"code": "208VP0014X",
"taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
"desc": "Pain Medicine, Interventional Pain Medicine",
"state": null,
"license": null,
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Jacksonville, FL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.