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
- Last updated
- Mar 13, 2026
- 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
1536 Kingsley Ave Ste 129
Orange Park, FL 32073-4525
Phone (904) 358-2225
Other practice location 2
13453 N Main St Ste 102
Jacksonville, FL 32218-2773
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
4211 N Pearl St
Jacksonville, FL 32206
Phone (904) 358-1159
Practitioners & affiliated clinicians
Practitioners 11
Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.
-
- 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": "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"
},
{
"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"
}
],
"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
- Alexa Dyan Paik, APRN
- Pain Care & Physical Therapy, Inc.
- Pain Medicine Physicians of Jacksonville, LLC
- Pain Relief and Rehab Physicians Group Inc (physicians rehabilitation)
- Pain Relief Institute Inc
- Pain Spine & Wellness LLC (Dedicated Pain & Wellness)
- Soe Paing, MD
- Emily Ivy Painter, CPO
- Mark Painter, BCCC
- Krystal Imani Paisley, AS, LMT
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.