NPIMap

Individual provider Active NPI

Oscar Joel Rivera, MD

  • Internal Medicine Physician
  • Harrisburg, PA
National Provider Identifier
1548767338
Registry record updated Sep 3, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
MD475067 Issued in PA
Practice address
111 South Front Street
Harrisburg, PA 17101
Phone
(717) 231-8532
Fax
(717) 231-8535
NPI assigned
Apr 9, 2018
Last updated
Sep 3, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 3, 2025

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X MD475067 PA Primary

Addresses

Primary practice location

111 South Front Street
Harrisburg, PA 17101

Mailing address

111 S Front St
Harrisburg, PA 17101-2010
Phone (717) 231-8508

Other names 1

  • Oscar Rivera Portillo Other name

Electronic endpoints 2

TypeEndpointUseAffiliation
Direct Messaging Address oriveraportillo73828@phsdirect.pinnaclehealth.org Health Information Exchange (HIE)
Direct Messaging Address oriveraportillo73828@phsdirect.pinnaclehealth.org

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in PA
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20210814000173 PA Practitioner - Internal Medicine 4587068457 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Other, 2010
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Pinnacle Health Medical ServicesGroup PAC ID 7618960493, 1,025 clinicians
Pinnacle Health Hospitalist Services LLCGroup PAC ID 9739313545, 180 clinicians

Practice addresses (Care Compare)

111 S Front St
Harrisburg, PA 17101-2010

2501 N 3Rd St
Kline Health Center Foot and Ankle
Harrisburg, PA 17110-1904
Phone (717) 782-2100

2501 N 3Rd St 2ND FL Kline HC
Reach Program
Harrisburg, PA 17110-1904
Phone (717) 782-2363

2501 N 3Rd St FL
2 Kline Health Center
Harrisburg, PA 17110-1904
Phone (717) 782-2100

2501 N 3Rd Street 2ND Floor
Pinnaclehealth Psychological Associates
Harrisburg, PA 17110-1904
Phone (717) 782-2143

409 S 2ND St
Harrisburg, PA 17104-1612

4300 Londonderry Rd
Harrisburg, PA 17109-5317
Phone (717) 657-7332

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
93.15 of 100Reported as group
Quality
88.49
Promoting interoperability
100
Improvement activities
40
Cost
72

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
Pinnacle Health Hospitalist Services LLC Internal Medicine CurrentSince Aug 2, 2021 Accepting new patients
Pinnacle Health Medical Services CurrentSince Sep 1, 2025 Accepting new patients
Pinnacle Health Medical Services CurrentSince Sep 1, 2025 Accepting new patients
Pinnacle Health Medical Services Internal Medicine Current Accepting new patients
Upmc Pinnacle Hospitals Past Accepting new patients
Upmc Pinnacle Hospitals Past Accepting new patients

Locations

111 S Front St
Harrisburg, PA 17101
Phone (717) 782-3282

2501 N 3rd St
Fl 2
Harrisburg, PA 17110
Phone (717) 782-2100

4300 Londonderry Rd
Lower Paxton, PA 17109
Phone (717) 597-7044

Interoperability endpoints

  • Direct secure messaging: oriveraportillo301134@upmc.direct-ci.com

Organizations & group practices 6

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 7

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1523232000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1756857600000",
    "number": "1548767338",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "111 S FRONT ST",
            "city": "HARRISBURG",
            "state": "PA",
            "postal_code": "171012010",
            "telephone_number": "717-231-8508",
            "fax_number": "717-231-8535"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "111 SOUTH FRONT STREET",
            "city": "HARRISBURG",
            "state": "PA",
            "postal_code": "17101",
            "telephone_number": "717-231-8532",
            "fax_number": "717-231-8535"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RIVERA",
        "first_name": "OSCAR",
        "middle_name": "JOEL",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2018-04-09",
        "last_updated": "2025-09-03",
        "certification_date": "2025-09-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "PA",
            "license": "MD475067",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "oriveraportillo73828@phsdirect.pinnaclehealth.org",
            "affiliation": "N",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "2430 Magnolia Ter",
            "city": "Harrisburg",
            "state": "PA",
            "country_code": "US",
            "postal_code": "171109318",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "oriveraportillo73828@phsdirect.pinnaclehealth.org",
            "affiliation": "N",
            "address_1": "111 South Front Street",
            "city": "Harrisburg",
            "state": "PA",
            "country_code": "US",
            "postal_code": "17101",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": [
        {
            "first_name": "OSCAR",
            "last_name": "RIVERA PORTILLO",
            "credential": "MD",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

Other providers in Harrisburg, PA

Sources for this page

Verify at the official NPI Registry.