NPIMap

Individual provider Active NPI

Robert Joseph Anderson, M.S.

  • Internal Medicine Physician
  • Danville, PA
National Provider Identifier
1235758947
Registry record updated Dec 4, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
OS022932 Issued in PA
Practice address
Geisinger Medical Center 100 North Academy Avenue
Danville, PA 17822-9800
Phone
(570) 214-9585
Fax
(570) 214-9519
NPI assigned
Apr 13, 2020
Last updated
Dec 4, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 4, 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 OS022932 PA Primary

Addresses

Primary practice location

Geisinger Medical Center 100 North Academy Avenue
Danville, PA 17822-9800

Mailing address

100 N Academy Ave
Danville, PA 17822-9800
Phone (570) 214-9585

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
I20230804002094 PA Practitioner - Internal Medicine 3971926296 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Philadelphia College of Osteopathic Medicine, 2020
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Geisinger ClinicGroup PAC ID 5395657001, 3,432 clinicians
Geisinger-HM Joint Venture LLCGroup PAC ID 1355676370, 426 clinicians

Practice addresses (Care Compare)

100 N Academy Ave
Danville, PA 17822-9800
Phone (570) 271-6211

255 Route 220 Hwy
Muncy, PA 17756-7569
Phone (570) 308-2600

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Osteopathy, Master of Science

State licenses

LicenseStateTypeSpecialty
OS022932PAMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Geisinger-HM Joint Venture, LLC CurrentSince Jul 17, 2023 Accepting new patients
Geisinger-HM Joint Venture, LLC Current Accepting new patients
Geisinger Jersey Shore Hospital Current Accepting new patients
Geisinger Clinic Current Accepting new patients
Geisinger Clinic CurrentSince Jul 17, 2023 Accepting new patients
Geisinger Clinic CurrentSince Jul 17, 2023 Accepting new patients
Geisinger-HM Joint Venture, LLC CurrentSince Jul 17, 2023 Accepting new patients
Geisinger Medical Center Past Accepting new patients
Geisinger Medical Center Past Accepting new patients

Locations

100 N Academy Ave
Danville, PA 17822

1020 Thompson St
Jersey Shore, PA 17740
Phone (570) 398-0100

10 Choate Cir
Montoursville, PA 17754
Phone (570) 368-5566

255 Route 220 Hwy
Muncy, PA 17756
Phone (570) 308-2600

Interoperability endpoints

  • Direct secure messaging: randerson264917@direct.geisinger.edu

Organizations & group practices 9

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 28

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

View all 28

NPI Registry JSON

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

{
    "created_epoch": "1586736000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1764806400000",
    "number": "1235758947",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "100 N ACADEMY AVE",
            "city": "DANVILLE",
            "state": "PA",
            "postal_code": "178229800",
            "telephone_number": "570-214-9585"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "GEISINGER MEDICAL CENTER 100 NORTH ACADEMY AVENUE",
            "city": "DANVILLE",
            "state": "PA",
            "postal_code": "178229800",
            "telephone_number": "570-214-9585",
            "fax_number": "570-214-9519"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ANDERSON",
        "first_name": "ROBERT",
        "middle_name": "JOSEPH",
        "name_prefix": "Mr.",
        "credential": "M.S.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2020-04-13",
        "last_updated": "2025-12-04",
        "certification_date": "2025-12-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "PA",
            "license": "OS022932",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Danville, PA

Sources for this page

Verify at the official NPI Registry.