Gregory S Little, MD

Primary specialty

Family Medicine PhysicianTaxonomy code 207Q00000X

License

MD422568 Issued in PA

Practice address

700 High St
Williamsport, PA 17701-3100

Phone

(570) 321-2000

NPI assigned

Jun 15, 2006

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Electronic endpoints 1

Medicare fee-for-service enrollment

Enrolled in PA

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Family Practice

Education

Michigan State University College of Human Medicine, 2000

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Susquehanna Physician ServicesGroup PAC ID 2264336460, 611 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Upmc Williamsport Hospital, Williamsport, PA, CCN 390045

Merit-based Incentive Payment System (MIPS)

Final score

81.06 of 100Reported as group

Quality

62.07

Promoting interoperability

100

Improvement activities

40

Cost

74.81

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

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.

• Susquehanna Physician Services

  • Internal Medicine Physician
  • Williamsport, PA
  • NPI 1992743868

  Family Medicine

  Medicare reassignment Care Compare group NPD
• Brookville Hospital

  • Emergency Medicine Physician
  • Brookville, PA
  • NPI 1063560852
  Medicare reassignment NPD
• Dubois Regional Medical Center

  • Emergency Medicine Physician
  • Du Bois, PA
  • NPI 1992802391
  Medicare reassignment NPD
• Punxsutawney Area Hospital Inc

  • General Acute Care Hospital
  • Punxsutawney, PA
  • NPI 1265449870
  Medicare reassignment NPD
• Brookville Hospital

  • Rural Health Clinic/Center
  • Brookville, PA
  • NPI 1184333742

  Emergency Medicine

  NPD
• Dubois Regional Medical Center

  • Pharmacy
  • Ridgway, PA
  • NPI 1366900458
  NPD
• Punxsutawney Area Hospital Inc

  • Rural Health Clinic/Center
  • Punxsutawney, PA
  • NPI 1528775269
  NPD
• Susquehanna Physician Services

  • Radiology Clinic/Center
  • Mansfield, PA
  • NPI 1073361564
  NPD
• Susquehanna Physician Services

  • Emergency Medicine Physician
  • Williamsport, PA
  • NPI 1992359798
  NPD
• Clearfield Hospital

  • Emergency Medicine Physician
  • Clearfield, PA
  • NPI 1063456531
  NPD (past)
• Clearfield Hospital

  • General Acute Care Hospital
  • Clearfield, PA
  • NPI 1245402411
  NPD (past)
• Medexpress Urgent Care, PC - Monaca

  • Urgent Care Clinic/Center
  • Monaca, PA
  • NPI 1801040092

  Emergency Medicine

  NPD (past)

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

• Upmc Williamsport

  • Land Ambulance
  • Williamsport, PA
  • NPI 1093890360

  Hospital

  Care Compare affiliation
• Upmc Williamsport

  • Ambulatory Surgical Clinic/Center
  • Williamsport, PA
  • NPI 1225500770

  Hospital

  Care Compare affiliation
• Upmc Williamsport

  • Ambulatory Surgical Clinic/Center
  • Williamsport, PA
  • NPI 1285719559

  Hospital

  Care Compare affiliation
• Upmc Williamsport

  • General Acute Care Hospital
  • Williamsport, PA
  • NPI 1609801976
  Care Compare affiliation
• Upmc Williamsport

  • Psychiatric Hospital Unit
  • Williamsport, PA
  • NPI 1649746488
  Care Compare affiliation
• Upmc Williamsport

  • General Acute Care Hospital
  • Williamsport, PA
  • NPI 1740365097
  Care Compare affiliation
• Upmc Williamsport

  • Primary Care Clinic/Center
  • Williamsport, PA
  • NPI 1982788048

  Hospital

  Care Compare affiliation

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

{
    "created_epoch": "1150329600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1764633600000",
    "number": "1205870102",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1201 GRAMPIAN BLVD",
            "city": "WILLIAMSPORT",
            "state": "PA",
            "postal_code": "177011900"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "700 HIGH ST",
            "city": "WILLIAMSPORT",
            "state": "PA",
            "postal_code": "177013100",
            "telephone_number": "570-321-2000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LITTLE",
        "first_name": "GREGORY",
        "middle_name": "S",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-06-15",
        "last_updated": "2025-12-02",
        "certification_date": "2023-03-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "PA",
            "license": "MD422568",
            "primary": false
        },
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "PA",
            "license": "MD422568",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "glittle154098@upmc.direct-ci.com",
            "affiliation": "N",
            "address_1": "600 Grant St",
            "address_2": "Floor 58",
            "city": "Pittsburgh",
            "state": "PA",
            "country_code": "US",
            "postal_code": "152192702",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Linn Orthodontics, LLC
• Collin Taylor Linn, D.M.D.
• Courtney Ann Linn, CRNP
• Heister H Linn Jr., DDS
• Taylor Anne List
• Alexa Llewellyn, PA-C
• Dana Lockridge, MED
• Linda B Loehr, CNM
• Frederick Johannes Lombard, DO
• Marissa Loner

• Family Medicine Physician in Williamsport, PA
• Providers in Williamsport, PA by specialty
• Family Medicine Physician in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 2, 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.

Verify at the official NPI Registry.