NPIMap

Individual provider Active NPI

Leslie Erdman, CRNP

  • Family Nurse Practitioner
  • Williamsport, PA
National Provider Identifier
1659823953
Registry record updated Aug 12, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Nurse PractitionerTaxonomy code 363LF0000X
License
SP016480 Issued in PA
Practice address
1100 Grampian Blvd
Williamsport, PA 17701-1907
Phone
(570) 326-8470
Fax
(570) 326-8590
NPI assigned
Nov 3, 2016
Last updated
Aug 12, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 12, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Nurse Practitioner 363LF0000X SP016480 PA Primary

Addresses

Primary practice location

1100 Grampian Blvd
Williamsport, PA 17701-1907

Mailing address

1201 Grampian Blvd
Williamsport, PA 17701-1900

Other names 1

  • Leslie Helfrich Former name

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address lerdman85256@upmc.direct-ci.com

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
I20161229000477 PA Practitioner - Nurse Practitioner 1759662091 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2016
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)

1100 Grampian Blvd
Williamsport, PA 17701-1907
Phone (570) 326-8470

Hospital & facility affiliations

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

Merit-based Incentive Payment System (MIPS)

Final score
79.37 of 100Reported as group
Quality
86.43
Promoting interoperability
100
Improvement activities
40
Cost
44.81

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Susquehanna Physician Services CurrentSince Dec 12, 2016 Accepting new patients
Upmc Wellsboro CurrentSince Jul 1, 2021 Accepting new patients
Upmc Wellsboro CurrentSince Jul 1, 2021 Accepting new patients
Susquehanna Physician Services CurrentSince Dec 12, 2016 Accepting new patients

Locations

15 Meade St
Ste L3
Wellsboro, PA 16901
Phone (570) 723-0100

9 Water St
Ofc Of
Wellsboro, PA 16901
Phone (570) 724-2325

1100 Grampian Blvd
Williamsport, PA 17701
Phone (570) 326-8005

1201 Grampian Blvd
Williamsport, PA 17701
Phone (570) 326-8723

700 High St
Williamsport, PA 17701
Phone (570) 321-2000

Interoperability endpoints

  • Direct secure messaging: lerdman85256@upmc.direct-ci.com

Organizations & group practices 4

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": "1478131200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1786492800000",
    "number": "1659823953",
    "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": "1100 GRAMPIAN BLVD",
            "city": "WILLIAMSPORT",
            "state": "PA",
            "postal_code": "177011907",
            "telephone_number": "570-326-8470",
            "fax_number": "570-326-8590"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ERDMAN",
        "first_name": "LESLIE",
        "credential": "CRNP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2016-11-03",
        "last_updated": "2026-08-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "PA",
            "license": "SP016480",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "lerdman85256@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": [
        {
            "first_name": "LESLIE",
            "last_name": "HELFRICH",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Williamsport, PA

Sources for this page

Verify at the official NPI Registry.