NPIMap

Individual provider Active NPI

Nicholas Dalessandro

  • Internal Medicine Physician
  • Paoli, PA
National Provider Identifier
1821387622
Registry record updated Sep 1, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
OS017091 Issued in PA
Practice address
255 W Lancaster Ave
Paoli, PA 19301-1763
Phone
(484) 565-1510
NPI assigned
Apr 1, 2011
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 1, 2026

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 OS017091 PA Primary

Addresses

Primary practice location

255 W Lancaster Ave
Paoli, PA 19301-1763

Mailing address

255 W Lancaster Ave
Paoli, PA 19301-1763

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address ndalessandro69650@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
I20140707000204 PA Practitioner - Internal Medicine 0345465480 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Rowan University School of Osteopathic Medicine, 2011
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)

700 High St
Williamsport, PA 17701-3100
Phone (570) 321-2850

Hospital & facility affiliations

  • Upmc Williamsport Hospital, Williamsport, PA, CCN 390045
  • Upmc Cole Hospital, Coudersport, PA, CCN 391313

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
OS017091PAMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Prospect Health Access Network, Inc. CurrentSince Jan 30, 2017 Accepting new patients
Prospect Health Access Network, Inc. CurrentSince Jan 30, 2017 Accepting new patients
Prospect Health Access Network, Inc. Current Accepting new patients
Lehigh Valley Physician Group CurrentSince Jun 28, 2014 Accepting new patients
Lehigh Valley Physician Group CurrentSince Jun 28, 2014 Accepting new patients
Lehigh Valley Physician Group Internal Medicine Current Accepting new patients
Upmc Williamsport Past Accepting new patients

Locations

1 Medical Center Blvd
Ste 236
Chester, PA 19013
Phone (610) 619-8450

1 Medical Center Blvd
Chester, PA 19013
Phone (610) 447-6666

1 Medical Center Blvd
Ste 301
Chester, PA 19013
Phone (610) 566-6744

5649 Wynnewood Dr
Ste 104
Laurys Station, PA 18059
Phone (610) 262-6641

190 W Sproul Rd
Springfield, PA 19064
Phone (215) 442-5085

100 W Sproul Rd
Ste 123
Springfield, PA 19064
Phone (610) 619-8281

Interoperability endpoints

  • Direct secure messaging: ndalessandro69650@upmc.direct-ci.com
  • Direct secure messaging: upmchospitals@upmcdirect.com

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 and National Provider Directory roles.

Hospital & facility affiliations 9

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": "1301616000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788220800000",
    "number": "1821387622",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "255 W LANCASTER AVE",
            "city": "PAOLI",
            "state": "PA",
            "postal_code": "193011763"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "255 W LANCASTER AVE",
            "city": "PAOLI",
            "state": "PA",
            "postal_code": "193011763",
            "telephone_number": "484-565-1510"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DALESSANDRO",
        "first_name": "NICHOLAS",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2011-04-01",
        "last_updated": "2026-09-01",
        "certification_date": "2020-04-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "PA",
            "license": "OS017091",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "ndalessandro69650@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": []
}

Other providers in Paoli, PA

Sources for this page

Verify at the official NPI Registry.