NPIMap

Individual provider Active NPI

Alyssa M Miller, PA-C

  • Medical Physician Assistant
  • Lewisburg, PA
National Provider Identifier
1073946778
Registry record updated Jan 26, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Medical Physician AssistantTaxonomy code 363AM0700X
License
MA056499 Issued in PA
Practice address
3 Hospital Dr Ste 100
Lewisburg, PA 17837-9394
Phone
(570) 524-5056
Fax
(570) 524-5061
NPI assigned
Aug 16, 2013
Last updated
Jan 26, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 26, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Medical Physician Assistant 363AM0700X MA056499 PA Primary

Addresses

Primary practice location

3 Hospital Dr Ste 100
Lewisburg, PA 17837-9394

Mailing address

601 Memory LN
York, PA 17402-2231
Phone (717) 851-1405

Other practice location 1

457 River Ave
Williamsport, PA 17701-3722
Phone (570) 524-5056

Other names 1

  • Alyssa Napp Former name

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
I20131118000114 PA Practitioner - Physician Assistant 8325274590 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2013
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Wellspan Medical GroupGroup PAC ID 1951213115, 2,438 clinicians

Practice addresses (Care Compare)

1 Hospital Dr
Lewisburg, PA 17837-9350
Phone (570) 522-2000

101 Meadow Green Dr
Mifflinburg, PA 17844-9300
Phone (570) 966-1122

25 Monument Rd
York, PA 17403-5073

3 Hospital Dr
Lewisburg, PA 17837-9362
Phone (570) 524-6974

3 Hospital Dr
Lewisburg, PA 17837-9394

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Physician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Wellspan Medical Group CurrentSince Dec 1, 2025 Accepting new patients
Evangelical Medical Services Organization CurrentSince Mar 1, 2018 Accepting new patients
Wellspan Medical Group CurrentSince Dec 1, 2025 Accepting new patients
Geisinger Clinic CurrentSince Dec 1, 2013 Accepting new patients
Wellspan Medical Group Current Accepting new patients
Geisinger Clinic CurrentSince Dec 1, 2013 Accepting new patients
Evangelical Medical Services Organization CurrentSince Mar 1, 2018 Accepting new patients
Wellspan Medical Group Past Accepting new patients

Locations

100 N Academy Ave
Danville, PA 17822

1 Hospital Dr
Lewisburg, PA 17837
Phone (570) 522-2000

1 Hospital Dr
Ste 306
Lewisburg, PA 17837
Phone (570) 522-4110

25 Lystra Rogers Dr
Lewisburg, PA 17837
Phone (570) 523-3290

3 Hospital Dr
Ste 100
Lewisburg, PA 17837
Phone (570) 523-7625

3 Hospital Dr
Ste 206
Lewisburg, PA 17837
Phone (570) 522-9771

3 Hospital Dr
Ste 318
Lewisburg, PA 17837
Phone (570) 522-1007

457 River Ave
Williamsport, PA 17701
Phone (570) 323-7246

1600 S George St
York, PA 17403
Phone (717) 848-3615

25 Monument Rd
Ste 270
York, PA 17403
Phone (717) 741-8250

601 Memory Ln
York, PA 17402
Phone (717) 851-6670

Interoperability endpoints

  • Direct secure messaging: amiller486029@wellspan.direct-ci.com

Organizations & group practices 10

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 27

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

View all 27

NPI Registry JSON

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

{
    "created_epoch": "1376611200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1769385600000",
    "number": "1073946778",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "601 MEMORY LN",
            "city": "YORK",
            "state": "PA",
            "postal_code": "174022231",
            "telephone_number": "717-851-1405"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3 HOSPITAL DR STE 100",
            "city": "LEWISBURG",
            "state": "PA",
            "postal_code": "178379394",
            "telephone_number": "570-524-5056",
            "fax_number": "570-524-5061"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "457 River Ave",
            "address_purpose": "LOCATION",
            "city": "Williamsport",
            "state": "PA",
            "postal_code": "177013722",
            "country_code": "US",
            "telephone_number": "570-524-5056",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MILLER",
        "first_name": "ALYSSA",
        "middle_name": "M",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2013-08-16",
        "last_updated": "2026-01-26",
        "certification_date": "2026-01-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363AM0700X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Medical",
            "state": "PA",
            "license": "MA056499",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "ALYSSA",
            "last_name": "NAPP",
            "credential": "PA-C",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Lewisburg, PA

Sources for this page

Verify at the official NPI Registry.