Individual provider Active NPI

Alyssa R Sobieray, RD

  • Registered Dietitian
  • Lancaster, PA
National Provider Identifier
1033171707
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Registered DietitianTaxonomy code 133V00000X
License
DN001429 Issued in PA
Practice address
2112 Harrisburg Pike
Suite 312
Lancaster, PA 17601-2644
Phone
(717) 291-8399
NPI assigned
Apr 6, 2006
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Registered Dietitian 133V00000X DN001429 PA Primary

Addresses

Primary practice location

2112 Harrisburg Pike
Suite 312
Lancaster, PA 17601-2644

Mailing address

422 Greenland Dr
Lancaster, PA 17602-3346
Phone (717) 293-0831

Other identifiers 1

IdentifierTypeStateIssuer
P00279869OtherPWRAILROAD MEDICARE

Other names 1

  • Alyssa R Calhoun Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in PA

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20050622000222 PA Practitioner - Registered Dietitian Or Nutrition Professional 2961447883 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Registered Dietitian Or Nutrition Professional
Education
Other, 2003
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Pinnacle Health Medical ServicesGroup PAC ID 7618960493, 1,025 clinicians

Practice addresses (Care Compare)

2501 N 3Rd Street 3Rd Floor
Upmc Surgery Optimization Clinic
Harrisburg, PA 17110-2046
Phone (717) 782-4785

Merit-based Incentive Payment System (MIPS)

Final score
86.08 of 100Reported as group
Quality
76.48
Promoting interoperability
100
Improvement activities
40
Cost
77.12

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
DN001429PAMDRegistered Dietitian

Practice roles

OrganizationSpecialtyStatusNew patients
Pinnacle Health Medical Services CurrentSince Mar 1, 2024 Accepting new patients
Pinnacle Health Medical Services Current Accepting new patients
Pinnacle Health Medical Services CurrentSince Mar 1, 2024 Accepting new patients
Sodexo Operations LLC Dietitian, Registered Past Accepting new patients
Nephrology Associates of Lancaster LTD PastSince Jul 1, 2024 Accepting new patients

Locations

2501 N 3rd St
Harrisburg, PA 17110
Phone (717) 782-2100

2501 N 3rd St
Fl 2
Harrisburg, PA 17110
Phone (717) 782-2100

2110 Harrisburg Pike
Ste 310
Lancaster, PA 17601
Phone (717) 544-3232

2112 Harrisburg Pike
Ste 312
Lancaster, PA 17601
Phone (717) 544-3022

Organizations & group practices 5

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.

NPI Registry JSON

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

{
    "created_epoch": "1144281600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1033171707",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "422 GREENLAND DR",
            "city": "LANCASTER",
            "state": "PA",
            "postal_code": "176023346",
            "telephone_number": "717-293-0831"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2112 HARRISBURG PIKE",
            "address_2": "SUITE 312",
            "city": "LANCASTER",
            "state": "PA",
            "postal_code": "176012644",
            "telephone_number": "717-291-8399"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SOBIERAY",
        "first_name": "ALYSSA",
        "middle_name": "R",
        "credential": "RD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-04-06",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "133V00000X",
            "taxonomy_group": "",
            "desc": "Dietitian, Registered",
            "state": "PA",
            "license": "DN001429",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RAILROAD MEDICARE",
            "identifier": "P00279869",
            "state": "PW"
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "ALYSSA",
            "last_name": "CALHOUN",
            "middle_name": "R",
            "credential": "RD",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Lancaster, PA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • 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.