NPIMap

Individual provider Active NPI

Greg Paul Meisner II, DO

  • Internal Medicine Physician
  • Natrona Heights, PA
National Provider Identifier
1326604190
Registry record updated Sep 26, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
OS022819 Issued in PA
Practice address
1621 Union Ave Ste C
Natrona Heights, PA 15065-2144
Phone
(724) 224-6700
Fax
(724) 224-8005
NPI assigned
May 16, 2019
Last updated
Sep 26, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 26, 2025

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 OS022819 PA Primary

Addresses

Primary practice location

1621 Union Ave Ste C
Natrona Heights, PA 15065-2144

Mailing address

1621 Union Ave Ste C
Natrona Heights, PA 15065-2144
Phone (724) 224-6700

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
I20230807000060 PA Practitioner - Internal Medicine 0042671133 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Lincoln Mem Univ, Debusk Col of Osteopathic Med, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Allegheny ClinicGroup PAC ID 5395649586, 2,313 clinicians

Practice addresses (Care Compare)

1621 Union Ave
Suite C
Natrona Heights, PA 15065-2144
Phone (724) 224-6700

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Allegheny Clinic Current Accepting new patients
Allegheny Clinic Internal Medicine CurrentSince Oct 1, 2025 Accepting new patients
Allegheny Clinic CurrentSince Oct 1, 2025 Accepting new patients
Steward Medical Group, Inc CurrentSince Jun 30, 2023 Accepting new patients
Steward Medical Group Inc. Internal Medicine Current Accepting new patients
Allegheny Clinic Past Accepting new patients

Locations

9 Galen St
Watertown, MA 02472
Phone (617) 562-5413

1304 Pittsburgh St
Cheswick, PA 15024
Phone (412) 767-5387

2425 Garden Way
Ste 102
Hermitage, PA 16148
Phone (724) 347-0700

62 Greenbriar Dr
Ste 1
Leechburg, PA 15656
Phone (724) 845-7765

1621 Union Ave
Ste C
Natrona Heights, PA 15065
Phone (724) 224-6700

951 Male Rd
Wind Gap, PA 18091
Phone (610) 654-1000

Organizations & group practices 6

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 6

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": "1557964800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758844800000",
    "number": "1326604190",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1621 UNION AVE STE C",
            "city": "NATRONA HEIGHTS",
            "state": "PA",
            "postal_code": "150652144",
            "telephone_number": "724-224-6700",
            "fax_number": "724-224-8005"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1621 UNION AVE STE C",
            "city": "NATRONA HEIGHTS",
            "state": "PA",
            "postal_code": "150652144",
            "telephone_number": "724-224-6700",
            "fax_number": "724-224-8005"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MEISNER",
        "first_name": "GREG",
        "middle_name": "PAUL",
        "name_prefix": "Dr.",
        "name_suffix": "II",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-05-16",
        "last_updated": "2025-09-26",
        "certification_date": "2025-09-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "PA",
            "license": "OS022819",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Natrona Heights, PA

Sources for this page

Verify at the official NPI Registry.