Individual provider Active NPI

Tomasz J Niewiarowski, M.D.

  • Gastroenterology Physician
  • Bethlehem, PA
National Provider Identifier
1073624441
Registry record updated May 29, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
MD040218L Issued in PA
Practice address
306 S New St Ste 201
Bethlehem, PA 18015-1652
Phone
(610) 866-0113
Fax
(610) 974-8589
NPI assigned
Aug 31, 2006
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on May 29, 2024

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Gastroenterology Physician 207RG0100X MD040218L PA Primary

Addresses

Primary practice location

306 S New St Ste 201
Bethlehem, PA 18015-1652

Mailing address

306 S New St Ste 201
Bethlehem, PA 18015-1112
Phone (610) 866-0113

Other practice location 1

164 Greenview Drive
Mount Nittany Health Gastroenterology
State College, PA 16803
Phone (814) 278-4631

Other practice location 2

3901 S Atherton St Ste 2
State College, PA 16801-8324
Phone (814) 278-4631

Other practice location 3

675 Baltimore Dr.
Wilkes Barre, PA 18702-7900
Phone (570) 808-5780

Other identifiers 2

IdentifierTypeStateIssuer
0012930600003MedicaidPA
123855OtherPAMEDICARE PTAN

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in PA, MD2 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20040408000700 PA Practitioner - Gastroenterology 6305839895 Reassigns benefits to 6 organizations
I20231228002458 MD Practitioner - Gastroenterology 6305839895 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Gastroenterology
Education
Other, 1982
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Vita Medical Associates, PCGroup PAC ID 3779554407, 4 clinicians
Geisinger ClinicGroup PAC ID 5395657001, 3,432 clinicians

Practice addresses (Care Compare)

306 S New St
Suite 201
Bethlehem, PA 18015-1652
Phone (610) 866-0113

3901 S Atherton St
Suite 130
State College, PA 16801-8324
Phone (814) 231-6824

675 Baltimore Dr
Wilkes Barre, PA 18702-7900
Phone (570) 826-7300

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy100
Upper gastrointestinal (GI) endoscopy for acid reflux87

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
MD040218LPAMDGastroenterology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Vita Medical Associates, PC Gastroenterology CurrentSince Jan 28, 2009 Accepting new patients
DLP Conemaugh Physician Practices LLC CurrentSince Aug 15, 2022 Accepting new patients
St Luke'S Physician Group Inc CurrentSince Jul 1, 2015 Accepting new patients
Upmc Western Maryland Health Services, LLC Gastroenterology CurrentSince Jan 1, 2024 Accepting new patients
St Luke'S Hospital CurrentSince Oct 31, 2009 Accepting new patients
St. Luke'S Hospital Current Accepting new patients
Upmc Western Maryland Health Services, LLC Current Accepting new patients
Geisinger Clinic CurrentSince Jan 15, 2024 Accepting new patients
Geisinger Clinc CurrentSince Jan 15, 2024 Accepting new patients
DLP Conemaugh Physician Practices LLC Current Accepting new patients
Mount Nittany Medical Center Health Services Inc CurrentSince Jun 3, 2024 Accepting new patients
Geisinger Clinic Current Accepting new patients
Upmc Western Maryland Health Services, LLC CurrentSince Jan 1, 2024 Accepting new patients
St Luke'S Physician Group Inc CurrentSince Jul 1, 2015 Accepting new patients
St Luke'S Hospital CurrentSince Oct 31, 2009 Accepting new patients
St. Luke'S Physician Group, Inc. Current Accepting new patients
DLP Conemaugh Physician Practices LLC Gastroenterology CurrentSince Aug 15, 2022 Accepting new patients
Mount Nittany Medical Center Health Services Inc Past Accepting new patients

Locations

12502 Willowbrook Rd
Ste 640
Cumberland, MD 21502
Phone (240) 964-8717

12500 Willowbrook Rd
Cumberland, MD 21502
Phone (240) 964-1255

1736 Hamilton St
Allentown, PA 18104
Phone (610) 770-8300

141 Medical Park Ln
Bellefonte, PA 16823
Phone (814) 355-7322

306 S New St
Ste 201
Bethlehem, PA 18015
Phone (610) 866-0113

511 E 3rd St
Bethlehem, PA 18015
Phone (484) 526-2460

100 N Academy Ave
Danville, PA 17822

801 Ostrum St
Fountain Hill, PA 18015
Phone (610) 954-2200

800 Ostrum St
Ste 300
Fountain Hill, PA 18015
Phone (610) 866-0113

800 Ostrum St
Ste 303
Fountain Hill, PA 18015
Phone (610) 866-0113

1015 Franklin St
Fl C
Johnstown, PA 15905
Phone (814) 534-1270

1111 Franklin St
Ste 180
Johnstown, PA 15905
Phone (814) 534-3740

1086 Franklin St
Johnstown, PA 15905
Phone (610) 250-4540

164 Greenview Dr
State College, PA 16803
Phone (814) 237-4321

3901 S Atherton St
Ste 130
State College, PA 16801

3901 S Atherton St
Ste 2
State College, PA 16801
Phone (814) 278-4631

164 Greenview Dr
Ste 445
State College, PA 16803
Phone (814) 278-4631

1850 E Park Ave
Ste 201
State College, PA 16803
Phone (814) 234-8800

675 Baltimore Dr
Wilkes Barre, PA 18702
Phone (570) 808-5757

Interoperability endpoints

  • Direct secure messaging: tniewiarowski46305@direct.conemaugh.org
  • Direct secure messaging: tniewiarowski1036850@upmc.direct-ci.com

Organizations & group practices 18

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.

View all 18

Hospital & facility affiliations 37

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

View all 37

NPI Registry JSON

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

{
    "created_epoch": "1156982400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1716940800000",
    "number": "1073624441",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "306 S NEW ST STE 201",
            "city": "BETHLEHEM",
            "state": "PA",
            "postal_code": "180151112",
            "telephone_number": "610-866-0113",
            "fax_number": "610-974-8589"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "306 S NEW ST STE 201",
            "city": "BETHLEHEM",
            "state": "PA",
            "postal_code": "180151652",
            "telephone_number": "610-866-0113",
            "fax_number": "610-974-8589"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "164 Greenview Drive",
            "address_2": "Mount Nittany Health Gastroenterology",
            "address_purpose": "LOCATION",
            "city": "State College",
            "state": "PA",
            "postal_code": "16803",
            "country_code": "US",
            "telephone_number": "814-278-4631",
            "fax_number": "814-278-4685",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "3901 S Atherton St Ste 2",
            "address_purpose": "LOCATION",
            "city": "State College",
            "state": "PA",
            "postal_code": "168018324",
            "country_code": "US",
            "telephone_number": "814-278-4631",
            "fax_number": "814-278-4685",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "675 Baltimore Dr.",
            "address_purpose": "LOCATION",
            "city": "Wilkes Barre",
            "state": "PA",
            "postal_code": "187027900",
            "country_code": "US",
            "telephone_number": "570-808-5780",
            "fax_number": "570-808-5753",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "NIEWIAROWSKI",
        "first_name": "TOMASZ",
        "middle_name": "J",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-08-31",
        "last_updated": "2024-05-29",
        "certification_date": "2024-05-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "PA",
            "license": "MD040218L",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "0012930600003",
            "state": "PA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE PTAN",
            "identifier": "123855",
            "state": "PA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Bethlehem, PA

Sources for this page

Verify at the official NPI Registry.