NPIMap

Individual provider Active NPI

Eric J Thierman, MD

  • Internal Medicine Physician
  • Williamsville, NY
National Provider Identifier
1235101908
Registry record updated Jul 21, 2022
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
219381 Issued in NY
Practice address
1835 Maple Rd
Williamsville, NY 14221-2780
Phone
(716) 634-5410
NPI assigned
Feb 6, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 21, 2022

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatrics Physician 208000000X 219381 NY
Internal Medicine Physician 207R00000X 219381 NY Primary

Addresses

Primary practice location

1835 Maple Rd
Williamsville, NY 14221-2780

Mailing address

908 Niagara Falls Blvd
Suite 208
North Tonawanda, NY 14120-2019
Phone (716) 692-3302

Other practice location 1

500 Main St
Olean, NY 14760-1514
Phone (716) 692-3302 ext. 10

Other identifiers 1

IdentifierTypeStateIssuer
04231010MedicaidNY

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY
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
I20040427001059 NY Practitioner - Internal MedicinePractitioner - Family PracticePractitioner - Pediatric Medicine 5799772265 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal MedicineAlso: Pediatric Medicine
Education
State University of New York at Buffalo School of Medicine, 1999
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Maple Internal Medicine and Pediatrics PLLCGroup PAC ID 7113245358, 8 clinicians
Internal Med Id Associates, LLCGroup PAC ID 3577508969, 5 clinicians

Practice addresses (Care Compare)

1835 Maple Rd
Suite 1
Williamsville, NY 14221-2780
Phone (716) 634-1168

2235 Millersport Hwy
Suite 100
Getzville, NY 14068-1219
Phone (716) 204-5933

2235 Millersport Hwy 100
Getzville, NY 14068-1219

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Internal Med Id Associates, LLC CurrentSince Jan 1, 2026 Accepting new patients
Kaleida Health CurrentSince Aug 1, 2006 Accepting new patients
Kaleida Health CurrentSince Aug 1, 2006 Accepting new patients
Kaleida Health Current Accepting new patients
Diane Flanigen MD Eye Care PC Past Accepting new patients
Genesee Valley Group Health Association Past Accepting new patients
Southern Tier Community Health Center Network, Inc. Past Accepting new patients

Locations

2235 Millersport Hwy
Ste 100
Getzville, NY 14068
Phone (716) 204-5933

2235 Millersport Hwy
Getzville, NY 14068
Phone (716) 504-1000

908 Niagara Falls Blvd
Ste 208
North Tonawanda, NY 14120
Phone (716) 649-1613

445 Tremont St
North Tonawanda, NY 14120
Phone (716) 690-2291

515 Main St
#13282
Olean, NY 14760
Phone (716) 375-6993

1540 Maple Rd
Williamsville, NY 14221
Phone (716) 568-3514

Interoperability endpoints

  • Direct secure messaging: erict@maplemedpeds.medentdirect.com

Organizations & group practices 8

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 11

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": "1139184000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1658361600000",
    "number": "1235101908",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "908 NIAGARA FALLS BLVD",
            "address_2": "SUITE 208",
            "city": "NORTH TONAWANDA",
            "state": "NY",
            "postal_code": "141202019",
            "telephone_number": "716-692-3302",
            "fax_number": "716-692-4342"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1835 MAPLE RD",
            "city": "WILLIAMSVILLE",
            "state": "NY",
            "postal_code": "142212780",
            "telephone_number": "716-634-5410"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "500 Main St",
            "address_purpose": "LOCATION",
            "city": "Olean",
            "state": "NY",
            "postal_code": "147601514",
            "country_code": "US",
            "telephone_number": "716-692-3302 x10",
            "fax_number": "716-692-4342",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "THIERMAN",
        "first_name": "ERIC",
        "middle_name": "J",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-02-06",
        "last_updated": "2022-07-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "NY",
            "license": "219381",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NY",
            "license": "219381",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "04231010",
            "state": "NY"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Williamsville, NY

Sources for this page

Verify at the official NPI Registry.