Individual provider Active NPI

Joshua B Martin, M.D.

  • Radiation Oncology Physician
  • Cincinnati, OH
National Provider Identifier
1720493547
Registry record updated Sep 19, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Radiation Oncology PhysicianTaxonomy code 2085R0001X
License
35.136430 Issued in OH
Practice address
3301 Mercy Health Blvd Ste 100
Cincinnati, OH 45211
Phone
(513) 751-2273
NPI assigned
Jul 1, 2014
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 19, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Radiation Oncology Physician 2085R0001X 35.136430 OH Primary

Addresses

Primary practice location

3301 Mercy Health Blvd Ste 100
Cincinnati, OH 45211

Mailing address

148 W North St
Springfield, OH 45504-2547
Phone (937) 323-5001

Other practice location 1

148 W North St
Springfield, OH 45504-2547
Phone (937) 323-5001

Other practice location 2

4777 E Galbraith Rd
Cincinnati, OH 45236-2725
Phone (513) 686-5446

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in OH
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 1

Enrollment IDStateProvider typePAC IDDetails
I20190625003581 OH Practitioner - Radiation Oncology 1052600335 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Radiation Oncology
Education
University of Louisville School of Medicine, 2014
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Mercy Health Physicians Springfield Specialty Care LLCGroup PAC ID 4284059981, 129 clinicians

Practice addresses (Care Compare)

900 Scioto St
Suite 1
Urbana, OH 43078-2251
Phone (937) 717-4884

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
35.136430OHMDRadiation Oncology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Tri State Urologic Services PSC Inc Current Accepting new patients
Mercy Health Physicians Springfield Specialty Care LLC CurrentSince Oct 9, 2022 Accepting new patients
Mercy Health Physicians Lorain Specialty Care LLC CurrentSince May 9, 2022 Accepting new patients
Mercy Health Physicians North Specialty Care LLC CurrentSince Sep 1, 2021 Accepting new patients
Mercy Health Physicians-North LLC CurrentSince May 3, 2021 Accepting new patients
Mercy Health Physicians - North, LLC CurrentSince May 3, 2021 Accepting new patients
Mercy Health Physicians Lorain Specialty Care LLC CurrentSince May 9, 2022 Accepting new patients
Mercy Health Physicians North Specialty Care LLC CurrentSince Sep 1, 2021 Accepting new patients

Locations

578 N Leavitt Rd
Amherst, OH 44001
Phone (440) 960-3912

41201 Schadden Rd
Elyria, OH 44035
Phone (440) 324-0400

2000 Joseph E Sanker Blvd
Norwood, OH 45212
Phone (513) 841-7400

12623 Eckel Junction Rd
Perrysburg, OH 43551
Phone (567) 368-1434

148 W North St
Springfield, OH 45504
Phone (937) 323-5001

4126 N Holland Sylvania Rd
Ste 175
Toledo, OH 43623
Phone (419) 407-1100

2222 Cherry St
Ste 2300
Toledo, OH 43608
Phone (419) 251-8013

3900 Sunforest Ct
Ste 240
Toledo, OH 43623
Phone (419) 472-3126

900 Scioto St
Ste 1
Urbana, OH 43078
Phone (937) 653-4666

Interoperability endpoints

  • Direct secure messaging: joshua.martin@ohc.ikm.direct-ci.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 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": "1404172800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758240000000",
    "number": "1720493547",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "148 W NORTH ST",
            "city": "SPRINGFIELD",
            "state": "OH",
            "postal_code": "455042547",
            "telephone_number": "937-323-5001",
            "fax_number": "937-684-9991"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3301 MERCY HEALTH BLVD STE 100",
            "city": "CINCINNATI",
            "state": "OH",
            "postal_code": "45211",
            "telephone_number": "513-751-2273"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "148 W North St",
            "address_purpose": "LOCATION",
            "city": "Springfield",
            "state": "OH",
            "postal_code": "455042547",
            "country_code": "US",
            "telephone_number": "937-323-5001",
            "fax_number": "937-684-9991",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "4777 E Galbraith Rd",
            "address_purpose": "LOCATION",
            "city": "Cincinnati",
            "state": "OH",
            "postal_code": "452362725",
            "country_code": "US",
            "telephone_number": "513-686-5446",
            "fax_number": "513-686-6860",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MARTIN",
        "first_name": "JOSHUA",
        "middle_name": "B",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2014-07-01",
        "last_updated": "2025-09-19",
        "certification_date": "2025-09-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0001X",
            "taxonomy_group": "",
            "desc": "Radiology, Radiation Oncology",
            "state": "OH",
            "license": "35.136430",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Cincinnati, OH

Sources for this page

Verify at the official NPI Registry.