Ryan Michael Olson, DO

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

34.018284 Issued in OH

Practice address

730 W Market St
Lima, OH 45801-4602

Phone

(419) 227-3361

NPI assigned

May 17, 2023

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

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.

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

Practice roles

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.

• Lima Memorial Joint Operating Company

  dba Lima Memorial Health System

  • General Acute Care Hospital
  • Lima, OH
  • NPI 1336144732
  NPD (past)

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

{
    "created_epoch": "1684281600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1789948800000",
    "number": "1306537626",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6435 W JEFFERSON BLVD",
            "address_2": "PMB 109",
            "city": "FORT WAYNE",
            "state": "IN",
            "postal_code": "468046203",
            "telephone_number": "260-344-4035"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "730 W MARKET ST",
            "city": "LIMA",
            "state": "OH",
            "postal_code": "458014602",
            "telephone_number": "419-227-3361"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "OLSON",
        "first_name": "RYAN",
        "middle_name": "MICHAEL",
        "name_prefix": "Dr.",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2023-05-17",
        "last_updated": "2026-09-21",
        "certification_date": "2026-09-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "OH",
            "license": "34.018284",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Ollom Community Dental, LLC
• Ollom DDS Lima LLC (Pure Smiles Lima)
• Ollom Dental Sleep Centers LLC (Pure Sleep Solutionzzz)
• Chad W Ollom, DDS
• Moses Kolawole Olofin, RN
• Sarah L. Olt, MD
• Leandra Oman
• Omar Sweidan OD PLLC
• Alexandra Omitowoju
• Olayinka Olatokunbo Omitowoju, M.D.

• Internal Medicine Physician in Lima, OH
• Providers in Lima, OH by specialty
• Internal Medicine Physician in Ohio

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 21, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.