Mark B Landon, MD

Primary specialty

Maternal & Fetal Medicine PhysicianTaxonomy code 207VM0101X

License

35.055363 Issued in OH

Practice address

1800 Zollinger Rd FL 4
Columbus, OH 43221-2800

Phone

(614) 293-2222

Fax

(614) 293-4162

NPI assigned

Apr 18, 2006

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

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

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: mlandon14219@direct.osumc.edu

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.

• Osu Observation Medicine, LLC

  • Anesthesiology Physician
  • Columbus, OH
  • NPI 1407095052

  Maternal & Fetal Medicine

  Medicare reassignment NPD
• Lima Memorial Joint Operating Company

  • General Acute Care Hospital
  • Lima, OH
  • NPI 1336144732
  NPD (past)
• Ohio State University Hospitals

  • General Acute Care Hospital
  • Columbus, OH
  • NPI 1447359997
  NPD (past)
• Osu GYN & OB Consultants LLC

  • Obstetrics & Gynecology Physician
  • Columbus, OH
  • NPI 1073552493
  NPD (past)

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

{
    "created_epoch": "1145318400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1765756800000",
    "number": "1609831262",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "700 ACKERMAN RD STE 2120",
            "city": "COLUMBUS",
            "state": "OH",
            "postal_code": "432021559",
            "telephone_number": "614-293-2222",
            "fax_number": "614-293-4162"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1800 ZOLLINGER RD FL 4",
            "city": "COLUMBUS",
            "state": "OH",
            "postal_code": "432212800",
            "telephone_number": "614-293-2222",
            "fax_number": "614-293-4162"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LANDON",
        "first_name": "MARK",
        "middle_name": "B",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-04-18",
        "last_updated": "2025-12-15",
        "certification_date": "2025-12-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207VM0101X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology, Maternal & Fetal Medicine",
            "state": "OH",
            "license": "35.055363",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Robert Taylor Landgraf, DDS
• Courtney Landin
• Emily Kay Landin
• Karly Landis, MS, CCC-SLP
• Shelby Landoll
• Robin Lynn Landon, CNP
• Susan J. Landon
• Meghan T Landreville, PA
• Alfredo L. Landrum, CDCA
• Charles B. Landrum, D.M.D.

• Maternal & Fetal Medicine Physician in Columbus, OH
• Providers in Columbus, OH by specialty
• Maternal & Fetal Medicine Physician in Ohio

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 15, 2025; 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.