Robert John Nadler, MD

Primary specialty

Neonatal-Perinatal Medicine PhysicianTaxonomy code 2080N0001X

License

35.147362 Issued in OH

Practice address

111 S Grant Ave
Columbus, OH 43215-4701

Phone

(614) 566-9000

NPI assigned

Apr 13, 2020

Last updated

Apr 8, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Other identifiers 1

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

Practice roles

Locations

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.

• Pediatric Academic Association, Inc.

  • Pediatrics Physician
  • Columbus, OH
  • NPI 1063419943
  Medicare reassignment NPD
• Mercy Health-St Ritas Medical Center LLC

  dba Mercy Health-St Rita's Medical Center

  • General Acute Care Hospital
  • Lima, OH
  • NPI 1811939887
  NPD (past)

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

{
    "created_epoch": "1586736000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1775606400000",
    "number": "1538788229",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "700 CHILDRENS DR",
            "city": "COLUMBUS",
            "state": "OH",
            "postal_code": "432052664",
            "telephone_number": "614-722-2000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "111 S GRANT AVE",
            "city": "COLUMBUS",
            "state": "OH",
            "postal_code": "432154701",
            "telephone_number": "614-566-9000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "5300 N Meadows Dr",
            "address_purpose": "LOCATION",
            "city": "Grove City",
            "state": "OH",
            "postal_code": "431232546",
            "country_code": "US",
            "telephone_number": "614-663-5000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "6001 E Broad St",
            "address_purpose": "LOCATION",
            "city": "Columbus",
            "state": "OH",
            "postal_code": "432131502",
            "country_code": "US",
            "telephone_number": "614-234-6000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "600 N Pickaway St",
            "address_purpose": "LOCATION",
            "city": "Circleville",
            "state": "OH",
            "postal_code": "431131447",
            "country_code": "US",
            "telephone_number": "740-474-2126",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "730 W Market St",
            "address_purpose": "LOCATION",
            "city": "Lima",
            "state": "OH",
            "postal_code": "458014602",
            "country_code": "US",
            "telephone_number": "419-227-3361",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "700 Childrens Dr",
            "address_purpose": "LOCATION",
            "city": "Columbus",
            "state": "OH",
            "postal_code": "432052664",
            "country_code": "US",
            "telephone_number": "614-722-2000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1010 Refugee Rd",
            "address_purpose": "LOCATION",
            "city": "Pickerington",
            "state": "OH",
            "postal_code": "431479653",
            "country_code": "US",
            "telephone_number": "614-788-4000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1000 McKinley Park Dr",
            "address_purpose": "LOCATION",
            "city": "Marion",
            "state": "OH",
            "postal_code": "433026399",
            "country_code": "US",
            "telephone_number": "740-383-8400",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "5100 W Broad St",
            "address_purpose": "LOCATION",
            "city": "Columbus",
            "state": "OH",
            "postal_code": "432281607",
            "country_code": "US",
            "telephone_number": "614-544-1000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "NADLER",
        "first_name": "ROBERT",
        "middle_name": "JOHN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2020-04-13",
        "last_updated": "2026-04-08",
        "certification_date": "2026-04-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "OH",
            "license": "35.147362",
            "primary": false
        },
        {
            "code": "2080N0001X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Neonatal-Perinatal Medicine",
            "state": "OH",
            "license": "35.147362",
            "primary": true
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "OH",
            "license": "35.147362",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "0408613",
            "state": "OH"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Ahmad Waseem Kassas Naboulsi
• Rachel Nadal
• Tibor Nadasdy, MD
• Danielle Nader, MASTERS OF SCIENCE
• Mark Elias Nader, D.C.
• Makeda Naeem, MA, CDC, LSW
• Olubukola Nafiu, MD
• Arpit Manishanker Nagar, M.D.
• Geetha Nagarajan, CNP
• John W Nagel II, MD

• Neonatal-Perinatal Medicine Physician in Columbus, OH
• Providers in Columbus, OH by specialty
• Neonatal-Perinatal Medicine Physician in Ohio

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 8, 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.