Mark Fellows Weems, M.D.

Primary specialty

Neonatal-Perinatal Medicine PhysicianTaxonomy code 2080N0001X

License

50174 Issued in TN

Practice address

853 Jefferson Ave
Rout BLDG E201
Memphis, TN 38103-2807

Phone

(901) 448-5950

NPI assigned

Mar 4, 2009

Last updated

Feb 25, 2025By 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 3

Medicare fee-for-service enrollment

Enrolled in TN

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: mweems31134@mlh.direct-ci.com

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.

• Ut Medical Group Inc

  • Multi-Specialty Clinic/Center
  • Memphis, TN
  • NPI 1780676650

  Neonatal-Perinatal Medicine

  Medicare reassignment NPD
• Ut Medical Group, Inc.

  • Ophthalmology Physician
  • Memphis, TN
  • NPI 1326919200
  NPD

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

{
    "created_epoch": "1236124800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1740441600000",
    "number": "1477793362",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1068 CRESTHAVEN RD STE 300",
            "city": "MEMPHIS",
            "state": "TN",
            "postal_code": "381190809"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "853 JEFFERSON AVE",
            "address_2": "ROUT BLDG E201",
            "city": "MEMPHIS",
            "state": "TN",
            "postal_code": "381032807",
            "telephone_number": "901-448-5950"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WEEMS",
        "first_name": "MARK",
        "middle_name": "FELLOWS",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2009-03-04",
        "last_updated": "2025-02-25",
        "certification_date": "2025-02-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "CA",
            "license": "A106872",
            "primary": false
        },
        {
            "code": "2080N0001X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Neonatal-Perinatal Medicine",
            "state": "CA",
            "license": "A106872",
            "primary": false
        },
        {
            "code": "2080N0001X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Neonatal-Perinatal Medicine",
            "state": "TN",
            "license": "50174",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "198061001",
            "state": "AR"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "04328790",
            "state": "MS"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1533405",
            "state": "TN"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Manuel Shayne Weekley, MD
• Weeks Cancer Center PLLC
• James Kelley Weeks Jr., M.D.
• Nakondrea L Weeks, MS
• Joseph Lell Weems, M.D.
• Robert William Wegner, M.D.
• Kelcie Wehrum
• Ellen Wei
• Stephanie Louise Weightman, PHARMD
• Kathleen B Weiman, CRNA

• Neonatal-Perinatal Medicine Physician in Memphis, TN
• Providers in Memphis, TN by specialty
• Neonatal-Perinatal Medicine Physician in Tennessee

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 25, 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.