Catherine Alexis Major, M.D.

Primary specialty

Pediatrics PhysicianTaxonomy code 208000000X

License

ME92626 Issued in FL

Practice address

501 6TH Ave S
St Petersburg, FL 33701-4634

Phone

(727) 767-4243

Fax

(727) 767-8612

NPI assigned

May 12, 2006

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Other identifiers 6

Medicare fee-for-service enrollment

Enrolled in FL

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

Specialty

Pediatric Medicine

Education

Other, 2008

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Pediatric Physician Services, Inc.Group PAC ID 7113989849, 200 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Johns Hopkins All Children'S Hospital Hospital, Saint Petersburg, FL, CCN 103300

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: cmajor732510@direct.hopkinsmedicine.org

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.

• Pediatric Physician Services, Inc.

  • Pediatrics Physician
  • St Petersburg, FL
  • NPI 1770532798
  Medicare reassignment Care Compare group NPD
• Florida Hospital Medical Group Inc

  • Family Medicine Physician
  • Orlando, FL
  • NPI 1225034234

  Pediatrics

  Medicare reassignment NPD
• Florida Hospital Medical Group Inc

  • Prosthetic/Orthotic Supplier
  • Minneola, FL
  • NPI 1285591545
  NPD
• The Children'S Mercy Hospital

  • Children's Hospital
  • Kansas City, MO
  • NPI 1366515488
  NPD (past)

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Johns Hopkins All Children'S Hospital, Inc

  • Children's Hospital
  • St Petersburg, FL
  • NPI 1427114099
  Care Compare affiliation

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

{
    "created_epoch": "1147392000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1764547200000",
    "number": "1790736213",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "BOX 6941",
            "address_2": "501 6TH AVE S",
            "city": "ST. PETERSBURG",
            "state": "FL",
            "postal_code": "337014634",
            "telephone_number": "727-767-4429",
            "fax_number": "727-767-4970"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "501 6TH AVE S",
            "city": "ST PETERSBURG",
            "state": "FL",
            "postal_code": "337014634",
            "telephone_number": "727-767-4243",
            "fax_number": "727-767-8612"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2401 Gillham Rd",
            "address_purpose": "LOCATION",
            "city": "Kansas City",
            "state": "MO",
            "postal_code": "641084619",
            "country_code": "US",
            "telephone_number": "816-234-3000",
            "fax_number": "816-302-9939",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MAJOR",
        "first_name": "CATHERINE",
        "middle_name": "ALEXIS",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-05-12",
        "last_updated": "2025-12-01",
        "certification_date": "2025-12-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "MO",
            "license": "2024038633",
            "primary": false
        },
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "FL",
            "license": "ME92626",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BC/BS",
            "identifier": "03434",
            "state": "FL"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "272214300",
            "state": "FL"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "AVMED",
            "identifier": "297318",
            "state": null
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "AETNA",
            "identifier": "7698667",
            "state": null
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "CIGNA",
            "identifier": "9774505",
            "state": null
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "STAYWELL/HEALTHEASE",
            "identifier": "291590",
            "state": null
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Merri Buff Mair, MD
• Brigid Maisie, MASSAGE THERAPIST
• Mindy Maistri, FNP-C
• Lauren Maizes, DDS
• Gauravi K Majmundar, MD
• Shantell Major, ARNP
• Amun Makani, MD
• Making Small Talk
• Doongro Mal, MD
• Ann Marie Malatesta, CNM

• Pediatrics Physician in St Petersburg, FL
• Providers in St Petersburg, FL by specialty
• Pediatrics Physician in Florida

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 1, 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.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.