Individual provider Active NPI

Lydia Martinez, MS, RD, LD

  • Oncology Nutrition Registered Dietitian
  • Springfield, MO
National Provider Identifier
1538935796
Registry record updated Jul 17, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Oncology Nutrition Registered DietitianTaxonomy code 133VN1301X
Practice address
3850 S National Ave Ste 200
Springfield, MO 65807-5287
Phone
(417) 335-7111
NPI assigned
Nov 29, 2023
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jul 17, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Oncology Nutrition Registered Dietitian 133VN1301X Primary

Addresses

Primary practice location

3850 S National Ave Ste 200
Springfield, MO 65807-5287

Mailing address

PO Box 7411626
Chicago, IL 60674-5626

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

Care Compare profile

Medicare Care Compare
Specialty
Registered Dietitian Or Nutrition Professional
Education
Other, 2014
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

PO Box
Chicago, IL 60674

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Master of Science

NPI Registry JSON

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

{
    "created_epoch": "1701216000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1784246400000",
    "number": "1538935796",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 7411626",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606745626"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3850 S NATIONAL AVE STE 200",
            "city": "SPRINGFIELD",
            "state": "MO",
            "postal_code": "658075287",
            "telephone_number": "417-335-7111"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MARTINEZ",
        "first_name": "LYDIA",
        "credential": "MS, RD, LD",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2023-11-29",
        "last_updated": "2026-07-17",
        "certification_date": "2026-07-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "133VN1301X",
            "taxonomy_group": "",
            "desc": "Dietitian, Registered, Nutrition, Oncology",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Springfield, MO

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 17, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • 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.