Individual provider Active NPI

Maxwell Frederick Lydiatt, MD

  • Psychiatry Physician
  • Elkhorn, NE
National Provider Identifier
1093383325
Registry record updated Aug 18, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatry PhysicianTaxonomy code 2084P0800X
License
85467 Issued in WI
Practice address
717 N 190TH PLZ Ste 2100
Elkhorn, NE 68022-3914
Phone
(402) 354-8350
Fax
(402) 354-8355
NPI assigned
Jun 14, 2021
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 18, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Psychiatry Physician 2084P0800X 85467 WI Primary

Addresses

Primary practice location

717 N 190TH PLZ Ste 2100
Elkhorn, NE 68022-3914

Mailing address

825 S 169TH St
Omaha, NE 68118-9300
Phone (402) 354-3370

Other identifiers 1

IdentifierTypeStateIssuer
100332249MedicaidWI

Electronic endpoints 2

TypeEndpointUseAffiliation
Direct Messaging Address mlydiatt438301@direct.myadvocateaurora.org Direct
FHIR URL https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WI
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

Enrollment IDStateProvider typePAC IDDetails
I20250830000678 WI Practitioner - Psychiatry 7618375643 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Psychiatry
Education
University of Nebraska College of Medicine, 2021
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Mental Health Emergency Center, Inc.Group PAC ID 3274916044, 24 clinicians

Practice addresses (Care Compare)

1525 N 12TH St
Milwaukee, WI 53205-2591
Phone (414) 966-3030

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
85467WIMDPsychiatry Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Mental Health Emergency Center, Inc. CurrentSince Sep 20, 2025 Accepting new patients

Locations

1525 N 12th St
Milwaukee, WI 53205
Phone (414) 966-3030

Organizations & group practices 1

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.

NPI Registry JSON

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

{
    "created_epoch": "1623628800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787011200000",
    "number": "1093383325",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "825 S 169TH ST",
            "city": "OMAHA",
            "state": "NE",
            "postal_code": "681189300",
            "telephone_number": "402-354-3370",
            "fax_number": "402-354-5454"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "717 N 190TH PLZ STE 2100",
            "city": "ELKHORN",
            "state": "NE",
            "postal_code": "680223914",
            "telephone_number": "402-354-8350",
            "fax_number": "402-354-8355"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LYDIATT",
        "first_name": "MAXWELL",
        "middle_name": "FREDERICK",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2021-06-14",
        "last_updated": "2026-08-18",
        "certification_date": "2026-08-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "WI",
            "license": "85467",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "100332249",
            "state": "WI"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "mlydiatt438301@direct.myadvocateaurora.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "1525 N 12th St",
            "city": "Milwaukee",
            "state": "WI",
            "country_code": "US",
            "postal_code": "532052591",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/",
            "affiliation": "N",
            "address_1": "1525 N 12th St",
            "city": "Milwaukee",
            "state": "WI",
            "country_code": "US",
            "postal_code": "532052591",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Elkhorn, NE

Sources for this page

Verify at the official NPI Registry.