MAXWELL FREDERICK LYDIATT MD
NPI 1093383325
Psychiatry & Neurology - Psychiatry in Milwaukee, WI

Active since June 14, 2021PECOS EnrolledAccepts Medicare Assignment
1525 N 12TH ST, MILWAUKEE, WI 53205(414) 966-3030(414) 649-1309 Get Directions Write a Review

NPPES record last updated: October 14, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Mar 31, 2025, Jun 14, 2021 (2 updates tracked since 2021).

About Maxwell Frederick Lydiatt Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MAXWELL FREDERICK LYDIATT MD (NPI 1093383325) is an individual psychiatry provider in Milwaukee, Wisconsin, licensed in Wisconsin (85467) and active in the NPI registry since June 2021. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of University Of Nebraska College Of Medicine (2021).

NPPES Registry Identity

NPI1093383325
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameMAXWELL FREDERICK LYDIATTCredential: MD
Location Address1525 N 12TH STMilwaukee, WI 53205-2591
Mailing AddressPo Box 735044Chicago, IL 60673-5044 · (800) 326-2250
Fax(414) 649-1309
Sole ProprietorNo
Medical School CMSUniversity Of Nebraska College Of MedicineGraduated 2021
Enumeration DateJune 14, 2021
Last NPPES UpdateOctober 14, 20252 updates tracked since enumeration
NPPES CertifiedOctober 14, 2025
NPI 1093383325 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License Licensed in WI · 85467
Definition

A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

1525 N 12TH ST, Milwaukee, WI 53205

Secondary Practice Locations 2

Location 1985575 Nebraska Medical CtrOmaha, NE 68198-5575 · Phone (402) 552-6074 · Fax (402) 552-6773
Location 28701 Watertown Plank RdMilwaukee, WI 53226-3548 · Phone (414) 955-8900

Other Identifiers 1

Medicaid100332249WI

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Maxwell Frederick Lydiatt Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7618375643
PECOS Enrollment IDI20250830000678
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53205 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$163.24 typical visit price
range $53.90 – $163.24
Typical copayment $40.81 (range $13.47 – $40.81)
Most-billed visit code 99205
Established Patient
$67.37 typical visit price
range $17.40 – $133.76
Typical copayment $16.84 (range $4.35 – $33.44)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 8

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Psychiatry & Neurology (Psychiatry)
1525 N 12TH ST
MILWAUKEE, WI 53205
Psychiatry & Neurology (Psychiatry)
1525 N 12TH ST
MILWAUKEE, WI 53205
Psychiatry & Neurology (Psychiatry)
1525 N 12TH ST
MILWAUKEE, WI 53205
Psychiatry & Neurology (Psychiatry)
1525 N 12TH ST
MILWAUKEE, WI 53205
Psychiatry & Neurology (Psychiatry)
1525 N 12TH ST
MILWAUKEE, WI 53205
Psychiatric Hospital
1525 N 12TH ST
MILWAUKEE, WI 53205
Psychiatry & Neurology (Psychiatry)
1525 N 12TH ST
MILWAUKEE, WI 53205
Psychiatry & Neurology (Psychiatry)
1525 N 12TH ST
MILWAUKEE, WI 53205

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1093383325, enumerated as an "individual" on June 14, 2021.

The provider is located at 1525 N 12TH ST MILWAUKEE, WI 53205 and the phone number is (414) 966-3030.

Psychiatry & Neurology with taxonomy code 2084P0800X and a focus in Psychiatry.

The provider might be accepting Accepts: Network Health, UnitedHealthcare, Medicare and. Please consult your insurance carrier or call the provider to verify.