Maxwell Lydiatt, MD
NPI 1093383325 · Psychiatry Physician · Milwaukee, WI
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maxwell Lydiatt, MD is a Psychiatry Physician provider in Milwaukee, WI (NPI 1093383325).
Provider details
- NPI number
- 1093383325
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 85467 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 33 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Quetiapine Fumarate | 73 |
| Fluoxetine Hcl | 59 |
| Olanzapine | 51 |
| Divalproex Sodiumbrand: Divalproex Sodium Er | 49 |
| Hydroxyzine Hcl | 42 |
| Buspirone Hcl | 37 |
| Divalproex Sodium | 37 |
| Propranolol Hcl | 32 |
| Bupropion Hclbrand: Bupropion Xl | 29 |
| Prazosin Hcl | 29 |
Practice location
Mailing address
Additional practice locations (2)
- 985575 Nebraska Medical CtrOmaha, NE 68198-5575Phone: (402) 552-6074Fax: (402) 552-6773
- 8701 Watertown Plank RdMilwaukee, WI 53226-3548Phone: (414) 955-8900
Registry dates
- Enumerated
- 2021-06-14
- Last updated
- 2025-10-14
- Certified
- 2025-10-14
Frequently asked questions
- What is Maxwell Lydiatt's NPI number?
- Maxwell Lydiatt's National Provider Identifier (NPI) is 1093383325, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maxwell Lydiatt's specialty?
- Maxwell Lydiatt is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Maxwell Lydiatt located?
- Maxwell Lydiatt's practice location on file with NPPES is 1525 N 12th St, Milwaukee, WI 53205-2591.
- What is Maxwell Lydiatt's phone number?
- The practice phone number listed in the NPPES registry for Maxwell Lydiatt is (414) 966-3030.
- Does Maxwell Lydiatt accept Medicare?
- Maxwell Lydiatt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maxwell Lydiatt's NPI active?
- Yes — Maxwell Lydiatt's NPI (1093383325) is active in the NPPES registry as of the last update on 2025-10-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.