Viktoria Erhardt, M.D.
NPI 1578555256 · Psychiatry Physician · Evanston, IL
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Viktoria Erhardt, M.D. is a Psychiatry Physician provider in Evanston, IL (NPI 1578555256).
Provider details
- NPI number
- 1578555256
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 036-077878 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 53 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clozapine | 509 | 24 |
| Risperidone | 356 | 41 |
| Quetiapine Fumarate | 247 | 25 |
| Aripiprazole | 153 | 19 |
| Olanzapine | 151 | 17 |
| Sertraline Hcl | 140 | 19 |
| Divalproex Sodiumbrand: Divalproex Sodium Er | 136 | 17 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-08-18
- Last updated
- 2025-04-17
- Certified
- 2025-04-17
Frequently asked questions
- What is Viktoria Erhardt's NPI number?
- Viktoria Erhardt's National Provider Identifier (NPI) is 1578555256, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Viktoria Erhardt's specialty?
- Viktoria Erhardt is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Viktoria Erhardt located?
- Viktoria Erhardt's practice location on file with NPPES is 1723 Howard St, Evanston, IL 60202-3735.
- What is Viktoria Erhardt's phone number?
- The practice phone number listed in the NPPES registry for Viktoria Erhardt is (224) 307-8550.
- Does Viktoria Erhardt accept Medicare?
- Viktoria Erhardt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Viktoria Erhardt's NPI active?
- Yes — Viktoria Erhardt's NPI (1578555256) is active in the NPPES registry as of the last update on 2025-04-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.