Ellen Wojciak, PMHNP-BC
NPI 1639850852 · Psychiatric/Mental Health Nurse Practitioner · Wheaton, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ellen Wojciak, PMHNP-BC is a Psychiatric/Mental Health Nurse Practitioner provider in Wheaton, IL (NPI 1639850852).
Provider details
- NPI number
- 1639850852
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PMHNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 041404136 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
2 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
102 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 82 | $112 |
| Psychiatric Diagnostic Evaluation With Medical Services90792 | 20 | $167 |
Typical Medicare-allowed amounts for these services range $112–$167 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Benztropine Mesylate | 24 | — |
| Bupropion Hclbrand: Bupropion Xl | 24 | — |
| Aripiprazole | 22 | — |
| Olanzapine | 22 | — |
| Risperidone | 20 | — |
| Divalproex Sodiumbrand: Divalproex Sodium Er | 18 | — |
| Clonazepam | 17 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-07-31
- Last updated
- 2023-08-23
- Certified
- 2023-08-23
Frequently asked questions
- What is Ellen Wojciak's NPI number?
- Ellen Wojciak's National Provider Identifier (NPI) is 1639850852, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ellen Wojciak's specialty?
- Ellen Wojciak is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ellen Wojciak located?
- Ellen Wojciak's practice location on file with NPPES is 115 N County Farm Rd, Wheaton, IL 60187-3977.
- What is Ellen Wojciak's phone number?
- The practice phone number listed in the NPPES registry for Ellen Wojciak is (630) 627-1700.
- Does Ellen Wojciak accept Medicare?
- Ellen Wojciak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ellen Wojciak's NPI active?
- Yes — Ellen Wojciak's NPI (1639850852) is active in the NPPES registry as of the last update on 2023-08-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.