Katherine Dorwaldt
NPI 1386100295 · Psychiatric/Mental Health Nurse Practitioner · Freeport, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Dorwaldt is a Psychiatric/Mental Health Nurse Practitioner provider in Freeport, IL (NPI 1386100295).
Provider details
- NPI number
- 1386100295
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 041467898 (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 tenure25% of score
7 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
293 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 107 | $103 |
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 99 | $59 |
| Psychiatric Diagnostic Evaluation With Medical Services90792 | 48 | $158 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 20 | $77 |
| Assessment of Emotional Or Behavioral Problems96127 | 19 | $4 |
Typical Medicare-allowed amounts for these services range $4–$158 (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 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clonazepam | 104 | 28 |
| Alprazolam | 103 | 29 |
| Bupropion Hclbrand: Bupropion Xl | 78 | 25 |
| Trazodone Hcl | 71 | 24 |
| Sertraline Hcl | 63 | 18 |
| Duloxetine Hcl | 55 | 20 |
| Paroxetine Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$85 across 4 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-02-15
- Last updated
- 2023-03-21
- Certified
- 2023-03-21
Frequently asked questions
- What is Katherine Dorwaldt's NPI number?
- Katherine Dorwaldt's National Provider Identifier (NPI) is 1386100295, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Dorwaldt's specialty?
- Katherine Dorwaldt is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katherine Dorwaldt located?
- Katherine Dorwaldt's practice location on file with NPPES is 133 N Sunset Ave, Freeport, IL 61032-3752.
- What is Katherine Dorwaldt's phone number?
- The practice phone number listed in the NPPES registry for Katherine Dorwaldt is (815) 347-0884.
- Does Katherine Dorwaldt accept Medicare?
- Katherine Dorwaldt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Dorwaldt's NPI active?
- Yes — Katherine Dorwaldt's NPI (1386100295) is active in the NPPES registry as of the last update on 2023-03-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.