Katherine Hass, NP
NPI 1669084893 · Nurse Practitioner · Middleton, WI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Hass, NP is a Nurse Practitioner provider in Middleton, WI (NPI 1669084893).
Provider details
- NPI number
- 1669084893
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 10218-33 (WI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
5 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
59 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 | 35 | $100 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 24 | $138 |
Typical Medicare-allowed amounts for these services range $100–$138 (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 · 19 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Buspirone Hcl | 48 |
| Duloxetine Hcl | 48 |
| Hydroxyzine Hcl | 35 |
| Quetiapine Fumarate | 35 |
| Escitalopram Oxalate | 33 |
| Gabapentin | 33 |
| Trazodone Hcl | 33 |
| Prazosin Hcl | 31 |
| Olanzapine | 27 |
| Mirtazapine |
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-08-19
- Last updated
- 2020-09-01
- Certified
- 2020-09-01
Frequently asked questions
- What is Katherine Hass's NPI number?
- Katherine Hass's National Provider Identifier (NPI) is 1669084893, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Hass's specialty?
- Katherine Hass is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katherine Hass located?
- Katherine Hass's practice location on file with NPPES is 2275 Deming Way Ste 180, Middleton, WI 53562-5527.
- What is Katherine Hass's phone number?
- The practice phone number listed in the NPPES registry for Katherine Hass is (608) 282-8200.
- Does Katherine Hass accept Medicare?
- Katherine Hass is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Hass's NPI active?
- Yes — Katherine Hass's NPI (1669084893) is active in the NPPES registry as of the last update on 2020-09-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.