Katherine Washagan, PA-C
NPI 1174279020 · Medical Physician Assistant · Chicago, IL
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Washagan, PA-C is a Medical Physician Assistant provider in Chicago, IL (NPI 1174279020).
Provider details
- NPI number
- 1174279020
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- Yes
- License
- 085009101 (IL)
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 tenure38% of score
4 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 · 62 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 193 | 85 |
| Levothyroxine Sodium | 182 | 69 |
| Losartan Potassium | 173 | 78 |
| Amlodipine Besylate | 164 | 68 |
| Metformin Hcl | 136 | 51 |
| Lisinopril | 136 | 52 |
| Hydrochlorothiazide |
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-03-01
- Last updated
- 2026-03-18
- Certified
- 2026-03-18
Frequently asked questions
- What is Katherine Washagan's NPI number?
- Katherine Washagan's National Provider Identifier (NPI) is 1174279020, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Washagan's specialty?
- Katherine Washagan is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katherine Washagan located?
- Katherine Washagan's practice location on file with NPPES is 2662 N Lincoln Ave, Chicago, IL 60614-1307.
- What is Katherine Washagan's phone number?
- The practice phone number listed in the NPPES registry for Katherine Washagan is (847) 795-0900.
- Does Katherine Washagan accept Medicare?
- Katherine Washagan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Washagan's NPI active?
- Yes — Katherine Washagan's NPI (1174279020) is active in the NPPES registry as of the last update on 2026-03-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.