Catherine Nowak, P.A.
NPI 1558802611 · Physician Assistant · Washington, DC
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Catherine Nowak, P.A. is a Physician Assistant provider in Washington, DC (NPI 1558802611).
Provider details
- NPI number
- 1558802611
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- P.A.
- Sex
- Female
- Sole proprietor
- Yes
- License
- PA031324 (DC)
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
9 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-03-09
- Last updated
- 2017-03-09
Frequently asked questions
- What is Catherine Nowak's NPI number?
- Catherine Nowak's National Provider Identifier (NPI) is 1558802611, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Nowak's specialty?
- Catherine Nowak is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Catherine Nowak located?
- Catherine Nowak's practice location on file with NPPES is 110 Irving St Nw, Washington, DC 20010-3017.
- What is Catherine Nowak's phone number?
- The practice phone number listed in the NPPES registry for Catherine Nowak is (202) 877-7000.
- Does Catherine Nowak accept Medicare?
- Catherine Nowak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Catherine Nowak's NPI active?
- Yes — Catherine Nowak's NPI (1558802611) is active in the NPPES registry as of the last update on 2017-03-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.