Katherine Guo
NPI 1588521504 · Medical Physician Assistant · Peoria, IL
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Guo is a Medical Physician Assistant provider in Peoria, IL (NPI 1588521504).
Provider details
- NPI number
- 1588521504
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
- Surgical Physician Assistant363AS0400X
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
Under 1 yr in registry
- Profile completeness38% of score
83% 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
- 2026-01-09
- Last updated
- 2026-01-09
- Certified
- 2026-01-09
Frequently asked questions
- What is Katherine Guo's NPI number?
- Katherine Guo's National Provider Identifier (NPI) is 1588521504, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Guo's specialty?
- Katherine Guo is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katherine Guo located?
- Katherine Guo's practice location on file with NPPES is 530 Ne Glen Oak Ave, Peoria, IL 61637-0001.
- What is Katherine Guo's phone number?
- The practice phone number listed in the NPPES registry for Katherine Guo is (309) 655-2000.
- Does Katherine Guo accept Medicare?
- Katherine Guo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Guo's NPI active?
- Yes — Katherine Guo's NPI (1588521504) is active in the NPPES registry as of the last update on 2026-01-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.