Lillian Koo, NP
NPI 1518799816 · Acute Care Nurse Practitioner · New York, NY
Enrolled with Medicare as Order and Referring Only - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lillian Koo, NP is a Acute Care Nurse Practitioner provider in New York, NY (NPI 1518799816).
Provider details
- NPI number
- 1518799816
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- Yes
- License
- F432905-01 (NY)
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
1 yr 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
- 2024-08-15
- Last updated
- 2024-08-15
- Certified
- 2024-08-15
Frequently asked questions
- What is Lillian Koo's NPI number?
- Lillian Koo's National Provider Identifier (NPI) is 1518799816, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lillian Koo's specialty?
- Lillian Koo is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Lillian Koo located?
- Lillian Koo's practice location on file with NPPES is 525 E 68th St, New York, NY 10065-4870.
- What is Lillian Koo's phone number?
- The practice phone number listed in the NPPES registry for Lillian Koo is (212) 746-5454.
- Does Lillian Koo accept Medicare?
- Lillian Koo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lillian Koo's NPI active?
- Yes — Lillian Koo's NPI (1518799816) is active in the NPPES registry as of the last update on 2024-08-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.