What is Diane Hwu's NPI number?

Diane Hwu's National Provider Identifier (NPI) is 1508443177, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Diane Hwu's specialty?

Diane Hwu is listed in the NPPES registry with a primary specialty of Critical Care Medicine Registered Nurse (Nursing Service Providers).

Where is Diane Hwu located?

Diane Hwu's practice location on file with NPPES is 110 Irving St Nw, Washington, DC 20010-3017.

What is Diane Hwu's phone number?

The practice phone number listed in the NPPES registry for Diane Hwu is (408) 482-7198.

Is Diane Hwu's NPI active?

Yes — Diane Hwu's NPI (1508443177) is active in the NPPES registry as of the last update on 2021-03-28.

IndividualActive

Diane Hwu, RN

NPI 1508443177 · Critical Care Medicine Registered Nurse · Washington, DC

Diane Hwu, RN is a Critical Care Medicine Registered Nurse provider in Washington, DC (NPI 1508443177).

Provider details

NPI number: 1508443177
Entity type: Individual
Primary specialty: Critical Care Medicine Registered NurseNursing Service Providers
Credential: RN
Sex: Female
Sole proprietor: Yes
License: RN1056110 (DC)

Specialties & taxonomies

Critical Care Medicine Registered NursePrimary163WC0200XLicense RN1056110 (DC)
Nursing Service Providers

Profile Score

Established profile(62/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
5 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

110 Irving St Nw

Washington, DC 20010-3017

Phone: (408) 482-7198

Street-level locationGet directions

More DC providers

Mailing address

61 Pierce St Ne Unit 1056

Washington, DC 20002-3059

Enumerated: 2021-03-28
Last updated: 2021-03-28
Certified: 2021-03-28

Frequently asked questions

What is Diane Hwu's NPI number?: Diane Hwu's National Provider Identifier (NPI) is 1508443177, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Diane Hwu's specialty?: Diane Hwu is listed in the NPPES registry with a primary specialty of Critical Care Medicine Registered Nurse (Nursing Service Providers).
Where is Diane Hwu located?: Diane Hwu's practice location on file with NPPES is 110 Irving St Nw, Washington, DC 20010-3017.
What is Diane Hwu's phone number?: The practice phone number listed in the NPPES registry for Diane Hwu is (408) 482-7198.
Is Diane Hwu's NPI active?: Yes — Diane Hwu's NPI (1508443177) is active in the NPPES registry as of the last update on 2021-03-28.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.