Annie Shu & Michael Chu
NPI 1740454735 · Internal Medicine Physician · Arcadia, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Annie Shu & Michael Chu is a Internal Medicine Physician organization in Arcadia, CA (NPI 1740454735).
Provider details
- NPI number
- 1740454735
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Annie Shu, Partner(626) 823-8928
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Gastroenterology Physician207RG0100X
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
- 2008-04-22
- Last updated
- 2020-02-19
- Certified
- 2020-02-19
Frequently asked questions
- What is Annie Shu & Michael Chu's NPI number?
- Annie Shu & Michael Chu's National Provider Identifier (NPI) is 1740454735, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Annie Shu & Michael Chu?
- Annie Shu & Michael Chu is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Annie Shu & Michael Chu located?
- Annie Shu & Michael Chu's practice location on file with NPPES is 632 W Duarte Rd Ste 170, Arcadia, CA 91007-7610.
- What is Annie Shu & Michael Chu's phone number?
- The practice phone number listed in the NPPES registry for Annie Shu & Michael Chu is (626) 445-1278.
- Does Annie Shu & Michael Chu accept Medicare?
- Annie Shu & Michael Chu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Annie Shu & Michael Chu?
- The authorized official listed on Annie Shu & Michael Chu's NPPES record is Annie Shu, Partner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Annie Shu & Michael Chu's NPI active?
- Yes — Annie Shu & Michael Chu's NPI (1740454735) is active in the NPPES registry as of the last update on 2020-02-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.