What is John Ian Tiu's NPI number?

John Ian Tiu's National Provider Identifier (NPI) is 1881217768, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is John Ian Tiu's specialty?

John Ian Tiu is listed in the NPPES registry with a primary specialty of Case Manager/Care Coordinator (Other Service Providers).

Where is John Ian Tiu located?

John Ian Tiu's practice location on file with NPPES is 1750 5th Ave, San Diego, CA 92101-2754.

What is John Ian Tiu's phone number?

The practice phone number listed in the NPPES registry for John Ian Tiu is (619) 515-2300.

Is John Ian Tiu's NPI active?

Yes — John Ian Tiu's NPI (1881217768) is active in the NPPES registry as of the last update on 2023-11-30.

IndividualActive

John Ian Tiu

NPI 1881217768 · Case Manager/Care Coordinator · San Diego, CA

John Ian Tiu is a Case Manager/Care Coordinator provider in San Diego, CA (NPI 1881217768).

Provider details

NPI number: 1881217768
Entity type: Individual
Primary specialty: Case Manager/Care CoordinatorOther Service Providers
Sex: Male
Sole proprietor: No

Specialties & taxonomies

Case Manager/Care CoordinatorPrimary171M00000X
Other Service Providers
Mental Health Counselor101YM0800X
Behavioral Health & Social Service Providers
Student in an Organized Health Care Education/Training Program390200000X
Student, Health Care
Behavior Technician106S00000X
Behavioral Health & Social Service Providers

Profile Score

Established profile(67/100 index)

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

Registry tenure38% of score
6 yrs in NPPES registry
Profile completeness38% of score
83% of core fields populated
Practice footprint23% of score
6 documented practice locations

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

1750 5th Ave

San Diego, CA 92101-2754

Phone: (619) 515-2300

Street-level locationGet directions

More CA providers

Mailing address

1750 5th Ave

San Diego, CA 92101-2754

Additional practice locations (5)

1738 S Tremont St
Oceanside, CA 92054-5309
Phone: (760) 439-2800
Fax: (760) 433-5031
3878 Ruffin Rd Ste B
San Diego, CA 92123-1842
Phone: (619) 739-4569
928 Broadway
San Diego, CA 92101-5514
Phone: (619) 977-3716
Fax: (619) 481-3075
1750 5th Ave
San Diego, CA 92101-2754
Phone: (619) 515-2300
545 Laurel St
San Diego, CA 92101-1634
Phone: (619) 233-4399
Fax: (619) 233-0453

Enumerated: 2020-05-26
Last updated: 2023-11-30
Certified: 2023-11-29

Frequently asked questions

What is John Ian Tiu's NPI number?: John Ian Tiu's National Provider Identifier (NPI) is 1881217768, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is John Ian Tiu's specialty?: John Ian Tiu is listed in the NPPES registry with a primary specialty of Case Manager/Care Coordinator (Other Service Providers).
Where is John Ian Tiu located?: John Ian Tiu's practice location on file with NPPES is 1750 5th Ave, San Diego, CA 92101-2754.
What is John Ian Tiu's phone number?: The practice phone number listed in the NPPES registry for John Ian Tiu is (619) 515-2300.
Is John Ian Tiu's NPI active?: Yes — John Ian Tiu's NPI (1881217768) is active in the NPPES registry as of the last update on 2023-11-30.

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