Preston Ooi, DO
NPI 1922663335 · Pain Medicine (Physical Medicine & Rehabilitation) Physician · Killeen, TX
Enrolled with Medicare as Practitioner - Physical Medicine and Rehabilitation · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Preston Ooi, DO is a Pain Medicine (Physical Medicine & Rehabilitation) Physician provider in Killeen, TX (NPI 1922663335).
Provider details
- NPI number
- 1922663335
- Entity type
- Individual
- Primary specialty
- Pain Medicine (Physical Medicine & Rehabilitation) PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
7 yrs in NPPES registry
- Profile completeness33% of score
83% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,818 across 40 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 2000 S Mays St Ste 201Round Rock, TX 78664-7580Phone: (512) 244-4272Fax: (512) 244-2895
Registry dates
- Enumerated
- 2019-05-01
- Last updated
- 2025-05-09
- Certified
- 2025-05-09
Frequently asked questions
- What is Preston Ooi's NPI number?
- Preston Ooi's National Provider Identifier (NPI) is 1922663335, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Preston Ooi's specialty?
- Preston Ooi is listed in the NPPES registry with a primary specialty of Pain Medicine (Physical Medicine & Rehabilitation) Physician (Allopathic & Osteopathic Physicians).
- Where is Preston Ooi located?
- Preston Ooi's practice location on file with NPPES is 3400 E Central Texas Expy Ste 101, Killeen, TX 76543-7326.
- What is Preston Ooi's phone number?
- The practice phone number listed in the NPPES registry for Preston Ooi is (254) 741-6641.
- Does Preston Ooi accept Medicare?
- Preston Ooi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Preston Ooi's NPI active?
- Yes — Preston Ooi's NPI (1922663335) is active in the NPPES registry as of the last update on 2025-05-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.