Tony Khan, DO
NPI 1255625786 · Hospitalist Physician · Fountain Valley, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tony Khan, DO is a Hospitalist Physician provider in Fountain Valley, CA (NPI 1255625786).
Provider details
- NPI number
- 1255625786
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 20A12067 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 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
Mailing address
Additional practice locations (1)
- 1665 Scenic Ave Ste 100Costa Mesa, CA 92626-1443Phone: (714) 436-4858Fax: (714) 436-4889
Registry dates
- Enumerated
- 2011-06-01
- Last updated
- 2021-06-29
- Certified
- 2021-06-29
Frequently asked questions
- What is Tony Khan's NPI number?
- Tony Khan's National Provider Identifier (NPI) is 1255625786, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tony Khan's specialty?
- Tony Khan is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Tony Khan located?
- Tony Khan's practice location on file with NPPES is 17150 Euclid St, Fountain Valley, CA 92708.
- What is Tony Khan's phone number?
- The practice phone number listed in the NPPES registry for Tony Khan is (949) 620-8753.
- Does Tony Khan accept Medicare?
- Tony Khan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tony Khan's NPI active?
- Yes — Tony Khan's NPI (1255625786) is active in the NPPES registry as of the last update on 2021-06-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.