Ali S. Vaziri MD Inc
NPI 1679507867 · Gastroenterology Physician · Napa, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ali S. Vaziri MD Inc is a Gastroenterology Physician organization in Napa, CA (NPI 1679507867).
Provider details
- NPI number
- 1679507867
- Entity type
- Organization
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Ali Vaziri, President(707) 255-8207
- License
- G71962 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-07-11
- Last updated
- 2019-03-12
Frequently asked questions
- What is Ali S. Vaziri MD Inc's NPI number?
- Ali S. Vaziri MD Inc's National Provider Identifier (NPI) is 1679507867, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Ali S. Vaziri MD Inc?
- Ali S. Vaziri MD Inc is classified in the NPPES registry as Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Ali S. Vaziri MD Inc located?
- Ali S. Vaziri MD Inc's practice location on file with NPPES is 935 Trancas St Ste 1c, Napa, CA 94558-2942.
- What is Ali S. Vaziri MD Inc's phone number?
- The practice phone number listed in the NPPES registry for Ali S. Vaziri MD Inc is (707) 255-8207.
- Does Ali S. Vaziri MD Inc accept Medicare?
- Ali S. Vaziri MD Inc 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 Ali S. Vaziri MD Inc?
- The authorized official listed on Ali S. Vaziri MD Inc's NPPES record is Ali Vaziri, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Ali S. Vaziri MD Inc's NPI active?
- Yes — Ali S. Vaziri MD Inc's NPI (1679507867) is active in the NPPES registry as of the last update on 2019-03-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.