Delmer Fjarli, M.D.
NPI 1154783421 · Ophthalmology Physician · Clearlake, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Delmer Fjarli, M.D. is a Ophthalmology Physician provider in Clearlake, CA (NPI 1154783421).
Provider details
- NPI number
- 1154783421
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G13841 (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
10 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
- 2016-03-24
- Last updated
- 2016-03-24
Frequently asked questions
- What is Delmer Fjarli's NPI number?
- Delmer Fjarli's National Provider Identifier (NPI) is 1154783421, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Delmer Fjarli's specialty?
- Delmer Fjarli is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Delmer Fjarli located?
- Delmer Fjarli's practice location on file with NPPES is 15230 Lakeshore Dr, Clearlake, CA 95422-8107.
- What is Delmer Fjarli's phone number?
- The practice phone number listed in the NPPES registry for Delmer Fjarli is (707) 995-4500.
- Does Delmer Fjarli accept Medicare?
- Delmer Fjarli is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Delmer Fjarli's NPI active?
- Yes — Delmer Fjarli's NPI (1154783421) is active in the NPPES registry as of the last update on 2016-03-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.