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Joel Feldsher, D.O.
NPI 1912191487 · General Practice Physician · Irwindale, CA
Joel Feldsher, D.O. is a General Practice Physician provider in Irwindale, CA (NPI 1912191487).
Provider details
- NPI number
- 1912191487
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 20A5370 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
6000 N Irwindale Ave
Suite a
Irwindale, CA 91702-3200
Phone: (626) 969-9800
Fax: (626) 969-3061
Street-level locationGet directions
Mailing address
6000 N Irwindale Ave
Irwindale, CA 91702-3200
Registry dates
- Enumerated
- 2007-08-28
- Last updated
- 2007-08-28
Frequently asked questions
- What is Joel Feldsher's NPI number?
- Joel Feldsher's National Provider Identifier (NPI) is 1912191487, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joel Feldsher's specialty?
- Joel Feldsher is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Joel Feldsher located?
- Joel Feldsher's practice location on file with NPPES is 6000 N Irwindale Ave, Irwindale, CA 91702-3200.
- What is Joel Feldsher's phone number?
- The practice phone number listed in the NPPES registry for Joel Feldsher is (626) 969-9800.
- Is Joel Feldsher's NPI active?
- Yes — Joel Feldsher's NPI (1912191487) is active in the NPPES registry as of the last update on 2007-08-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.