IndividualActive
Joseph Alvarnas, M.D.
NPI 1558321745 · Hematology (Internal Medicine) Physician · Duarte, CA
Provider details
- NPI number
- 1558321745
- Entity type
- Individual
- Primary specialty
- Hematology (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 25792 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
1500 Duarte Rd
Duarte, CA 91010-3012
Phone: (626) 359-8111
Fax: (626) 301-8889
Street-level locationGet directions
Mailing address
Po Box 512185
Los Angeles, CA 90051-0185
Registry dates
- Enumerated
- 2006-03-23
- Last updated
- 2023-11-27
- Certified
- 2020-10-29
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.