Dr Henry D Slosser Inc
NPI 1154622264 · Anatomic Pathology & Clinical Pathology Physician · Pasadena, CA
Dr Henry D Slosser Inc is a Anatomic Pathology & Clinical Pathology Physician organization in Pasadena, CA (NPI 1154622264).
Provider details
- NPI number
- 1154622264
- Entity type
- Organization
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Henry Slosser, President(626) 397-8616
- License
- WG36885E (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
15 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
- 2010-11-04
- Last updated
- 2010-11-04
Frequently asked questions
- What is Dr Henry D Slosser Inc's NPI number?
- Dr Henry D Slosser Inc's National Provider Identifier (NPI) is 1154622264, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Dr Henry D Slosser Inc?
- Dr Henry D Slosser Inc is classified in the NPPES registry as Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Dr Henry D Slosser Inc located?
- Dr Henry D Slosser Inc's practice location on file with NPPES is 100 W California Blvd, Pasadena, CA 91105-3010.
- What is Dr Henry D Slosser Inc's phone number?
- The practice phone number listed in the NPPES registry for Dr Henry D Slosser Inc is (626) 397-8616.
- Who is the authorized official for Dr Henry D Slosser Inc?
- The authorized official listed on Dr Henry D Slosser Inc's NPPES record is Henry Slosser, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Dr Henry D Slosser Inc's NPI active?
- Yes — Dr Henry D Slosser Inc's NPI (1154622264) is active in the NPPES registry as of the last update on 2010-11-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.