OrganizationActive
Howard Siegel MD Inc
NPI 1033616644 · Pain Medicine (Anesthesiology) Physician · Rancho Cucamonga, CA
Provider details
- NPI number
- 1033616644
- Entity type
- Organization
- Primary specialty
- Pain Medicine (Anesthesiology) PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Howard Siegel, President(818) 550-0900
- License
- G57480 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Established profile(68/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
8112 Milliken Ave Ste 202
Rancho Cucamonga, CA 91730-7473
Phone: (909) 373-4380
Street-level locationGet directions
Mailing address
Po Box 5486
Orange, CA 92863-5486
Registry dates
- Enumerated
- 2018-04-10
- Last updated
- 2018-04-10
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.