Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Howard Siegel MD Inc

Organization Pain Medicine (Anesthesiology) Physician · NPI 1033616644

Howard Siegel MD Inc is a Pain Medicine (Anesthesiology) Physician in Rancho Cucamonga, California. Licensed in California. Registered with an NPI since 2018.

Licensed in
CA
In the registry since
2018
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

8112 Milliken Ave Ste 202
Rancho Cucamonga, CA 91730-7473
Phone: (909) 373-4380
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pain Medicine (Anesthesiology) Physician (primary) Taxonomy 207LP2900X · Licence G57480 (CA)

Record details

NPI number1033616644
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Howard Siegel — President · (818) 550-0900
NPI enumeratedApril 10, 2018
Last updated in NPPESApril 10, 2018
Mailing addressPo Box 5486, Orange, CA 92863-5486

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