Howard Siegel MD Inc
NPI 1033616644 · Pain Medicine (Anesthesiology) Physician · Rancho Cucamonga, CA
Howard Siegel MD Inc is a Pain Medicine (Anesthesiology) Physician organization in Rancho Cucamonga, CA (NPI 1033616644).
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
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
Mailing address
Registry dates
- Enumerated
- 2018-04-10
- Last updated
- 2018-04-10
Frequently asked questions
- What is Howard Siegel MD Inc's NPI number?
- Howard Siegel MD Inc's National Provider Identifier (NPI) is 1033616644, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Howard Siegel MD Inc?
- Howard Siegel MD Inc is classified in the NPPES registry as Pain Medicine (Anesthesiology) Physician (Allopathic & Osteopathic Physicians).
- Where is Howard Siegel MD Inc located?
- Howard Siegel MD Inc's practice location on file with NPPES is 8112 Milliken Ave Ste 202, Rancho Cucamonga, CA 91730-7473.
- What is Howard Siegel MD Inc's phone number?
- The practice phone number listed in the NPPES registry for Howard Siegel MD Inc is (909) 373-4380.
- Who is the authorized official for Howard Siegel MD Inc?
- The authorized official listed on Howard Siegel MD Inc's NPPES record is Howard Siegel, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Howard Siegel MD Inc's NPI active?
- Yes — Howard Siegel MD Inc's NPI (1033616644) is active in the NPPES registry as of the last update on 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.