The Pain Center of Arizona, PC
NPI 1871650739 · Interventional Pain Medicine Physician · Peoria, AZ
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
The Pain Center of Arizona, PC is a Interventional Pain Medicine Physician organization in Peoria, AZ (NPI 1871650739).
Provider details
- NPI number
- 1871650739
- Entity type
- Organization
- Primary specialty
- Interventional Pain Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Steven Siwek, President(623) 516-8252
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Pain Medicine (Anesthesiology) Physician207LP2900X
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
Other names (DBA / former)
- Other name
- The Pain Center of Arizona
Registry dates
- Enumerated
- 2007-01-02
- Last updated
- 2026-05-21
- Certified
- 2026-05-21
Frequently asked questions
- What is The Pain Center of Arizona, PC's NPI number?
- The Pain Center of Arizona, PC's National Provider Identifier (NPI) is 1871650739, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is The Pain Center of Arizona, PC?
- The Pain Center of Arizona, PC is classified in the NPPES registry as Interventional Pain Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is The Pain Center of Arizona, PC located?
- The Pain Center of Arizona, PC's practice location on file with NPPES is 9401 W Thunderbird Rd Ste 180, Peoria, AZ 85381-4210.
- What is The Pain Center of Arizona, PC's phone number?
- The practice phone number listed in the NPPES registry for The Pain Center of Arizona, PC is (623) 516-8252.
- Does The Pain Center of Arizona, PC accept Medicare?
- The Pain Center of Arizona, PC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for The Pain Center of Arizona, PC?
- The authorized official listed on The Pain Center of Arizona, PC's NPPES record is Steven Siwek, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is The Pain Center of Arizona, PC's NPI active?
- Yes — The Pain Center of Arizona, PC's NPI (1871650739) is active in the NPPES registry as of the last update on 2026-05-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.