Sierra Rheumatology Inc, a Professional Corporation
NPI 1548564735 · Rheumatology Physician · Rocklin, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sierra Rheumatology Inc, a Professional Corporation is a Rheumatology Physician organization in Rocklin, CA (NPI 1548564735).
Provider details
- NPI number
- 1548564735
- Entity type
- Organization
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Robinder Dhillon, Managing Director(916) 677-4744
- License
- A97133 (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
- 2011-01-02
- Last updated
- 2026-03-30
- Certified
- 2026-03-30
Frequently asked questions
- What is Sierra Rheumatology Inc, a Professional Corporation's NPI number?
- Sierra Rheumatology Inc, a Professional Corporation's National Provider Identifier (NPI) is 1548564735, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Sierra Rheumatology Inc, a Professional Corporation?
- Sierra Rheumatology Inc, a Professional Corporation is classified in the NPPES registry as Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Sierra Rheumatology Inc, a Professional Corporation located?
- Sierra Rheumatology Inc, a Professional Corporation's practice location on file with NPPES is 2207 Plaza Dr Ste 100, Rocklin, CA 95765-4415.
- What is Sierra Rheumatology Inc, a Professional Corporation's phone number?
- The practice phone number listed in the NPPES registry for Sierra Rheumatology Inc, a Professional Corporation is (916) 677-4744.
- Does Sierra Rheumatology Inc, a Professional Corporation accept Medicare?
- Sierra Rheumatology Inc, a Professional Corporation 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 Sierra Rheumatology Inc, a Professional Corporation?
- The authorized official listed on Sierra Rheumatology Inc, a Professional Corporation's NPPES record is Robinder Dhillon, Managing Director. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Sierra Rheumatology Inc, a Professional Corporation's NPI active?
- Yes — Sierra Rheumatology Inc, a Professional Corporation's NPI (1548564735) is active in the NPPES registry as of the last update on 2026-03-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.