Rheumatology Associates
NPI 1225208606 · Rheumatology Physician · North Hollywood, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rheumatology Associates is a Rheumatology Physician organization in North Hollywood, CA (NPI 1225208606).
Provider details
- NPI number
- 1225208606
- Entity type
- Organization
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Sean Wollaston, Co Partner(818) 980-7010
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
18 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
- 2008-03-03
- Last updated
- 2012-06-06
Frequently asked questions
- What is Rheumatology Associates's NPI number?
- Rheumatology Associates's National Provider Identifier (NPI) is 1225208606, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Rheumatology Associates?
- Rheumatology Associates is classified in the NPPES registry as Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Rheumatology Associates located?
- Rheumatology Associates's practice location on file with NPPES is 12660 Riverside Dr, North Hollywood, CA 91607-3430.
- What is Rheumatology Associates's phone number?
- The practice phone number listed in the NPPES registry for Rheumatology Associates is (818) 980-7010.
- Does Rheumatology Associates accept Medicare?
- Rheumatology Associates 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 Rheumatology Associates?
- The authorized official listed on Rheumatology Associates's NPPES record is Sean Wollaston, Co Partner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Rheumatology Associates's NPI active?
- Yes — Rheumatology Associates's NPI (1225208606) is active in the NPPES registry as of the last update on 2012-06-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.