Optumcare Colorado Medical Group LLC
NPI 1922893478 · Rheumatology Physician · Boulder, CO
Optumcare Colorado Medical Group LLC is a Rheumatology Physician organization in Boulder, CO (NPI 1922893478).
Provider details
- NPI number
- 1922893478
- Entity type
- Organization
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Emily Castillo, Associate Director(702) 480-2550
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
1 yr 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)
- Doing business as
- Colorado Center for Arthritis & Osteoporosis
Registry dates
- Enumerated
- 2025-04-14
- Last updated
- 2025-04-14
- Certified
- 2025-04-14
Frequently asked questions
- What is Optumcare Colorado Medical Group LLC's NPI number?
- Optumcare Colorado Medical Group LLC's National Provider Identifier (NPI) is 1922893478, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Optumcare Colorado Medical Group LLC?
- Optumcare Colorado Medical Group LLC is classified in the NPPES registry as Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Optumcare Colorado Medical Group LLC located?
- Optumcare Colorado Medical Group LLC's practice location on file with NPPES is 2503 Walnut St Ste 200, Boulder, CO 80302-5745.
- What is Optumcare Colorado Medical Group LLC's phone number?
- The practice phone number listed in the NPPES registry for Optumcare Colorado Medical Group LLC is (720) 494-4700.
- Who is the authorized official for Optumcare Colorado Medical Group LLC?
- The authorized official listed on Optumcare Colorado Medical Group LLC's NPPES record is Emily Castillo, Associate Director. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Optumcare Colorado Medical Group LLC's NPI active?
- Yes — Optumcare Colorado Medical Group LLC's NPI (1922893478) is active in the NPPES registry as of the last update on 2025-04-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.