Stuart S. Kassan, M.D., F.a.c.p., P.C.
NPI 1710389945 · Rheumatology Physician · Lakewood, CO
Stuart S. Kassan, M.D., F.a.c.p., P.C. is a Rheumatology Physician organization in Lakewood, CO (NPI 1710389945).
Provider details
- NPI number
- 1710389945
- Entity type
- Organization
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Stuart Kassan, Owner(303) 892-6033
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
11 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
- 2014-09-18
- Last updated
- 2014-09-18
Frequently asked questions
- What is Stuart S. Kassan, M.D., F.a.c.p., P.C.'s NPI number?
- Stuart S. Kassan, M.D., F.a.c.p., P.C.'s National Provider Identifier (NPI) is 1710389945, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Stuart S. Kassan, M.D., F.a.c.p., P.C.?
- Stuart S. Kassan, M.D., F.a.c.p., P.C. is classified in the NPPES registry as Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Stuart S. Kassan, M.D., F.a.c.p., P.C. located?
- Stuart S. Kassan, M.D., F.a.c.p., P.C.'s practice location on file with NPPES is 198 Union Blvd., Lakewood, CO 80228-2259.
- What is Stuart S. Kassan, M.D., F.a.c.p., P.C.'s phone number?
- The practice phone number listed in the NPPES registry for Stuart S. Kassan, M.D., F.a.c.p., P.C. is (303) 892-6033.
- Who is the authorized official for Stuart S. Kassan, M.D., F.a.c.p., P.C.?
- The authorized official listed on Stuart S. Kassan, M.D., F.a.c.p., P.C.'s NPPES record is Stuart Kassan, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Stuart S. Kassan, M.D., F.a.c.p., P.C.'s NPI active?
- Yes — Stuart S. Kassan, M.D., F.a.c.p., P.C.'s NPI (1710389945) is active in the NPPES registry as of the last update on 2014-09-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.