Mari Madsen, M.D., P.C.
NPI 1659562866 · Colon & Rectal Surgery Physician · West Hollywood, CA
Mari Madsen, M.D., P.C. is a Colon & Rectal Surgery Physician organization in West Hollywood, CA (NPI 1659562866).
Provider details
- NPI number
- 1659562866
- Entity type
- Organization
- Primary specialty
- Colon & Rectal Surgery PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Mari Madsen, President(310) 854-3580
- License
- A92144 (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
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
- 2007-08-05
- Last updated
- 2007-08-05
Frequently asked questions
- What is Mari Madsen, M.D., P.C.'s NPI number?
- Mari Madsen, M.D., P.C.'s National Provider Identifier (NPI) is 1659562866, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mari Madsen, M.D., P.C.?
- Mari Madsen, M.D., P.C. is classified in the NPPES registry as Colon & Rectal Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Mari Madsen, M.D., P.C. located?
- Mari Madsen, M.D., P.C.'s practice location on file with NPPES is 8737 Beverly Blvd, West Hollywood, CA 90048-1828.
- What is Mari Madsen, M.D., P.C.'s phone number?
- The practice phone number listed in the NPPES registry for Mari Madsen, M.D., P.C. is (310) 854-3580.
- Who is the authorized official for Mari Madsen, M.D., P.C.?
- The authorized official listed on Mari Madsen, M.D., P.C.'s NPPES record is Mari Madsen, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mari Madsen, M.D., P.C.'s NPI active?
- Yes — Mari Madsen, M.D., P.C.'s NPI (1659562866) is active in the NPPES registry as of the last update on 2007-08-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.