Michael Madievsky,m.d.
NPI 1558540294 · Gastroenterology Physician · Tarzana, CA
Michael Madievsky,m.d. is a Gastroenterology Physician organization in Tarzana, CA (NPI 1558540294).
Provider details
- NPI number
- 1558540294
- Entity type
- Organization
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Michael Madievsky, President(818) 996-4796
- License
- A65040 (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
- 2007-10-30
- Last updated
- 2010-11-09
Frequently asked questions
- What is Michael Madievsky,m.d.'s NPI number?
- Michael Madievsky,m.d.'s National Provider Identifier (NPI) is 1558540294, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Michael Madievsky,m.d.?
- Michael Madievsky,m.d. is classified in the NPPES registry as Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Madievsky,m.d. located?
- Michael Madievsky,m.d.'s practice location on file with NPPES is 18411 Clark St Ste 204, Tarzana, CA 91356-3535.
- What is Michael Madievsky,m.d.'s phone number?
- The practice phone number listed in the NPPES registry for Michael Madievsky,m.d. is (818) 996-4796.
- Who is the authorized official for Michael Madievsky,m.d.?
- The authorized official listed on Michael Madievsky,m.d.'s NPPES record is Michael Madievsky, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Michael Madievsky,m.d.'s NPI active?
- Yes — Michael Madievsky,m.d.'s NPI (1558540294) is active in the NPPES registry as of the last update on 2010-11-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.