IndividualActive
Mark Epstein, M.D.
NPI 1598707341 · Specialist · Van Nuys, CA
Mark Epstein, M.D. is a Specialist provider in Van Nuys, CA (NPI 1598707341).
Provider details
- NPI number
- 1598707341
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- C25413 (CA)
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
16955 Vanowen St
Van Nuys, CA 91406-4542
Phone: (818) 343-0700
Fax: (818) 996-8670
Street-level locationGet directions
Mailing address
Po Box 260184
Encino, CA 91426-0184
Registry dates
- Enumerated
- 2006-06-12
- Last updated
- 2008-11-13
Frequently asked questions
- What is Mark Epstein's NPI number?
- Mark Epstein's National Provider Identifier (NPI) is 1598707341, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Epstein's specialty?
- Mark Epstein is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Mark Epstein located?
- Mark Epstein's practice location on file with NPPES is 16955 Vanowen St, Van Nuys, CA 91406-4542.
- What is Mark Epstein's phone number?
- The practice phone number listed in the NPPES registry for Mark Epstein is (818) 343-0700.
- Is Mark Epstein's NPI active?
- Yes — Mark Epstein's NPI (1598707341) is active in the NPPES registry as of the last update on 2008-11-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.