Marshall Zablen, MD
NPI 1275866519 · Internal Medicine Physician · Van Nuys, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marshall Zablen, MD is a Internal Medicine Physician provider in Van Nuys, CA (NPI 1275866519).
Provider details
- NPI number
- 1275866519
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- C33586 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
- 2009-09-17
- Last updated
- 2009-09-17
Frequently asked questions
- What is Marshall Zablen's NPI number?
- Marshall Zablen's National Provider Identifier (NPI) is 1275866519, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marshall Zablen's specialty?
- Marshall Zablen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marshall Zablen located?
- Marshall Zablen's practice location on file with NPPES is 6265 Sepulveda Blvd Suite 13, Van Nuys, CA 91411-1130.
- What is Marshall Zablen's phone number?
- The practice phone number listed in the NPPES registry for Marshall Zablen is (818) 779-1900.
- Does Marshall Zablen accept Medicare?
- Marshall Zablen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marshall Zablen's NPI active?
- Yes — Marshall Zablen's NPI (1275866519) is active in the NPPES registry as of the last update on 2009-09-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.