Neil D. Fagen,m.d.,inc.
NPI 1023311008 · Gastroenterology Physician · Tarzana, CA
Neil D. Fagen,m.d.,inc. is a Gastroenterology Physician organization in Tarzana, CA (NPI 1023311008).
Provider details
- NPI number
- 1023311008
- Entity type
- Organization
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Neil Fagen, President(818) 996-4796
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
15 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
- 2010-12-13
- Last updated
- 2010-12-13
Frequently asked questions
- What is Neil D. Fagen,m.d.,inc.'s NPI number?
- Neil D. Fagen,m.d.,inc.'s National Provider Identifier (NPI) is 1023311008, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Neil D. Fagen,m.d.,inc.?
- Neil D. Fagen,m.d.,inc. is classified in the NPPES registry as Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Neil D. Fagen,m.d.,inc. located?
- Neil D. Fagen,m.d.,inc.'s practice location on file with NPPES is 18411 Clark St, Tarzana, CA 91356-3535.
- What is Neil D. Fagen,m.d.,inc.'s phone number?
- The practice phone number listed in the NPPES registry for Neil D. Fagen,m.d.,inc. is (818) 996-4796.
- Who is the authorized official for Neil D. Fagen,m.d.,inc.?
- The authorized official listed on Neil D. Fagen,m.d.,inc.'s NPPES record is Neil Fagen, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Neil D. Fagen,m.d.,inc.'s NPI active?
- Yes — Neil D. Fagen,m.d.,inc.'s NPI (1023311008) is active in the NPPES registry as of the last update on 2010-12-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.